The hex color #6befcc is a light color. The web-safe version is Hex
#66FFCC. A complementary color is
#941033. The grayscale version is
#B7B7B7. A 20% lighter version of the original color is
#9EFFFF, and Hex
#38BC99 is the 20% darker color. If the color is saturated by 10%, you get
#63F5CE. If the color is desaturated by 10%, the color
#73E9CA is obtained.