diff --git a/colors.zsh b/colors.zsh
index 774b100..3b6e3f7 100755
--- a/colors.zsh
+++ b/colors.zsh
@@ -1,3 +1,9 @@
+# ansi colors are pretty simple. In 256 color mode, for a given
+# (r, g, b) tuple:
+#     \x1b[38;2;r;g;bm - foreground
+#     \x1b[48;2;r;g;bm - background
+
+
 # ANSI COLOR ESCAPES
 # CLEAR
 CLEAR='\e[0m'       # CLEAR