diff --git a/src/main/kotlin/ru/dbotthepony/mc/otm/block/entity/decorative/HoloSignBlockEntity.kt b/src/main/kotlin/ru/dbotthepony/mc/otm/block/entity/decorative/HoloSignBlockEntity.kt
index c349afb9c..445439897 100644
--- a/src/main/kotlin/ru/dbotthepony/mc/otm/block/entity/decorative/HoloSignBlockEntity.kt
+++ b/src/main/kotlin/ru/dbotthepony/mc/otm/block/entity/decorative/HoloSignBlockEntity.kt
@@ -12,10 +12,15 @@ import net.minecraft.world.level.block.state.BlockState
 import ru.dbotthepony.mc.otm.block.entity.IRedstoneControlled
 import ru.dbotthepony.mc.otm.block.entity.MatteryBlockEntity
 import ru.dbotthepony.mc.otm.block.entity.SynchronizedRedstoneControl
+import ru.dbotthepony.mc.otm.client.minecraft
 import ru.dbotthepony.mc.otm.menu.decorative.HoloSignMenu
+import ru.dbotthepony.mc.otm.network.synchronizer.FloatFieldAccess
 import ru.dbotthepony.mc.otm.once
 import ru.dbotthepony.mc.otm.registry.MBlockEntities
 import ru.dbotthepony.mc.otm.registry.MBlocks
+import thedarkcolour.kotlinforforge.forge.vectorutil.v3d.component1
+import thedarkcolour.kotlinforforge.forge.vectorutil.v3d.component2
+import thedarkcolour.kotlinforforge.forge.vectorutil.v3d.component3
 
 class HoloSignBlockEntity(blockPos: BlockPos, blockState: BlockState) : MatteryBlockEntity(MBlockEntities.HOLO_SIGN, blockPos, blockState), MenuProvider, IRedstoneControlled {
 	override val redstoneControl = SynchronizedRedstoneControl(synchronizer) { _, _ -> setChanged() }
@@ -25,9 +30,24 @@ class HoloSignBlockEntity(blockPos: BlockPos, blockState: BlockState) : MatteryB
 		access.write(value)
 	})
 
-	var textRed by synchronizer.float(1f).property
-	var textGreen by synchronizer.float(1f).property
-	var textBlue by synchronizer.float(85f / 255f).property
+	private fun colorSetter(value: Float, access: FloatFieldAccess, setByRemote: Boolean) {
+		if (access.readFloat() != value) {
+			access.write(value)
+
+			if (setByRemote) {
+				markDirtyClientside()
+			}
+		}
+	}
+
+	private fun markDirtyClientside() {
+		val (x, y, z) = blockPos
+		minecraft.levelRenderer.setBlocksDirty(x, y, z, x, y, z)
+	}
+
+	var textRed by synchronizer.float(1f, setter = ::colorSetter).property
+	var textGreen by synchronizer.float(1f, setter = ::colorSetter).property
+	var textBlue by synchronizer.float(85f / 255f, setter = ::colorSetter).property
 	var textAlpha by synchronizer.float(1f).property
 
 	var isLocked = false
diff --git a/src/main/kotlin/ru/dbotthepony/mc/otm/registry/MBlockColors.kt b/src/main/kotlin/ru/dbotthepony/mc/otm/registry/MBlockColors.kt
index 907ed0940..7d17ee06e 100644
--- a/src/main/kotlin/ru/dbotthepony/mc/otm/registry/MBlockColors.kt
+++ b/src/main/kotlin/ru/dbotthepony/mc/otm/registry/MBlockColors.kt
@@ -1,5 +1,7 @@
 package ru.dbotthepony.mc.otm.registry
 
+import net.minecraft.client.color.block.BlockColor
+import net.minecraft.client.color.item.ItemColor
 import net.minecraft.client.renderer.BiomeColors
 import net.minecraft.core.BlockPos
 import net.minecraft.world.item.ItemStack
@@ -7,29 +9,59 @@ import net.minecraft.world.level.BlockAndTintGetter
 import net.minecraft.world.level.block.state.BlockState
 import net.minecraftforge.client.event.RegisterColorHandlersEvent
 import net.minecraftforge.eventbus.api.IEventBus
+import ru.dbotthepony.mc.otm.block.entity.decorative.HoloSignBlockEntity
+import ru.dbotthepony.mc.otm.core.math.RGBAColor
 
