#51817B Color

#51817B is rgb(81, 129, 123) in RGB and hsl(173, 23%, 41%) in HSL. The closest CSS named color is SlateGray. Black text is most readable on this background.

#51817B

HEX#51817B

RGBrgb(81, 129, 123)

HSLhsl(173, 23%, 41%)

HSVhsv(173, 37%, 51%)

OKLCHoklch(56.7% 0.053 185.8)

CMYKcmyk(37%, 0%, 5%, 49%)

Text Contrast & Accessibility

WCAG contrast ratios for text on a #51817B background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.

TextWhite text4.4:1AA normal ✗AA large ✓AAA normal ✗

TextBlack text4.78:1AA normal ✓AA large ✓AAA normal ✗

Color Harmonies

Colors that pair well with #51817B based on color wheel relationships. Click any swatch for its full breakdown.

Base#51817B Complementary#815156 Analogous#518163 Analogous#516E81 Triadic#7B5181 Triadic#817B51

Tints & Shades

Lighter tints and darker shades of #51817B, useful for hover states, backgrounds, and text variants.

Tints

#609A93 #78ABA5 #91BAB5 #ADCCC8 #C7DCD9 #E0EBEA

Shades

#47716C #3B5E5A #314E4B #273F3C #1D2F2D #121C1B

Use #51817B in Our Tools

Hex to RGB Hex to HSL Hex to CMYK Hex to Pantone RGBA to Hex