The hex color #033c89 is a dark color. The web-safe version is Hex
#003399. A complementary color is
#FCC376. The grayscale version is
#434343. A 20% lighter version of the original color is
#366FBC, and Hex
#000956 is the 20% darker color. If the color is saturated by 10%, you get
#003B90. If the color is desaturated by 10%, the color
#093D82 is obtained.