#583399 Color
#583399 is rgb(88, 51, 153) in RGB and hsl(262, 50%, 40%) in HSL. The closest CSS named color is RebeccaPurple. White text is most readable on this background.
#583399
HEX
#583399RGB
rgb(88, 51, 153)HSL
hsl(262, 50%, 40%)HSV
hsv(262, 67%, 60%)OKLCH
oklch(42.4% 0.158 295.5)CMYK
cmyk(42%, 67%, 0%, 40%)Text Contrast & Accessibility
WCAG contrast ratios for text on a #583399 background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.
TextWhite text8.94:1AA normal ✓AA large ✓AAA normal ✓
TextBlack text2.35:1AA normal ✗AA large ✗AAA normal ✗
Color Harmonies
Colors that pair well with #583399 based on color wheel relationships. Click any swatch for its full breakdown.
Tints & Shades
Lighter tints and darker shades of #583399, useful for hover states, backgrounds, and text variants.