The hex color #18b29e is a light color. The web-safe version is Hex
#009999. A complementary color is
#E74D61. The grayscale version is
#787878. A 20% lighter version of the original color is
#4BE5D1, and Hex
#007F6B is the 20% darker color. If the color is saturated by 10%, you get
#0EB8A2. If the color is desaturated by 10%, the color
#22AC9A is obtained.