#1B5A59 Color

#1B5A59 is rgb(27, 90, 89) in RGB and hsl(179, 54%, 23%) in HSL. The closest CSS named color is DarkSlateGray. White text is most readable on this background.

#1B5A59

HEX#1B5A59

RGBrgb(27, 90, 89)

HSLhsl(179, 54%, 23%)

HSVhsv(179, 70%, 35%)

OKLCHoklch(42.8% 0.062 193.6)

CMYKcmyk(70%, 0%, 1%, 65%)

Text Contrast & Accessibility

WCAG contrast ratios for text on a #1B5A59 background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.

TextWhite text7.91:1AA normal ✓AA large ✓AAA normal ✓

TextBlack text2.65:1AA normal ✗AA large ✗AAA normal ✗

Color Harmonies

Colors that pair well with #1B5A59 based on color wheel relationships. Click any swatch for its full breakdown.

Base#1B5A59 Complementary#5A1B1C Analogous#1B5A3A Analogous#1B3C5A Triadic#591B5A Triadic#5A591B

Tints & Shades

Lighter tints and darker shades of #1B5A59, useful for hover states, backgrounds, and text variants.

Tints

#288684 #34ADAB #4ECAC8 #79D7D6 #A5E4E3 #CCF0EF

Shades

#174F4E #154746 #123B3A #0E2F2F #0B2323 #081B1B

Use #1B5A59 in Our Tools

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