The hex color #ddf59e is a light color. The web-safe version is Hex
#CCFF99. A complementary color is
#220A61. The grayscale version is
#D0D0D0. A 20% lighter version of the original color is
#FFFFD1, and Hex
#AAC26B is the 20% darker color. If the color is saturated by 10%, you get
#DEF999. If the color is desaturated by 10%, the color
#DCF1A3 is obtained.