The hex color #19af6f is a dark color. The web-safe version is Hex
#009966. A complementary color is
#E65090. The grayscale version is
#686868. A 20% lighter version of the original color is
#4CE2A2, and Hex
#007C3C is the 20% darker color. If the color is saturated by 10%, you get
#11B670. If the color is desaturated by 10%, the color
#21A86E is obtained.