The hex color #d99fc7 is a light color. The web-safe version is Hex
#CC99CC. A complementary color is
#266038. The grayscale version is
#C0C0C0. A 20% lighter version of the original color is
#FFD2FA, and Hex
#A66C94 is the 20% darker color. If the color is saturated by 10%, you get
#DC9CC8. If the color is desaturated by 10%, the color
#D6A2C6 is obtained.