How can I use 3-digit color codes rather than 6-digit color codes in CSS?
The three-digit codes are a shorthand, and #123 is the same as #112233. In the example you give, you’ve (effectively) swapped #FDFEFF for #FFFFFF, which is close to the original colour, but obviously not exact. It doesn’t “matter” which version you use, as such, but three-digit colour codes mean you have a little less choice … Read more