The hex color #426ec2 is a dark color. The web-safe version is Hex
#3366CC. A complementary color is
#BD913D. The grayscale version is
#7B7B7B. A 20% lighter version of the original color is
#75A1F5, and Hex
#0F3B8F is the 20% darker color. If the color is saturated by 10%, you get
#3C6DC9. If the color is desaturated by 10%, the color
#486FBB is obtained.