The hex color #6bc9ab is a light color. The web-safe version is Hex
#66CC99. A complementary color is
#943654. The grayscale version is
#A0A0A0. A 20% lighter version of the original color is
#9EFCDE, and Hex
#389678 is the 20% darker color. If the color is saturated by 10%, you get
#66CDAC. If the color is desaturated by 10%, the color
#70C5AA is obtained.