The hex color #68c5ed is a light color. The web-safe version is Hex
#66CCFF. A complementary color is
#973A12. The grayscale version is
#B3B3B3. A 20% lighter version of the original color is
#9BF8FF, and Hex
#3592BA is the 20% darker color. If the color is saturated by 10%, you get
#60C7F3. If the color is desaturated by 10%, the color
#70C3E7 is obtained.