#1B253B Color

#1B253B is rgb(27, 37, 59) in RGB and hsl(221, 37%, 17%) in HSL. The closest CSS named color is DarkSlateGray. White text is most readable on this background.

#1B253B

HEX#1B253B

RGBrgb(27, 37, 59)

HSLhsl(221, 37%, 17%)

HSVhsv(221, 54%, 23%)

OKLCHoklch(26.6% 0.044 264.9)

CMYKcmyk(54%, 37%, 0%, 77%)

Text Contrast & Accessibility

WCAG contrast ratios for text on a #1B253B background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.

TextWhite text15.28:1AA normal ✓AA large ✓AAA normal ✓

TextBlack text1.37:1AA normal ✗AA large ✗AAA normal ✗

Color Harmonies

Colors that pair well with #1B253B based on color wheel relationships. Click any swatch for its full breakdown.

Base#1B253B Complementary#3B311B Analogous#1B363B Analogous#211B3B Triadic#3B1B25 Triadic#253B1B

Tints & Shades

Lighter tints and darker shades of #1B253B, useful for hover states, backgrounds, and text variants.

Tints

#2F4065 #40588C #5774B2 #7E94C4 #A8B7D7 #CED6E9

Shades

#182134 #151D2D #121826 #101623 #0D121C #0A0D15

Use #1B253B in Our Tools

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