The hex color #252ADD is a dark color. The web-safe version is Hex
#3333CC. A complementary color is
#DAD522. The grayscale version is
#646464. A 20% lighter version of the original color is
#585DFF, and Hex
#0000AA is the 20% darker color. If the color is saturated by 10%, you get
#1F24E9. If the color is desaturated by 10%, the color
#2B30D1 is obtained.