The hex color #a3f0df is a light color. The web-safe version is Hex
#99FFCC. A complementary color is
#5C0F20. The grayscale version is
#D1D1D1. A 20% lighter version of the original color is
#D6FFFF, and Hex
#70BDAC is the 20% darker color. If the color is saturated by 10%, you get
#9EF3E0. If the color is desaturated by 10%, the color
#A8EDDE is obtained.