The hex color #c751d7 is a light color. The web-safe version is Hex
#CC66CC. A complementary color is
#38AE28. The grayscale version is
#A5A5A5. A 20% lighter version of the original color is
#FA84FF, and Hex
#941EA4 is the 20% darker color. If the color is saturated by 10%, you get
#CA49DC. If the color is desaturated by 10%, the color
#C459D2 is obtained.