#ffffff are actually 3 color components in hexadecimal notation - red ff , green ff and blue ff . You can write hexadecimal notation in Swift using 0x ... ... <看更多>

You'll know a hex code (aka hexidecimal code) by its a hashtag in front, followed by a combination of 6 ... ... <看更多>

A quick and dirty tool for visualising and comparing hex colors. Useful in combination with something like Parker for comparing all colours within your CSS. ... <看更多>

Hexadecimal color code for transparency. Twitter. How to set transparency with hex value ? For example, you want to set 40% alpha transparence to #000000 ... ... <看更多>