#518181 Color

#518181 is rgb(81, 129, 129) in RGB and hsl(180, 23%, 41%) in HSL. The closest CSS named color is SlateGray. Black text is most readable on this background.

#518181

HEX#518181

RGBrgb(81, 129, 129)

HSLhsl(180, 23%, 41%)

HSVhsv(180, 37%, 51%)

OKLCHoklch(56.9% 0.052 195.8)

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

Text Contrast & Accessibility

WCAG contrast ratios for text on a #518181 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 text4.81:1AA normal ✓AA large ✓AAA normal ✗

Color Harmonies

Colors that pair well with #518181 based on color wheel relationships. Click any swatch for its full breakdown.

Base#518181 Complementary#815151 Analogous#518169 Analogous#516981 Triadic#815181 Triadic#818151

Tints & Shades

Lighter tints and darker shades of #518181, useful for hover states, backgrounds, and text variants.

Tints

#609A9A #78ABAB #91BABA #ADCCCC #C7DCDC #E0EBEB

Shades

#477171 #3B5E5E #314E4E #273F3F #1D2F2F #121C1C

Use #518181 in Our Tools

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