From Wikipedia, the free encyclopedia

Remove ads

颜色是人好看到最低频个可见光颜色。波长大概在630-760nm。红来古代也叫朱,属于三原色之一。

标准

HTML:#FF0000

RGB:(255,0,0)

Loading related searches...

Wikiwand - on

Seamless Wikipedia browsing. On steroids.

Remove ads