The hex color #34b79d is a light color. The web-safe version is Hex
#33CC99. A complementary color is
#CB4862. The grayscale version is
#838383. A 20% lighter version of the original color is
#67EAD0, and Hex
#01846A is the 20% darker color. If the color is saturated by 10%, you get
#2CBCA0. If the color is desaturated by 10%, the color
#3CB29A is obtained.