#51808A Color
#51808A is rgb(81, 128, 138) in RGB and hsl(191, 26%, 43%) in HSL. The closest CSS named color is SlateGray. Black text is most readable on this background.
#51808A
HEX
#51808ARGB
rgb(81, 128, 138)HSL
hsl(191, 26%, 43%)HSV
hsv(191, 41%, 54%)OKLCH
oklch(57% 0.053 212.6)CMYK
cmyk(41%, 7%, 0%, 46%)Text Contrast & Accessibility
WCAG contrast ratios for text on a #51808A background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.
TextWhite text4.37:1AA normal ✗AA large ✓AAA normal ✗
TextBlack text4.8:1AA normal ✓AA large ✓AAA normal ✗
Color Harmonies
Colors that pair well with #51808A based on color wheel relationships. Click any swatch for its full breakdown.
Tints & Shades
Lighter tints and darker shades of #51808A, useful for hover states, backgrounds, and text variants.