#1B3755 Color

#1B3755 is rgb(27, 55, 85) in RGB and hsl(211, 52%, 22%) in HSL. The closest CSS named color is DarkSlateGray. White text is most readable on this background.

#1B3755

HEX#1B3755

RGBrgb(27, 55, 85)

HSLhsl(211, 52%, 22%)

HSVhsv(211, 68%, 33%)

OKLCHoklch(33.1% 0.063 251.7)

CMYKcmyk(68%, 35%, 0%, 67%)

Text Contrast & Accessibility

WCAG contrast ratios for text on a #1B3755 background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.

TextWhite text12.18:1AA normal ✓AA large ✓AAA normal ✓

TextBlack text1.72:1AA normal ✗AA large ✗AAA normal ✗

Color Harmonies

Colors that pair well with #1B3755 based on color wheel relationships. Click any swatch for its full breakdown.

Base#1B3755 Complementary#55391B Analogous#1B5455 Analogous#1C1B55 Triadic#551B37 Triadic#37551B

Tints & Shades

Lighter tints and darker shades of #1B3755, useful for hover states, backgrounds, and text variants.

Tints

#285380 #366EAB #518AC8 #77A4D4 #A2C1E2 #CDDDEF

Shades

#17304A #152B42 #112336 #0F1E2F #0B1723 #09121B

Use #1B3755 in Our Tools

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