The hex color #D3F6F3 is a light color. The web-safe version is Hex
#CCFFFF. A complementary color is
#2C090C. The grayscale version is
#E9E9E9. A 20% lighter version of the original color is
#FFFFFF, and Hex
#A0C3C0 is the 20% darker color. If the color is saturated by 10%, you get
#D1F7F4. If the color is desaturated by 10%, the color
#D5F5F2 is obtained.