The hex color #2b49e5 is a dark color. The web-safe version is Hex
#3333CC. A complementary color is
#D4B61A. The grayscale version is
#737373. A 20% lighter version of the original color is
#5E7CFF, and Hex
#0016B2 is the 20% darker color. If the color is saturated by 10%, you get
#2445F0. If the color is desaturated by 10%, the color
#324DDA is obtained.