The hex color #2e23c8 is a dark color. The web-safe version is Hex
#3333CC. A complementary color is
#D1DC37. The grayscale version is
#5E5E5E. A 20% lighter version of the original color is
#6156FB, and Hex
#000095 is the 20% darker color. If the color is saturated by 10%, you get
#291DD3. If the color is desaturated by 10%, the color
#3329BD is obtained.