#1B5A57 Color

#1B5A57 is rgb(27, 90, 87) in RGB and hsl(177, 54%, 23%) in HSL. The closest CSS named color is DarkSlateGray. White text is most readable on this background.

#1B5A57
HEX#1B5A57
RGBrgb(27, 90, 87)
HSLhsl(177, 54%, 23%)
HSVhsv(177, 70%, 35%)
OKLCHoklch(42.7% 0.063 190.5)
CMYKcmyk(70%, 0%, 3%, 65%)

Text Contrast & Accessibility

WCAG contrast ratios for text on a #1B5A57 background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.

TextWhite text7.93:1AA normal ✓AA large ✓AAA normal ✓
TextBlack text2.65:1AA normal ✗AA large ✗AAA normal ✗

Color Harmonies

Colors that pair well with #1B5A57 based on color wheel relationships. Click any swatch for its full breakdown.

Base#1B5A57Complementary#5A1B1EAnalogous#1B5A37Analogous#1B3E5ATriadic#571B5ATriadic#5A571B

Tints & Shades

Lighter tints and darker shades of #1B5A57, useful for hover states, backgrounds, and text variants.

Use #1B5A57 in Our Tools

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