Regex for Hex color code
Matches a #RGB or #RRGGBB hex color code.
^#(?:[0-9a-fA-F]{3}|[0-9a-fA-F]{6})$
Proof it works
| Sample | Should match | Result |
|---|---|---|
#fff |
yes | pass |
#A1B2C3 |
yes | pass |
fff |
no | pass |
#12 |
no | pass |
#GGGGGG |
no | pass |