The hex color #2875cc is a dark color. The web-safe version is Hex
#3366CC. A complementary color is
#D78A33. The grayscale version is
#787878. A 20% lighter version of the original color is
#5BA8FF, and Hex
#004299 is the 20% darker color. If the color is saturated by 10%, you get
#2075D4. If the color is desaturated by 10%, the color
#3075C4 is obtained.