The hex color #703DF3 is a dark color. The web-safe version is Hex
#6633FF. A complementary color is
#8FC20C. The grayscale version is
#8B8B8B. A 20% lighter version of the original color is
#A370FF, and Hex
#3D0AC0 is the 20% darker color. If the color is saturated by 10%, you get
#6D35FD. If the color is desaturated by 10%, the color
#7345E9 is obtained.