The hex color #2e77d6 is a dark color. The web-safe version is Hex
#3366CC. A complementary color is
#D18829. The grayscale version is
#7E7E7E. A 20% lighter version of the original color is
#61AAFF, and Hex
#0044A3 is the 20% darker color. If the color is saturated by 10%, you get
#2676DF. If the color is desaturated by 10%, the color
#3678CD is obtained.