The hex color #018f7f is a dark color. The web-safe version is Hex
#009966. A complementary color is
#FE7080. The grayscale version is
#5A5A5A. A 20% lighter version of the original color is
#34C2B2, and Hex
#005C4C is the 20% darker color. If the color is saturated by 10%, you get
#009483. If the color is desaturated by 10%, the color
#0A8A7B is obtained.