The hex color #6f34e1 is a dark color. The web-safe version is Hex
#6633CC. A complementary color is
#90CB1E. The grayscale version is
#818181. A 20% lighter version of the original color is
#A267FF, and Hex
#3C01AE is the 20% darker color. If the color is saturated by 10%, you get
#6D2CEB. If the color is desaturated by 10%, the color
#713CD7 is obtained.