The hex color #efa8cc is a light color. The web-safe version is Hex
#FF99CC. A complementary color is
#105733. The grayscale version is
#CCCCCC. A 20% lighter version of the original color is
#FFDBFF, and Hex
#BC7599 is the 20% darker color. If the color is saturated by 10%, you get
#F3A4CC. If the color is desaturated by 10%, the color
#EBACCC is obtained.