The hex color #2f3ad7 is a dark color. The web-safe version is Hex
#3333CC. A complementary color is
#D0C528. The grayscale version is
#6B6B6B. A 20% lighter version of the original color is
#626DFF, and Hex
#0007A4 is the 20% darker color. If the color is saturated by 10%, you get
#2935E2. If the color is desaturated by 10%, the color
#353FCC is obtained.