The hex color #1f63d0 is a dark color. The web-safe version is Hex
#3366CC. A complementary color is
#E09C2F. The grayscale version is
#717171. A 20% lighter version of the original color is
#5296FF, and Hex
#00309D is the 20% darker color. If the color is saturated by 10%, you get
#1762DA. If the color is desaturated by 10%, the color
#2764C6 is obtained.