The hex color #4eb5d2 is a light color. The web-safe version is Hex
#66CCCC. A complementary color is
#B14A2D. The grayscale version is
#9C9C9C. A 20% lighter version of the original color is
#81E8FF, and Hex
#1B829F is the 20% darker color. If the color is saturated by 10%, you get
#46B7D7. If the color is desaturated by 10%, the color
#56B3CD is obtained.