The hex color #ddf368 is a light color. The web-safe version is Hex
#CCFF66. A complementary color is
#220C97. The grayscale version is
#BDBDBD. A 20% lighter version of the original color is
#FFFF9B, and Hex
#AAC035 is the 20% darker color. If the color is saturated by 10%, you get
#E0F85F. If the color is desaturated by 10%, the color
#DAEE71 is obtained.