diff --git a/components/map/map.js b/components/map/map.js
index 1c6b8455f..074aa70fb 100644
--- a/components/map/map.js
+++ b/components/map/map.js
@@ -5,7 +5,7 @@ import MapGl, {Source, Layer} from 'react-map-gl'
 import maplibregl from 'maplibre-gl'
 import {Pane, Alert} from 'evergreen-ui'
 
-import MapContext, {BAL_API_URL, SOURCE_TILE_ID} from '@/contexts/map'
+import MapContext, {SOURCE_TILE_ID} from '@/contexts/map'
 import TokenContext from '@/contexts/token'
 import DrawContext from '@/contexts/draw'
 import ParcellesContext from '@/contexts/parcelles'
@@ -81,7 +81,9 @@ function Map({commune, isAddressFormOpen, handleAddressForm}) {
     viewport,
     setViewport,
     isCadastreDisplayed,
-    setIsCadastreDisplayed
+    setIsCadastreDisplayed,
+    balTilesUrl,
+    isMapLoaded
   } = useContext(MapContext)
   const {isParcelleSelectionEnabled, handleParcelle} = useContext(ParcellesContext)
 
@@ -90,7 +92,6 @@ function Map({commune, isAddressFormOpen, handleAddressForm}) {
   const [mapStyle, setMapStyle] = useState(generateNewStyle(defaultStyle))
 
   const {balId} = router.query
-  const BAL_TILES_URL = BAL_API_URL + '/bases-locales/' + balId + '/tiles/{z}/{x}/{y}.pbf'
   const {
     voie,
     toponyme,
@@ -244,10 +245,10 @@ function Map({commune, isAddressFormOpen, handleAddressForm}) {
     return {
       id: SOURCE_TILE_ID,
       type: 'vector',
-      tiles: [BAL_TILES_URL],
+      tiles: [balTilesUrl],
       promoteId: 'id',
     }
-  }, [BAL_TILES_URL])
+  }, [balTilesUrl])
 
   const sourceCommune = useMemo(() => {
     return {
@@ -276,6 +277,18 @@ function Map({commune, isAddressFormOpen, handleAddressForm}) {
     }
   }
 
+  const selectedVoieColor = useMemo(() => {
+    if (!voie || !isMapLoaded) {
+      return
+    }
+
+    const featuresList = map?.querySourceFeatures(SOURCE_TILE_ID, {
+      sourceLayer: [LAYERS_SOURCE.VOIES_POINTS]
+    })
+
+    return featuresList?.find(feature => feature.id === voie._id)?.properties.color
+  }, [map, voie, isMapLoaded])
+
   return (
     <Pane display='flex' flexDirection='column' flex={1}>
       <StyleControl
@@ -346,10 +359,10 @@ function Map({commune, isAddressFormOpen, handleAddressForm}) {
           {(voie || toponyme) && !modeId && numeros && (
             <NumerosMarkers
               numeros={numeros.filter(({_id}) => _id !== editingId)}
-              voie={voie}
               isLabelDisplayed={isLabelsDisplayed}
               isContextMenuDisplayed={isContextMenuDisplayed}
               setIsContextMenuDisplayed={setIsContextMenuDisplayed}
+              color={selectedVoieColor}
             />
           )}
 
diff --git a/components/map/numeros-markers.js b/components/map/numeros-markers.js
index 987c4adfd..132715601 100644
--- a/components/map/numeros-markers.js
+++ b/components/map/numeros-markers.js
@@ -1,7 +1,6 @@
 import {useCallback, useContext} from 'react'
 import PropTypes from 'prop-types'
 import {css} from 'glamor'
-import randomColor from 'randomcolor'
 
 import {softRemoveNumero} from '@/lib/bal-api'
 
@@ -13,7 +12,7 @@ import useError from '@/hooks/error'
 
 import NumeroMarker from '@/components/map/numero-marker'
 
-function NumerosMarkers({numeros, voie, isLabelDisplayed, isContextMenuDisplayed, setIsContextMenuDisplayed}) {
+function NumerosMarkers({numeros, isLabelDisplayed, isContextMenuDisplayed, setIsContextMenuDisplayed, color}) {
   const [setError] = useError()
 
   const {token} = useContext(TokenContext)
@@ -32,14 +31,7 @@ function NumerosMarkers({numeros, voie, isLabelDisplayed, isContextMenuDisplayed
     }
   }, [setEditingId, setIsContextMenuDisplayed, isEditing])
 
