The hex color #34b7cc is a light color. The web-safe version is Hex
#33CCCC. A complementary color is
#CB4833. The grayscale version is
#929292. A 20% lighter version of the original color is
#67EAFF, and Hex
#018499 is the 20% darker color. If the color is saturated by 10%, you get
#2BBBD2. If the color is desaturated by 10%, the color
#3DB3C6 is obtained.