The hex color #6563f4 is a dark color. The web-safe version is Hex
#6666FF. A complementary color is
#9A9C0B. The grayscale version is
#949494. A 20% lighter version of the original color is
#9896FF, and Hex
#3230C1 is the 20% darker color. If the color is saturated by 10%, you get
#605EFE. If the color is desaturated by 10%, the color
#6A68EA is obtained.