-  const colorSeed = useCallback(id => {
-    return id ? randomColor({
-      luminosity: 'dark',
-      seed: id
-    }) : '#1070ca'
-  }, [])
-
-  const markerStyle = useCallback(colorSeed => css({
+  const markerStyle = useCallback(color => css({
     borderRadius: 20,
     marginTop: -10,
     marginLeft: -10,
@@ -50,7 +42,7 @@ function NumerosMarkers({numeros, voie, isLabelDisplayed, isContextMenuDisplayed
 
     '&:before': {
       content: ' ',
-      backgroundColor: colorSeed,
+      backgroundColor: color,
       border: '1px solid white',
       display: 'inline-block',
       width: 8,
@@ -91,7 +83,7 @@ function NumerosMarkers({numeros, voie, isLabelDisplayed, isContextMenuDisplayed
       <NumeroMarker
         key={numero._id}
         numero={numero}
-        style={markerStyle(colorSeed(numero.voie?._id || voie?._id))}
+        style={markerStyle(color)}
         isContextMenuDisplayed={numero._id === isContextMenuDisplayed}
         removeAddress={removeAddress}
         onEnableEditing={onEnableEditing}
@@ -102,12 +94,10 @@ function NumerosMarkers({numeros, voie, isLabelDisplayed, isContextMenuDisplayed
 
 NumerosMarkers.propTypes = {
   numeros: PropTypes.array.isRequired,
-  voie: PropTypes.shape({
-    _id: PropTypes.string.isRequired
-  }),
   isLabelDisplayed: PropTypes.bool.isRequired,
   isContextMenuDisplayed: PropTypes.string,
-  setIsContextMenuDisplayed: PropTypes.func.isRequired
+  setIsContextMenuDisplayed: PropTypes.func.isRequired,
+  color: PropTypes.string
 }
 
 export default NumerosMarkers
diff --git a/components/settings.js b/components/settings.js
index 6a9acfd01..bca410ace 100644
--- a/components/settings.js
+++ b/components/settings.js
@@ -4,30 +4,40 @@ import {SideSheet, Pane, Alert} from 'evergreen-ui'
 import SettingsContext from '@/contexts/settings'
 import BalDataContext from '@/contexts/bal-data'
 
-import SettingsForm from '@/components/settings/settings-form'
+import BALSettingsForm from '@/components/settings/bal-settings-form'
+import UserSettingsForm from '@/components/settings/user-settings-form'
 
 const Settings = React.memo(() => {
-  const {isSettingsDisplayed, setIsSettingsDisplayed} = useContext(SettingsContext)
+  const {settingsDisplayed, setSettingsDisplayed} = useContext(SettingsContext)
   const {baseLocale} = useContext(BalDataContext)
 
   return (
     <SideSheet
-      isShown={isSettingsDisplayed}
-      onCloseComplete={() => setIsSettingsDisplayed(false)}
+      isShown={Boolean(settingsDisplayed)}
+      onCloseComplete={() => setSettingsDisplayed(null)}
     >
-      <SettingsForm baseLocale={baseLocale} />
-
-      {baseLocale.status === 'demo' && (
-        <Pane padding={16}>
-          <Alert
-            intent='none'
-            title='Version d’essai de l’éditeur de base adresse locale'
-            marginBottom={32}
-          >
-            Il est impossible de modifier les paramètres de la base adresse locale en version d’essai.
-          </Alert>
-        </Pane>
+      {settingsDisplayed === 'user-settings' && (
+        <UserSettingsForm baseLocale={baseLocale} />
       )}
+
+      {settingsDisplayed === 'bal-settings' && (
+        <>
+          <BALSettingsForm baseLocale={baseLocale} />
+
+          {baseLocale.status === 'demo' && (
+            <Pane padding={16}>
+              <Alert
+                intent='none'
+                title='Version d’essai de l’éditeur de base adresse locale'
+                marginBottom={32}
+              >
+                Il est impossible de modifier les paramètres de la base adresse locale en version d’essai.
+              </Alert>
+            </Pane>
+          )}
+        </>
+      )}
+
     </SideSheet>
   )
 })
diff --git a/components/settings/settings-form.js b/components/settings/bal-settings-form.js
similarity index 98%
rename from components/settings/settings-form.js
rename to components/settings/bal-settings-form.js
index eb1084961..11350b2bf 100644
--- a/components/settings/settings-form.js
+++ b/components/settings/bal-settings-form.js
@@ -31,7 +31,7 @@ const mailHasChanged = (listA, listB) => {
   return !isEqual([...listA].sort(), [...listB].sort())
 }
 
