Here's the inspiration photo from houzz.com
which reminds me a heck of a lot of one of my own photos:
and here's where I am after the first afternoon (door scrubbed, door trim painted, peg boards painted, wall color selected, and first coat of paint sample applied):
Yup, the concrete is fair game for a new color. Don't count on our painting the garage door green (or any other color), though.....