#1B3550 Color

#1B3550 is rgb(27, 53, 80) in RGB and hsl(211, 50%, 21%) in HSL. The closest CSS named color is DarkSlateGray. White text is most readable on this background.

#1B3550

HEX#1B3550

RGBrgb(27, 53, 80)

HSLhsl(211, 50%, 21%)

HSVhsv(211, 66%, 31%)

OKLCHoklch(32.2% 0.058 250.9)

CMYKcmyk(66%, 34%, 0%, 69%)

Text Contrast & Accessibility

WCAG contrast ratios for text on a #1B3550 background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.

TextWhite text12.56:1AA normal ✓AA large ✓AAA normal ✓

TextBlack text1.67:1AA normal ✗AA large ✗AAA normal ✗

Color Harmonies

Colors that pair well with #1B3550 based on color wheel relationships. Click any swatch for its full breakdown.

Base#1B3550 Complementary#50361B Analogous#1B4F50 Analogous#1C1B50 Triadic#501B35 Triadic#35501B

Tints & Shades

Lighter tints and darker shades of #1B3550, useful for hover states, backgrounds, and text variants.

Tints

#29507A #376CA4 #4F88C4 #79A4D2 #A3C1E0 #CDDDEE

Shades

#183049 #14283D #122336 #0E1C2A #0B1722 #080F17

Use #1B3550 in Our Tools

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