 object MBlockColors {
 	private const val DEFAULT_WATER_TINT: Int = 0x3F76E4
+	private const val DEFAULT_HOLO_SIGN_TINT: Int = 0xffe049
+
+	private object CobblestoneGeneratorColor : BlockColor, ItemColor {
+		override fun getColor(state: BlockState, light: BlockAndTintGetter?, pos: BlockPos?, index: Int): Int {
+			return if (index == 0) {
+				if (light == null || pos == null)
+					DEFAULT_WATER_TINT
+				else
+					BiomeColors.getAverageWaterColor(light, pos)
+			} else -1
+		}
+
+		override fun getColor(itemStack: ItemStack, index: Int): Int {
+			return if (index == 0) DEFAULT_WATER_TINT else -1
+		}
+	}
+
+	private object HoloSightColor : BlockColor, ItemColor {
+		override fun getColor(state: BlockState, light: BlockAndTintGetter?, pos: BlockPos?, index: Int): Int {
+			if (index != 0)
+				return -1
+
+			if (light == null || pos == null)
+				return DEFAULT_HOLO_SIGN_TINT
+
+			val blockEntity = light.getBlockEntity(pos) as? HoloSignBlockEntity ?: return DEFAULT_HOLO_SIGN_TINT
+			return RGBAColor(blockEntity.textRed, blockEntity.textGreen, blockEntity.textBlue, blockEntity.textAlpha).toRGB()
+		}
+
+		override fun getColor(itemStack: ItemStack, index: Int): Int {
+			return if (index == 0) DEFAULT_HOLO_SIGN_TINT else -1
+		}
+	}
 
 	private fun registerBlockColors(event: RegisterColorHandlersEvent.Block) {
 		for (it in MBlocks.COBBLESTONE_GENERATOR.values) {
-			event.register({ state: BlockState, light: BlockAndTintGetter?, pos: BlockPos?, index: Int ->
-				if (index == 0) {
-					if (light == null || pos == null)
-						DEFAULT_WATER_TINT
-					else
-						BiomeColors.getAverageWaterColor(light, pos)
-				} else -1
-			}, it)
+			event.register(CobblestoneGeneratorColor, it)
 		}
+
+		event.register(HoloSightColor, MBlocks.HOLO_SIGN)
 	}
 
 	private fun registerItemColors(event: RegisterColorHandlersEvent.Item) {
 		for (it in MBlocks.COBBLESTONE_GENERATOR.values) {
-			event.register({ stack: ItemStack, index: Int ->
-				if (index == 0) DEFAULT_WATER_TINT else -1
-			}, it)
+			event.register(CobblestoneGeneratorColor, it)
 		}
+
+		event.register(HoloSightColor, MBlocks.HOLO_SIGN)
 	}
 
