The hex color #054dba is a dark color. The web-safe version is Hex
#0066CC. A complementary color is
#FAB245. The grayscale version is
#595959. A 20% lighter version of the original color is
#3880ED, and Hex
#001A87 is the 20% darker color. If the color is saturated by 10%, you get
#004CC4. If the color is desaturated by 10%, the color
#0D4EB0 is obtained.