Rebeccapurple Color — #663399
Complete color reference for #663399: conversions to RGB, HSL, HSV, CMYK, color harmonies, shades & tints scale, and WCAG accessibility contrast ratios.
Color Format Conversions
#663399rgb(102, 51, 153)hsl(270, 50%, 40%)hsv(270, 67%, 60%)C:33% M:67% Y:0% K:40%rebeccapurple66978810.0749WCAG Accessibility Contrast
WCAG AA requires ≥4.5:1 (normal text) or ≥3:1 (large text). WCAG AAA requires ≥7:1.
Shades & Tints Scale
Steps 50–400 are tints (mixed with white); 500 is the base color; 600–900 are shades (mixed with black).
Color Harmonies
Complementary
Split Complementary
Related Color Tools
Frequently Asked Questions
What is the RGB equivalent of #663399?
The RGB equivalent is rgb(102, 51, 153). The red channel is 102, green is 51, and blue is 153 (scale 0–255).
What is the HSL value of #663399?
The HSL value is hsl(270, 50%, 40%). Hue is 270°, saturation is 50%, and lightness is 40%.
Does #663399 meet WCAG accessibility standards?
On a white background, #663399 achieves a 8.41:1 contrast ratio (AAA). On a black background it achieves 2.5:1 (Fail). WCAG AA requires ≥4.5:1 for normal text.
What is the complementary color of #663399?
The complementary color (180° opposite on the hue wheel) of #663399 is #669933.