The hex color #794ecb is a dark color. The web-safe version is Hex
#6666CC. A complementary color is
#86B134. The grayscale version is
#868686. A 20% lighter version of the original color is
#AC81FE, and Hex
#461B98 is the 20% darker color. If the color is saturated by 10%, you get
#7848D2. If the color is desaturated by 10%, the color
#7A54C4 is obtained.