The hex color #5E77F0 is a dark color. The web-safe version is Hex
#6666FF. A complementary color is
#A1880F. The grayscale version is
#979797. A 20% lighter version of the original color is
#91AAFF, and Hex
#2B44BD is the 20% darker color. If the color is saturated by 10%, you get
#5874F9. If the color is desaturated by 10%, the color
#647AE7 is obtained.