#640477 Color
#640477 is rgb(100, 4, 119) in RGB and hsl(290, 93%, 24%) in HSL. The closest CSS named color is Indigo. White text is most readable on this background.
#640477
HEX
#640477RGB
rgb(100, 4, 119)HSL
hsl(290, 93%, 24%)HSV
hsv(290, 97%, 47%)OKLCH
oklch(36.9% 0.174 319.4)CMYK
cmyk(16%, 97%, 0%, 53%)Text Contrast & Accessibility
WCAG contrast ratios for text on a #640477 background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.
TextWhite text11.5:1AA normal ✓AA large ✓AAA normal ✓
TextBlack text1.83:1AA normal ✗AA large ✗AAA normal ✗
Color Harmonies
Colors that pair well with #640477 based on color wheel relationships. Click any swatch for its full breakdown.
Tints & Shades
Lighter tints and darker shades of #640477, useful for hover states, backgrounds, and text variants.