The hex color #de299c is a dark color. The web-safe version is Hex
#CC3399. A complementary color is
#21D663. The grayscale version is
#8C8C8C. A 20% lighter version of the original color is
#FF5CCF, and Hex
#AB0069 is the 20% darker color. If the color is saturated by 10%, you get
#E61F9E. If the color is desaturated by 10%, the color
#D6339A is obtained.