 	internal fun register(bus: IEventBus) {
diff --git a/src/main/resources/assets/overdrive_that_matters/models/block/holo_sign.json b/src/main/resources/assets/overdrive_that_matters/models/block/holo_sign.json
index 70537dc8e..87e56f308 100644
--- a/src/main/resources/assets/overdrive_that_matters/models/block/holo_sign.json
+++ b/src/main/resources/assets/overdrive_that_matters/models/block/holo_sign.json
@@ -77,12 +77,7 @@
 			"from": [14, 14, 9.99],
 			"to": [15, 15, 9.99],
 			"faces": {
-				"north": {"uv": [8.5, 8.5, 9, 9], "texture": "#0", "forge_data": {"block_light": 15}},
-				"east": {"uv": [0, 0, 0, 16], "texture": "#missing"},
-				"south": {"uv": [0, 0, 16, 16], "texture": "#missing"},
-				"west": {"uv": [0, 0, 0, 16], "texture": "#missing"},
-				"up": {"uv": [0, 0, 16, 0], "texture": "#missing"},
-				"down": {"uv": [0, 0, 16, 0], "texture": "#missing"}
+				"north": {"uv": [8.5, 8.5, 9, 9], "texture": "#0", "forge_data": {"block_light": 15}, "tintindex": 0}
 			}
 		},
 		{
@@ -90,12 +85,7 @@
 			"from": [1, 14, 9.99],
 			"to": [2, 15, 9.99],
 			"faces": {
-				"north": {"uv": [15, 8.5, 15.5, 9], "texture": "#0", "forge_data": {"block_light": 15}},
-				"east": {"uv": [0, 0, 0, 16], "texture": "#missing"},
-				"south": {"uv": [0, 0, 16, 16], "texture": "#missing"},
-				"west": {"uv": [0, 0, 0, 16], "texture": "#missing"},
-				"up": {"uv": [0, 0, 16, 0], "texture": "#missing"},
-				"down": {"uv": [0, 0, 16, 0], "texture": "#missing"}
+				"north": {"uv": [15, 8.5, 15.5, 9], "texture": "#0", "forge_data": {"block_light": 15}, "tintindex": 0}
 			}
 		},
 		{
@@ -103,12 +93,7 @@
 			"from": [1, 1, 9.99],
 			"to": [2, 2, 9.99],
 			"faces": {
-				"north": {"uv": [15, 15, 15.5, 15.5], "texture": "#0", "forge_data": {"block_light": 15}},
-				"east": {"uv": [0, 0, 0, 16], "texture": "#missing"},
-				"south": {"uv": [0, 0, 16, 16], "texture": "#missing"},
-				"west": {"uv": [0, 0, 0, 16], "texture": "#missing"},
-				"up": {"uv": [0, 0, 16, 0], "texture": "#missing"},
-				"down": {"uv": [0, 0, 16, 0], "texture": "#missing"}
+				"north": {"uv": [15, 15, 15.5, 15.5], "texture": "#0", "forge_data": {"block_light": 15}, "tintindex": 0}
 			}
 		},
 		{
@@ -116,12 +101,7 @@
 			"from": [14, 1, 9.99],
 			"to": [15, 2, 9.99],
 			"faces": {
-				"north": {"uv": [8.5, 15, 9, 15.5], "texture": "#0", "forge_data": {"block_light": 15}},
-				"east": {"uv": [0, 0, 0, 16], "texture": "#missing"},
-				"south": {"uv": [0, 0, 16, 16], "texture": "#missing"},
-				"west": {"uv": [0, 0, 0, 16], "texture": "#missing"},
-				"up": {"uv": [0, 0, 16, 0], "texture": "#missing"},
-				"down": {"uv": [0, 0, 16, 0], "texture": "#missing"}
+				"north": {"uv": [8.5, 15, 9, 15.5], "texture": "#0", "forge_data": {"block_light": 15}, "tintindex": 0}
 			}
 		},
 		{
@@ -129,12 +109,7 @@
 			"from": [2.01, 6, 9],
 			"to": [2.01, 10, 10],
 			"faces": {
-				"north": {"uv": [0, 0, 0, 4], "texture": "#missing"},
-				"east": {"uv": [1.5, 13, 2, 15], "texture": "#0", "forge_data": {"block_light": 15}},
-				"south": {"uv": [0, 0, 0, 4], "texture": "#missing"},
-				"west": {"uv": [0, 0, 1, 4], "texture": "#missing"},
-				"up": {"uv": [0, 0, 0, 1], "texture": "#missing"},
-				"down": {"uv": [0, 0, 0, 1], "texture": "#missing"}
+				"east": {"uv": [1.5, 13, 2, 15], "texture": "#0", "forge_data": {"block_light": 15}, "tintindex": 0}
 			}
 		},
 		{
@@ -142,12 +117,7 @@
 			"from": [13.99, 6, 9],
 			"to": [13.99, 10, 10],
 			"faces": {
-				"north": {"uv": [0, 0, 0, 4], "texture": "#missing"},
-				"east": {"uv": [0, 0, 1, 4], "texture": "#missing"},
-				"south": {"uv": [0, 0, 0, 4], "texture": "#missing"},
-				"west": {"uv": [1.5, 13, 2, 15], "texture": "#0", "forge_data": {"block_light": 15}},
-				"up": {"uv": [0, 0, 0, 1], "texture": "#missing"},
-				"down": {"uv": [0, 0, 0, 1], "texture": "#missing"}
+				"west": {"uv": [1.5, 13, 2, 15], "texture": "#0", "forge_data": {"block_light": 15}, "tintindex": 0}
 			}
 		}
 	],
diff --git a/src/main/resources/assets/overdrive_that_matters/textures/block/holo_sign.png b/src/main/resources/assets/overdrive_that_matters/textures/block/holo_sign.png
index 8e3d643a8..b75f9512e 100644
Binary files a/src/main/resources/assets/overdrive_that_matters/textures/block/holo_sign.png and b/src/main/resources/assets/overdrive_that_matters/textures/block/holo_sign.png differ