The hex color #6cb6fb is a light color. The web-safe version is Hex
#66CCFF. A complementary color is
#934904. The grayscale version is
#B4B4B4. A 20% lighter version of the original color is
#9FE9FF, and Hex
#3983C8 is the 20% darker color. If the color is saturated by 10%, you get
#65B6FF. If the color is desaturated by 10%, the color
#73B6F4 is obtained.