The hex color #2b35d3 is a dark color. The web-safe version is Hex
#3333CC. A complementary color is
#D4CA2C. The grayscale version is
#666666. A 20% lighter version of the original color is
#5E68FF, and Hex
#0002A0 is the 20% darker color. If the color is saturated by 10%, you get
#2530DE. If the color is desaturated by 10%, the color
#313AC8 is obtained.