The hex color #25eccc is a light color. The web-safe version is Hex
#33FFCC. A complementary color is
#DA1333. The grayscale version is
#9F9F9F. A 20% lighter version of the original color is
#58FFFF, and Hex
#00B999 is the 20% darker color. If the color is saturated by 10%, you get
#19F4D1. If the color is desaturated by 10%, the color
#31E4C8 is obtained.