-const Settings = React.memo(({baseLocale}) => {
+const BALSettings = React.memo(({baseLocale}) => {
   const {token, emails, reloadEmails} = useContext(TokenContext)
   const {reloadBaseLocale} = useContext(BalDataContext)
 
@@ -227,7 +227,7 @@ const Settings = React.memo(({baseLocale}) => {
   )
 })
 
-Settings.propTypes = {
+BALSettings.propTypes = {
   baseLocale: PropTypes.shape({
     _id: PropTypes.string.isRequired,
     status: PropTypes.string.isRequired,
@@ -235,4 +235,4 @@ Settings.propTypes = {
   }).isRequired
 }
 
-export default Settings
+export default BALSettings
diff --git a/components/settings/user-settings-form.js b/components/settings/user-settings-form.js
new file mode 100644
index 000000000..ff0389378
--- /dev/null
+++ b/components/settings/user-settings-form.js
@@ -0,0 +1,78 @@
+import {useContext, useState} from 'react'
+import LocalStorageContext from '@/contexts/local-storage'
+import PropTypes from 'prop-types'
+import {
+  Pane,
+  Heading,
+  Button,
+  Checkbox,
+  toaster
+} from 'evergreen-ui'
+
+import FormContainer from '@/components/form-container'
+import FormInput from '@/components/form-input'
+
+function UserSettings() {
+  const {userSettings, setUserSettings} = useContext(LocalStorageContext)
+  const [userSettingsForm, setUserSettingsForm] = useState(userSettings)
+
+  const hasChanged = () => JSON.stringify(userSettingsForm) !== JSON.stringify(userSettings)
+
+  const onSubmit = e => {
+    e.preventDefault()
+    setUserSettings(userSettingsForm)
+    toaster.success('Les préférences utilisateurs ont été enregistrées avec succès !')
+  }
+
+  return (
+    <Pane>
+      <Pane
+        flexShrink={0}
+        elevation={0}
+        background='white'
+        padding={16}
+        display='flex'
+        alignItems='center'
+        minHeight={64}
+      >
+        <Pane>
+          <Heading>Préférences utilisateur</Heading>
+        </Pane>
+      </Pane>
+
+      <Pane
+        display='flex'
+        flex={1}
+        flexDirection='column'
+        overflowY='scroll'
+      >
+        <FormContainer onSubmit={onSubmit}>
+          <FormInput>
+            <Checkbox
+              name='colorblind-mode'
+              id='colorblind-mode'
+              label='Activer le mode daltonien'
+              checked={userSettingsForm?.colorblindMode}
+              onChange={() => setUserSettingsForm(settings => ({...settings, colorblindMode: !settings?.colorblindMode}))}
+            />
+          </FormInput>
+
+          <Button height={40} marginTop={8} type='submit' appearance='primary' disabled={!hasChanged()}>
+            Enregistrer les changements
+          </Button>
+
+        </FormContainer>
+      </Pane>
+    </Pane>
+  )
+}
+
+UserSettings.propTypes = {
+  baseLocale: PropTypes.shape({
+    _id: PropTypes.string.isRequired,
+    status: PropTypes.string.isRequired,
+    nom: PropTypes.string.isRequired
+  }).isRequired
+}
+
+export default UserSettings
diff --git a/components/sub-header/settings-menu.js b/components/sub-header/settings-menu.js
index 2d258f42f..f1c50773d 100644
--- a/components/sub-header/settings-menu.js
+++ b/components/sub-header/settings-menu.js
@@ -1,11 +1,11 @@
 import {useContext} from 'react'
 import PropTypes from 'prop-types'
-import {Popover, Menu, Position, Button, CogIcon, DownloadIcon, TrashIcon} from 'evergreen-ui'
+import {Popover, Menu, Position, Button, CogIcon, DownloadIcon, TrashIcon, SettingsIcon} from 'evergreen-ui'
 
