The hex color #6f40ec is a dark color. The web-safe version is Hex
#6633FF. A complementary color is
#90BF13. The grayscale version is
#898989. A 20% lighter version of the original color is
#A273FF, and Hex
#3C0DB9 is the 20% darker color. If the color is saturated by 10%, you get
#6C39F6. If the color is desaturated by 10%, the color
#7247E2 is obtained.