#663A7E Color
#663A7E is rgb(102, 58, 126) in RGB and hsl(279, 37%, 36%) in HSL. The closest CSS named color is RebeccaPurple. White text is most readable on this background.
#663A7E
HEX
#663A7ERGB
rgb(102, 58, 126)HSL
hsl(279, 37%, 36%)HSV
hsv(279, 54%, 49%)OKLCH
oklch(43.3% 0.117 312.3)CMYK
cmyk(19%, 54%, 0%, 51%)Text Contrast & Accessibility
WCAG contrast ratios for text on a #663A7E background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.
TextWhite text8.5:1AA normal ✓AA large ✓AAA normal ✓
TextBlack text2.47:1AA normal ✗AA large ✗AAA normal ✗
Color Harmonies
Colors that pair well with #663A7E based on color wheel relationships. Click any swatch for its full breakdown.
Tints & Shades
Lighter tints and darker shades of #663A7E, useful for hover states, backgrounds, and text variants.