diff --git a/sh/colors2 b/sh/colors2
new file mode 100644
index 0000000..fed9394
--- /dev/null
+++ b/sh/colors2
@@ -0,0 +1,22 @@
+#!/usr/bin/env bash
+# YES_ZSH
+# YES_BASH
+# YES_DASH
+# YES_ASH
+
+colors2() {
+    [ $# -eq 0 ] || { printf "%s\n" "$0: does not take arguments" >&2; return 1; }
+    for a in 0 60; do
+        for b in 0 60; do
+            for i in 30 31 33 32 36 34 35 37; do
+                for j in 40 41 43 42 46 44 45 47; do
+                    printf ' \033[%s;%sm %03d \033[m' $((a+j)) $((b+i)) $((a+j))
+                done
+                printf '\n'
+            done
+        done
+        [ $a = 0 ] && printf '\n'
+    done
+}
+
+[ -n "${preload+-}" ] || colors2 "$@"