The hex color #7cf4dd is a light color. The web-safe version is Hex
#66FFCC. A complementary color is
#830B22. The grayscale version is
#C4C4C4. A 20% lighter version of the original color is
#AFFFFF, and Hex
#49C1AA is the 20% darker color. If the color is saturated by 10%, you get
#75F9DF. If the color is desaturated by 10%, the color
#83EFDB is obtained.