The hex color #12c8fb is a light color. The web-safe version is Hex
#00CCFF. A complementary color is
#ED3704. The grayscale version is
#9C9C9C. A 20% lighter version of the original color is
#45FBFF, and Hex
#0095C8 is the 20% darker color. If the color is saturated by 10%, you get
#04CCFF. If the color is desaturated by 10%, the color
#20C4F2 is obtained.