The hex color #05a19b is a dark color. The web-safe version is Hex
#009999. A complementary color is
#FA5E64. The grayscale version is
#6B6B6B. A 20% lighter version of the original color is
#38D4CE, and Hex
#006E68 is the 20% darker color. If the color is saturated by 10%, you get
#00A6A0. If the color is desaturated by 10%, the color
#0F9C96 is obtained.