diff --git a/src/main/scala/com/htmlism/mos6502/dsl/Color.scala b/src/main/scala/com/htmlism/mos6502/dsl/Color.scala
new file mode 100644
index 0000000..82a1867
--- /dev/null
+++ b/src/main/scala/com/htmlism/mos6502/dsl/Color.scala
@@ -0,0 +1,45 @@
+package com.htmlism.mos6502.dsl
+
+sealed trait Color
+
+object Color {
+  implicit val ev: EnumAsByte[Color] =
+    new EnumAsByte[Color] {
+      def toByte(x: Color): Int =
+        x match {
+          case Black => 0x0
+          case White => 0x1
+          case Red => 0x2
+          case Cyan => 0x3
+          case Purple => 0x4
+          case Green => 0x5
+          case Blue => 0x6
+          case Yellow => 0x7
+          case Orange => 0x8
+          case Brown => 0x9
+          case LightRed => 0xA
+          case DarkGrey => 0xB
+          case Grey => 0xC
+          case LightGreen => 0xD
+          case LightBlue => 0xE
+          case LightGrey => 0xF
+        }
+    }
+
+  case object Black extends Color
+  case object White extends Color
+  case object Red extends Color
+  case object Cyan extends Color
+  case object Purple extends Color
+  case object Green extends Color
+  case object Blue extends Color
+  case object Yellow extends Color
+  case object Orange extends Color
+  case object Brown extends Color
+  case object LightRed extends Color
+  case object DarkGrey extends Color
+  case object Grey extends Color
+  case object LightGreen extends Color
+  case object LightBlue extends Color
+  case object LightGrey extends Color
+}
diff --git a/src/main/scala/com/htmlism/mos6502/dsl/EnumAsByte.scala b/src/main/scala/com/htmlism/mos6502/dsl/EnumAsByte.scala
new file mode 100644
index 0000000..e92a931
--- /dev/null
+++ b/src/main/scala/com/htmlism/mos6502/dsl/EnumAsByte.scala
@@ -0,0 +1,5 @@
+package com.htmlism.mos6502.dsl
+
+trait EnumAsByte[A] {
+  def toByte(x: A): Int
+}