#1B1F3B Color

#1B1F3B is rgb(27, 31, 59) in RGB and hsl(233, 37%, 17%) in HSL. The closest CSS named color is MidnightBlue. White text is most readable on this background.

#1B1F3B

HEX#1B1F3B

RGBrgb(27, 31, 59)

HSLhsl(233, 37%, 17%)

HSVhsv(233, 54%, 23%)

OKLCHoklch(25.1% 0.053 275.7)

CMYKcmyk(54%, 47%, 0%, 77%)

Text Contrast & Accessibility

WCAG contrast ratios for text on a #1B1F3B background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.

TextWhite text16.08:1AA normal ✓AA large ✓AAA normal ✓

TextBlack text1.31:1AA normal ✗AA large ✗AAA normal ✗

Color Harmonies

Colors that pair well with #1B1F3B based on color wheel relationships. Click any swatch for its full breakdown.

Base#1B1F3B Complementary#3B381B Analogous#1B2F3B Analogous#281B3B Triadic#3B1B1F Triadic#1F3B1B

Tints & Shades

Lighter tints and darker shades of #1B1F3B, useful for hover states, backgrounds, and text variants.

Tints

#2F3565 #40498C #5762B2 #7E86C4 #A8ADD7 #CED1E9

Shades

#181B34 #15182D #121426 #101223 #0D0F1C #0A0B15

Use #1B1F3B in Our Tools

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