The hex color #68cbbf is a light color. The web-safe version is Hex
#66CCCC. A complementary color is
#973440. The grayscale version is
#A6A6A6. A 20% lighter version of the original color is
#9BFEF2, and Hex
#35988C is the 20% darker color. If the color is saturated by 10%, you get
#62CFC2. If the color is desaturated by 10%, the color
#6EC7BD is obtained.