The hex color #4b5eb8 is a dark color. The web-safe version is Hex
#3366CC. A complementary color is
#B4A147. The grayscale version is
#767676. A 20% lighter version of the original color is
#7E91EB, and Hex
#182B85 is the 20% darker color. If the color is saturated by 10%, you get
#475CBF. If the color is desaturated by 10%, the color
#4F60B1 is obtained.