The hex color #745ebc is a dark color. The web-safe version is Hex
#6666CC. A complementary color is
#8BA143. The grayscale version is
#858585. A 20% lighter version of the original color is
#A791EF, and Hex
#412B89 is the 20% darker color. If the color is saturated by 10%, you get
#725AC2. If the color is desaturated by 10%, the color
#7662B6 is obtained.