More theme
From MoodleDocs
In the color fields you can put things like this if you want to get fancy:
whitesmoke #0404E6 rgb(0,255,244) rgba(0,255,244,0.5) transparent currentColor inherit hsl(207,38%,47%) hsla(207,38%,47%,0.8)
Note: You are currently viewing documentation for Moodle 4.0. Up-to-date documentation for the latest stable version of Moodle may be available here: More theme.
In the color fields you can put things like this if you want to get fancy:
whitesmoke #0404E6 rgb(0,255,244) rgba(0,255,244,0.5) transparent currentColor inherit hsl(207,38%,47%) hsla(207,38%,47%,0.8)