The hex color #5736df is a dark color. The web-safe version is Hex
#6633CC. A complementary color is
#A8C920. The grayscale version is
#797979. A 20% lighter version of the original color is
#8A69FF, and Hex
#2403AC is the 20% darker color. If the color is saturated by 10%, you get
#542FE9. If the color is desaturated by 10%, the color
#5A3DD5 is obtained.