#5B638B Color
#5B638B is rgb(91, 99, 139) in RGB and hsl(230, 21%, 45%) in HSL. The closest CSS named color is SlateGray. White text is most readable on this background.
#5B638B
HEX
#5B638BRGB
rgb(91, 99, 139)HSL
hsl(230, 21%, 45%)HSV
hsv(230, 35%, 55%)OKLCH
oklch(50.9% 0.064 275.2)CMYK
cmyk(35%, 29%, 0%, 45%)Text Contrast & Accessibility
WCAG contrast ratios for text on a #5B638B background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.
TextWhite text5.83:1AA normal ✓AA large ✓AAA normal ✗
TextBlack text3.6:1AA normal ✗AA large ✓AAA normal ✗
Color Harmonies
Colors that pair well with #5B638B based on color wheel relationships. Click any swatch for its full breakdown.
Tints & Shades
Lighter tints and darker shades of #5B638B, useful for hover states, backgrounds, and text variants.