Explore properties, harmonies, and accessibility data for the color #663399. This medium shade of Purpleis widely used in modern design.
"RebeccaPurple (#663399) – rich medium purple. Modern creative tribute color with history."
Color #663399 is mathematically represented by 102 red, 51 green, and 153 blue. In the HSL color space, it has a hue of 270 degrees, 50% saturation, and 40% lightness.This color is officially recognized as "RebeccaPurple" and is one of the standard CSS named colors supported across all modern web browsers.
Depending on the vibrant 270 hue, this color belongs to the Purple spectrum.This balanced tone provides a stable foundation for UI elements, backgrounds, and professional branding materials where subtlety is valued.
When using #663399 in your projects, consider the accessibility of text to ensure your content is readable by everyone. The contrast ratio against white is 8.41:1, which is rated AAA (Enhanced). Against black, the ratio is 2.50:1, rated Fail.
Pro Tip: For optimal user experience, always ensure your primary text color has at least a 4.5:1 contrast ratio against the background color.