The hex color #10c6a8 is a light color. The web-safe version is Hex
#00CC99. A complementary color is
#EF3957. The grayscale version is
#7F7F7F. A 20% lighter version of the original color is
#43F9DB, and Hex
#009375 is the 20% darker color. If the color is saturated by 10%, you get
#05CDAC. If the color is desaturated by 10%, the color
#1BBFA4 is obtained.