diff --git a/src/mmw/mmw/settings/layer_settings.py b/src/mmw/mmw/settings/layer_settings.py
index 4392ec4ec..af5a01b62 100644
--- a/src/mmw/mmw/settings/layer_settings.py
+++ b/src/mmw/mmw/settings/layer_settings.py
@@ -16,7 +16,7 @@
 import json
 
 from django.contrib.gis.geos import GEOSGeometry
-from mmw.settings.layer_classmaps import NLCD, SOIL, PROTECTED_LANDS
+from mmw.settings.layer_classmaps import NLCD, SOIL, PROTECTED_LANDS, IO_LULC
 
 # [01, 02, ...] style list for layer time sliders
 MONTH_CODES = [str(m).zfill(2) for m in range(1, 13)]
@@ -98,7 +98,7 @@
         {
             'display': 'IO Global LULC 2023',
             'code': 'io-lulc-2023',
-            'css_class_prefix': 'io-lulc-2023 nlcd',
+            'css_class_prefix': 'io-lulc-2023 io-lulc',
             'short_display': 'IO LULC 2023',
             'helptext': 'Global land use/land cover dataset produced by '
                         'Impact Observatory, Microsoft, and Esri, derived from '
@@ -108,7 +108,7 @@
             'maxZoom': 18,
             'opacity': 0.618,
             'has_opacity_slider': True,
-            'legend_mapping': { key: names[1] for key, names in NLCD.items()},
+            'legend_mapping': { key: names[1] for key, names in IO_LULC.items() },
             'big_cz': True,
         },
         {
diff --git a/src/mmw/sass/utils/_variables.scss b/src/mmw/sass/utils/_variables.scss
index 9361cdb58..d18c8d79f 100644
--- a/src/mmw/sass/utils/_variables.scss
+++ b/src/mmw/sass/utils/_variables.scss
@@ -78,6 +78,24 @@ $nlcdColors: (
   }
 }
 
+$ioLulcColors: (
+    1: #419bdf,  // Water
+    2: #397d49,  // Trees
+    4: #7a87c6,  // Flooded vegetation
+    5: #e49635,  // Crops
+    7: #c4281b,  // Built area
+    8: #a59b8f,  // Bare ground
+    9: #a8ebff,  // Snow/ice
+    10: #616161, // Clouds
+    11: #e3e2c3, // Rangeland
+);
+
+@each $id, $color in $ioLulcColors {
+  .io-lulc-#{$id} {
+    background-color: $color;
+  }
+}
+
 $protectedLandsColors: (
     pra_f: #AFB42B, /* Park or Recreation Area - Federal */
     pra_s: #C0CA33, /* Park or Recreation Area - State */