The hex color #250d8c is a dark color. The web-safe version is Hex
#330099. A complementary color is
#DAF273. The grayscale version is
#3F3F3F. A 20% lighter version of the original color is
#5840BF, and Hex
#000059 is the 20% darker color. If the color is saturated by 10%, you get
#220894. If the color is desaturated by 10%, the color
#281284 is obtained.