The hex color #19ac9c is a dark color. The web-safe version is Hex
#009999. A complementary color is
#E65363. The grayscale version is
#767676. A 20% lighter version of the original color is
#4CDFCF, and Hex
#007969 is the 20% darker color. If the color is saturated by 10%, you get
#10B1A0. If the color is desaturated by 10%, the color
#22A798 is obtained.