 import SettingsContext from '@/contexts/settings'
 
 function SettingsMenu({isAdmin, csvBalUrl, csvVoiesUrl, setIsTrashOpen}) {
-  const {isSettingsDisplayed, setIsSettingsDisplayed} = useContext(SettingsContext)
+  const {setSettingsDisplayed} = useContext(SettingsContext)
 
   return (
     <Popover
@@ -16,8 +16,6 @@ function SettingsMenu({isAdmin, csvBalUrl, csvVoiesUrl, setIsTrashOpen}) {
             <Menu.Item icon={DownloadIcon} is='a' href={csvBalUrl} color='inherit' textDecoration='none'>
               Télécharger Base Locale CSV
             </Menu.Item>
-          </Menu.Group>
-          <Menu.Group>
             <Menu.Item icon={DownloadIcon} is='a' href={csvVoiesUrl} color='inherit' textDecoration='none'>
               Télécharger liste des voies CSV
             </Menu.Item>
@@ -30,14 +28,19 @@ function SettingsMenu({isAdmin, csvBalUrl, csvVoiesUrl, setIsTrashOpen}) {
                   Voir la corbeille
                 </Menu.Item>
               </Menu.Group>
-              <Menu.Divider />
-              <Menu.Group>
-                <Menu.Item icon={CogIcon} onSelect={() => setIsSettingsDisplayed(!isSettingsDisplayed)}>
-                  Gérer les droits
-                </Menu.Item>
-              </Menu.Group>
-            </>
-          )}
+            </>)}
+          <Menu.Divider />
+          <Menu.Group>
+            <Menu.Item icon={SettingsIcon} onSelect={() => setSettingsDisplayed('user-settings')}>
+              Préférences utilisateur
+            </Menu.Item>
+            {isAdmin && (
+              <Menu.Item icon={CogIcon} onSelect={() => setSettingsDisplayed('bal-settings')}>
+                Gérer les droits
+              </Menu.Item>
+            )}
+          </Menu.Group>
+
         </Menu>
       }
     >
diff --git a/contexts/local-storage.js b/contexts/local-storage.js
index 4fa99e764..0b0285ec6 100644
--- a/contexts/local-storage.js
+++ b/contexts/local-storage.js
@@ -11,6 +11,7 @@ const WELCOMED_KEY = 'was-welcomed'
 const RECOVERY_EMAIL = 'recovery-email-sent'
 const CERTIFICATION_AUTO_KEY = 'certificationAutoAlert'
 const VISIBILITY_KEY = 'hidden-bal'
+const USER_SETTINGS = 'user-settings'
 
 export function LocalStorageContextProvider(props) {
   const [balAccess, , getBalToken, addBalAccess, removeBalAccess] = useLocalStorage(STORAGE_KEY) // Do not assign a default value
@@ -18,6 +19,7 @@ export function LocalStorageContextProvider(props) {
   const [recoveryEmailSent, setRecoveryEmailSent] = useLocalStorage(RECOVERY_EMAIL)
   const [informedAboutCertification, , getInformedAboutCertification, addInformedAboutCertification] = useLocalStorage(CERTIFICATION_AUTO_KEY)
   const [hiddenBal, setHiddenBal, getHiddenBal, addHiddenBal, removeHiddenBal] = useLocalStorage(VISIBILITY_KEY)
+  const [userSettings, setUserSettings, getUserSettings, addUserSettings, removeUserSettings] = useLocalStorage(USER_SETTINGS)
 
