The hex color #c957f7 is a light color. The web-safe version is Hex
#CC66FF. A complementary color is
#36A808. The grayscale version is
#B2B2B2. A 20% lighter version of the original color is
#FC8AFF, and Hex
#9624C4 is the 20% darker color. If the color is saturated by 10%, you get
#CB4EFE. If the color is desaturated by 10%, the color
#C760F0 is obtained.