The hex color #0fa19f is a dark color. The web-safe version is Hex
#009999. A complementary color is
#F05E60. The grayscale version is
#707070. A 20% lighter version of the original color is
#42D4D2, and Hex
#006E6C is the 20% darker color. If the color is saturated by 10%, you get
#05A6A4. If the color is desaturated by 10%, the color
#199C9A is obtained.