The hex color #25408c is a dark color. The web-safe version is Hex
#333399. A complementary color is
#DABF73. The grayscale version is
#505050. A 20% lighter version of the original color is
#5873BF, and Hex
#000D59 is the 20% darker color. If the color is saturated by 10%, you get
#213E92. If the color is desaturated by 10%, the color
#294286 is obtained.