#1B5579 Color

#1B5579 is rgb(27, 85, 121) in RGB and hsl(203, 64%, 29%) in HSL. The closest CSS named color is DarkSlateGray. White text is most readable on this background.

#1B5579

HEX#1B5579

RGBrgb(27, 85, 121)

HSLhsl(203, 64%, 29%)

HSVhsv(203, 78%, 47%)

OKLCHoklch(43% 0.084 240.4)

CMYKcmyk(78%, 30%, 0%, 53%)

Text Contrast & Accessibility

WCAG contrast ratios for text on a #1B5579 background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.

TextWhite text8.01:1AA normal ✓AA large ✓AAA normal ✓

TextBlack text2.62:1AA normal ✗AA large ✗AAA normal ✗

Color Harmonies

Colors that pair well with #1B5579 based on color wheel relationships. Click any swatch for its full breakdown.

Base#1B5579 Complementary#793F1B Analogous#1B796E Analogous#1B2679 Triadic#791B55 Triadic#55791B

Tints & Shades

Lighter tints and darker shades of #1B5579, useful for hover states, backgrounds, and text variants.

Tints

#2472A3 #2D90CD #54A6D9 #79BAE2 #A3CFEB #CDE5F4

Shades

#174969 #14405C #11354B #0E2C3F #0A202E #071721

Use #1B5579 in Our Tools

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