diff --git a/src/platform/libretro/libretro.c b/src/platform/libretro/libretro.c
index 455380272..13d26fbc3 100644
--- a/src/platform/libretro/libretro.c
+++ b/src/platform/libretro/libretro.c
@@ -17,6 +17,7 @@
 #include <mgba/gb/core.h>
 #include <mgba/internal/gb/gb.h>
 #include <mgba/internal/gb/mbc.h>
+#include <mgba/internal/gb/overrides.h>
 #endif
 #ifdef M_CORE_GBA
 #include <mgba/gba/core.h>
@@ -146,6 +147,38 @@ static void _initRumble(void) {
 	rumbleInitDone = true;
 }
 
+#ifdef M_CORE_GB
+static void _updateGbPal(void) {
+	struct retro_variable var;
+	var.key = "mgba_gb_colors";
+	var.value = 0;
+	if (environCallback(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value) {
+		const struct GBColorPreset* presets;
+		size_t listSize = GBColorPresetList(&presets);
+		size_t i;
+		for (i = 0; i < listSize; ++i) {
+			if (strcmp(presets[i].name, var.value) != 0) {
+				continue;
+			}
+			mCoreConfigSetUIntValue(&core->config, "gb.pal[0]", presets[i].colors[0] & 0xFFFFFF);
+			mCoreConfigSetUIntValue(&core->config, "gb.pal[1]", presets[i].colors[1] & 0xFFFFFF);
+			mCoreConfigSetUIntValue(&core->config, "gb.pal[2]", presets[i].colors[2] & 0xFFFFFF);
+			mCoreConfigSetUIntValue(&core->config, "gb.pal[3]", presets[i].colors[3] & 0xFFFFFF);
+			mCoreConfigSetUIntValue(&core->config, "gb.pal[4]", presets[i].colors[4] & 0xFFFFFF);
+			mCoreConfigSetUIntValue(&core->config, "gb.pal[5]", presets[i].colors[5] & 0xFFFFFF);
+			mCoreConfigSetUIntValue(&core->config, "gb.pal[6]", presets[i].colors[6] & 0xFFFFFF);
+			mCoreConfigSetUIntValue(&core->config, "gb.pal[7]", presets[i].colors[7] & 0xFFFFFF);
+			mCoreConfigSetUIntValue(&core->config, "gb.pal[8]", presets[i].colors[8] & 0xFFFFFF);
+			mCoreConfigSetUIntValue(&core->config, "gb.pal[9]", presets[i].colors[9] & 0xFFFFFF);
+			mCoreConfigSetUIntValue(&core->config, "gb.pal[10]", presets[i].colors[10] & 0xFFFFFF);
+			mCoreConfigSetUIntValue(&core->config, "gb.pal[11]", presets[i].colors[11] & 0xFFFFFF);
+			core->reloadConfigOption(core, "gb.pal", NULL);
+			break;
+		}
+	}
+}
+#endif
+
 static void _reloadSettings(void) {
 	struct mCoreOptions opts = {
 		.useBios = true,
@@ -177,6 +210,14 @@ static void _reloadSettings(void) {
 		mCoreConfigSetDefaultValue(&core->config, "sgb.model", modelName);
 		mCoreConfigSetDefaultValue(&core->config, "cgb.model", modelName);
 	}
+
+	var.key = "mgba_sgb_borders";
+	var.value = 0;
+	if (environCallback(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value) {
+		mCoreConfigSetDefaultIntValue(&core->config, "sgb.borders", strcmp(var.value, "ON") == 0);
+	}
+
+	_updateGbPal();
 #endif
 
 	var.key = "mgba_use_bios";
@@ -191,14 +232,6 @@ static void _reloadSettings(void) {
 		opts.skipBios = strcmp(var.value, "ON") == 0;
 	}
 
-#ifdef M_CORE_GB
-	var.key = "mgba_sgb_borders";
-	var.value = 0;
-	if (environCallback(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value) {
-		mCoreConfigSetDefaultIntValue(&core->config, "sgb.borders", strcmp(var.value, "ON") == 0);
-	}
-#endif
-
 	var.key = "mgba_frameskip";
 	var.value = 0;
 	if (environCallback(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value) {
@@ -248,6 +281,22 @@ unsigned retro_api_version(void) {
 void retro_set_environment(retro_environment_t env) {
 	environCallback = env;
 
+#ifdef M_CORE_GB
+	const struct GBColorPreset* presets;
+	size_t listSize = GBColorPresetList(&presets);
+
+	size_t colorOpt;
+	for (colorOpt = 0; option_defs_us[colorOpt].key; ++colorOpt) {
+		if (strcmp(option_defs_us[colorOpt].key, "mgba_gb_colors") == 0) {
+			break;
+		}
+	}
+	size_t i;
+	for (i = 0; i < listSize && i < RETRO_NUM_CORE_OPTION_VALUES_MAX; ++i) {
+		option_defs_us[colorOpt].values[i].value = presets[i].name;
+	}
+#endif
+
 	libretro_set_core_options(environCallback);
 }
 
@@ -428,6 +477,10 @@ void retro_run(void) {
 			mCoreConfigSetIntValue(&core->config, "frameskip", strtol(var.value, NULL, 10));
 			core->reloadConfigOption(core, "frameskip", NULL);
 		}
+
+#ifdef M_CORE_GB
+		_updateGbPal();
+#endif
 	}
 
 	keys = 0;
diff --git a/src/platform/libretro/libretro_core_options.h b/src/platform/libretro/libretro_core_options.h
index e41e6cda2..5b0a62b1e 100644
--- a/src/platform/libretro/libretro_core_options.h
+++ b/src/platform/libretro/libretro_core_options.h
@@ -186,6 +186,17 @@ struct retro_core_option_definition option_defs_us[] = {
       },
       "OFF"
    },
+   {
+      "mgba_gb_colors",
+      "Set default Game Boy palette",
+      "Selects which palette is used for Game Boy games that are not Game Boy Color or Super Game Boy compatible, or if the model is forced to Game Boy.",
+      {
+         // This list is populated at runtime
+         { "Grayscale", NULL },
+         { NULL, NULL },
+      },
+      "Grayscale"
+   },
    { NULL, NULL, NULL, {{0}}, NULL },
 };