#!/bin/sh
sp(){
r=$(eval "echo \${c${i}:0:2}")
g=$(eval "echo \${c${i}:2:2}")
b=$(eval "echo \${c${i}:4:2}")
printf "\e[38;2;$(h ${r:-0});$(h ${g:-0});$(h ${b:-0})m%s\e[0m" "$1"
}
h(){ echo "16i$1p"|dc;}

i=0
while :;do
eval c$i=$(echo $1 |tr -cd 0-9a-fA-F|tr a-f A-F)
 sp $(eval "echo '<#'\$c${i}")
if [ $# -eq 0 ];then break;fi
shift
let i++
done

while :;do
 sp '*>'
if [ $i -eq 0 ];then break;fi
let i--
done

echo