The hex color #426ad8 is a dark color. The web-safe version is Hex
#3366CC. A complementary color is
#BD9527. The grayscale version is
#818181. A 20% lighter version of the original color is
#759DFF, and Hex
#0F37A5 is the 20% darker color. If the color is saturated by 10%, you get
#3C68E1. If the color is desaturated by 10%, the color
#486CCF is obtained.