#1F4F51 Color

#1F4F51 is rgb(31, 79, 81) in RGB and hsl(182, 45%, 22%) in HSL. The closest CSS named color is DarkSlateGray. White text is most readable on this background.

#1F4F51

HEX#1F4F51

RGBrgb(31, 79, 81)

HSLhsl(182, 45%, 22%)

HSVhsv(182, 62%, 32%)

OKLCHoklch(39.6% 0.052 199)

CMYKcmyk(62%, 2%, 0%, 68%)

Text Contrast & Accessibility

WCAG contrast ratios for text on a #1F4F51 background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.

TextWhite text9.15:1AA normal ✓AA large ✓AAA normal ✓

TextBlack text2.3:1AA normal ✗AA large ✗AAA normal ✗

Color Harmonies

Colors that pair well with #1F4F51 based on color wheel relationships. Click any swatch for its full breakdown.

Base#1F4F51 Complementary#51211F Analogous#1F513A Analogous#1F3651 Triadic#511F50 Triadic#50511F

Tints & Shades

Lighter tints and darker shades of #1F4F51, useful for hover states, backgrounds, and text variants.

Tints

#2E777A #3E9FA3 #59BCC0 #7ECBCE #A6DCDD #CFECED

Shades

#1B4546 #183E3F #143334 #112B2C #0D2121 #0A191A

Use #1F4F51 in Our Tools

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