#1B3641 Color

#1B3641 is rgb(27, 54, 65) in RGB and hsl(197, 41%, 18%) in HSL. The closest CSS named color is DarkSlateGray. White text is most readable on this background.

#1B3641

HEX#1B3641

RGBrgb(27, 54, 65)

HSLhsl(197, 41%, 18%)

HSVhsv(197, 58%, 25%)

OKLCHoklch(31.7% 0.038 226.4)

CMYKcmyk(58%, 17%, 0%, 75%)

Text Contrast & Accessibility

WCAG contrast ratios for text on a #1B3641 background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.

TextWhite text12.72:1AA normal ✓AA large ✓AAA normal ✓

TextBlack text1.65:1AA normal ✗AA large ✗AAA normal ✗

Color Harmonies

Colors that pair well with #1B3641 based on color wheel relationships. Click any swatch for its full breakdown.

Base#1B3641 Complementary#41261B Analogous#1B4139 Analogous#1B2341 Triadic#411B36 Triadic#36411B

Tints & Shades

Lighter tints and darker shades of #1B3641, useful for hover states, backgrounds, and text variants.

Tints

#2C5768 #3E7B93 #529AB7 #7EB4C9 #A5CBD9 #D0E4EB

Shades

#18303A #152A32 #12242B #0F1E24 #0C181D #091216

Use #1B3641 in Our Tools

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