The hex color #00c5a3 is a light color. The web-safe version is Hex
#00CC99. A complementary color is
#FF3A5C. The grayscale version is
#787878. A 20% lighter version of the original color is
#33F8D6, and Hex
#009270 is the 20% darker color. If the color is saturated by 10%, you get
#00CDA7. If the color is desaturated by 10%, the color
#0CBD9F is obtained.