   const removeBAL = useCallback(async balId => {
     const token = getBalToken(balId)
@@ -30,7 +32,8 @@ export function LocalStorageContextProvider(props) {
     wasWelcomed, setWasWelcomed,
     recoveryEmailSent, setRecoveryEmailSent,
     informedAboutCertification, getInformedAboutCertification, addInformedAboutCertification,
-    hiddenBal, setHiddenBal, getHiddenBal, addHiddenBal, removeHiddenBal
+    hiddenBal, setHiddenBal, getHiddenBal, addHiddenBal, removeHiddenBal,
+    userSettings, setUserSettings, getUserSettings, addUserSettings, removeUserSettings
   }), [
     balAccess,
     getBalToken,
@@ -47,7 +50,12 @@ export function LocalStorageContextProvider(props) {
     setHiddenBal,
     getHiddenBal,
     addHiddenBal,
-    removeHiddenBal
+    removeHiddenBal,
+    userSettings,
+    setUserSettings,
+    getUserSettings,
+    addUserSettings,
+    removeUserSettings
   ])
 
   return (
diff --git a/contexts/map.js b/contexts/map.js
index 3ff269f1b..b49008162 100644
--- a/contexts/map.js
+++ b/contexts/map.js
@@ -1,5 +1,6 @@
 import React, {useCallback, useState, useMemo, useEffect, useContext} from 'react'
 import BalContext from '@/contexts/bal-data'
+import LocalStorageContext from '@/contexts/local-storage'
 
 const MapContext = React.createContext()
 
@@ -23,8 +24,12 @@ export function MapContextProvider(props) {
   const [isCadastreDisplayed, setIsCadastreDisplayed] = useState(false)
   const [isTileSourceLoaded, setIsTileSourceLoaded] = useState(false)
   const [isStyleLoaded, setIsStyleLoaded] = useState(false)
+  const [isMapLoaded, setIsMapLoaded] = useState(false)
 
   const {baseLocale} = useContext(BalContext)
+  const {userSettings} = useContext(LocalStorageContext)
+
+  const balTilesUrl = `${BAL_API_URL}/bases-locales/${baseLocale._id}/tiles/{z}/{x}/{y}.pbf${userSettings?.colorblindMode ? '?colorblindMode=true' : ''}`
 
   useEffect(() => {
     map?.on('load', () => {
@@ -35,14 +40,18 @@ export function MapContextProvider(props) {
     })
   }, [map])
 
+  // When the map is fully loaded (with the layers), this event is triggered
+  map?.on('idle', () => {
+    setIsMapLoaded(true)
+  })
+
   const reloadTiles = useCallback(() => {
     if (map && isTileSourceLoaded) {
       const source = map.getSource(SOURCE_TILE_ID)
       // Remplace les tuiles avec de nouvelles tuiles
-      const BAL_TILES_URL = BAL_API_URL + '/bases-locales/' + baseLocale._id + '/tiles/{z}/{x}/{y}.pbf'
-      source.setTiles([BAL_TILES_URL])
+      source.setTiles([balTilesUrl])
     }
-  }, [map, isTileSourceLoaded, baseLocale._id])
+  }, [map, isTileSourceLoaded, balTilesUrl])
 
   const handleMapRef = useCallback(ref => {
     if (ref) {
@@ -60,6 +69,8 @@ export function MapContextProvider(props) {
     isStyleLoaded,
     viewport, setViewport,
     isCadastreDisplayed, setIsCadastreDisplayed,
+    balTilesUrl,
+    isMapLoaded
   }), [
     map,
     isTileSourceLoaded,
@@ -68,7 +79,9 @@ export function MapContextProvider(props) {
     isStyleLoaded,
     style,
     viewport,
-    isCadastreDisplayed
+    isCadastreDisplayed,
+    balTilesUrl,
+    isMapLoaded
   ])
 
   return (
diff --git a/contexts/settings.js b/contexts/settings.js
index 387448ab6..0cc6a0596 100644
--- a/contexts/settings.js
+++ b/contexts/settings.js
@@ -3,12 +3,12 @@ import React, {useState, useMemo} from 'react'
 const SettingsContext = React.createContext()
 
 export function SettingsContextProvider(props) {
-  const [isSettingsDisplayed, setIsSettingsDisplayed] = useState(false)
+  const [settingsDisplayed, setSettingsDisplayed] = useState('')
 
   const value = useMemo(() => ({
-    isSettingsDisplayed,
-    setIsSettingsDisplayed
-  }), [isSettingsDisplayed])
+    settingsDisplayed,
+    setSettingsDisplayed
+  }), [settingsDisplayed])
 
   return (
     <SettingsContext.Provider value={value} {...props} />