The hex color #6cb6f1 is a light color. The web-safe version is Hex
#66CCFF. A complementary color is
#93490E. The grayscale version is
#B1B1B1. A 20% lighter version of the original color is
#9FE9FF, and Hex
#3983BE is the 20% darker color. If the color is saturated by 10%, you get
#65B7F7. If the color is desaturated by 10%, the color
#73B6EB is obtained.