The hex color #6acdc0 is a light color. The web-safe version is Hex
#66CCCC. A complementary color is
#95323F. The grayscale version is
#A8A8A8. A 20% lighter version of the original color is
#9DFFF3, and Hex
#379A8D is the 20% darker color. If the color is saturated by 10%, you get
#64D1C2. If the color is desaturated by 10%, the color
#70C9BE is obtained.