The hex color #2bbbbc is a light color. The web-safe version is Hex
#33CCCC. A complementary color is
#D44443. The grayscale version is
#8B8B8B. A 20% lighter version of the original color is
#5EEEEF, and Hex
#008889 is the 20% darker color. If the color is saturated by 10%, you get
#21C0C1. If the color is desaturated by 10%, the color
#35B6B7 is obtained.