#1B1F31 Color

#1B1F31 is rgb(27, 31, 49) in RGB and hsl(229, 29%, 15%) in HSL. The closest CSS named color is DarkSlateGray. White text is most readable on this background.

#1B1F31

HEX#1B1F31

RGBrgb(27, 31, 49)

HSLhsl(229, 29%, 15%)

HSVhsv(229, 45%, 19%)

OKLCHoklch(24.4% 0.035 273.9)

CMYKcmyk(45%, 37%, 0%, 81%)

Text Contrast & Accessibility

WCAG contrast ratios for text on a #1B1F31 background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.

TextWhite text16.32:1AA normal ✓AA large ✓AAA normal ✓

TextBlack text1.29:1AA normal ✗AA large ✗AAA normal ✗

Color Harmonies

Colors that pair well with #1B1F31 based on color wheel relationships. Click any swatch for its full breakdown.

Base#1B1F31 Complementary#312D1B Analogous#1B2A31 Analogous#221B31 Triadic#311B1F Triadic#1F311B

Tints & Shades

Lighter tints and darker shades of #1B1F31, useful for hover states, backgrounds, and text variants.

Tints

#313859 #475180 #5E6BA6 #828CBA #A9B1D0 #D1D5E6

Shades

#181B2B #161927 #121521 #10131E #0D0F17 #0B0C14

Use #1B1F31 in Our Tools

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