#1B55A1 Color

#1B55A1 is rgb(27, 85, 161) in RGB and hsl(214, 71%, 37%) in HSL. The closest CSS named color is DarkSlateBlue. White text is most readable on this background.

#1B55A1

HEX#1B55A1

RGBrgb(27, 85, 161)

HSLhsl(214, 71%, 37%)

HSVhsv(214, 83%, 63%)

OKLCHoklch(45.6% 0.137 257)

CMYKcmyk(83%, 47%, 0%, 37%)

Text Contrast & Accessibility

WCAG contrast ratios for text on a #1B55A1 background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.

TextWhite text7.34:1AA normal ✓AA large ✓AAA normal ✓

TextBlack text2.86:1AA normal ✗AA large ✗AAA normal ✗

Color Harmonies

Colors that pair well with #1B55A1 based on color wheel relationships. Click any swatch for its full breakdown.

Base#1B55A1 Complementary#A1671B Analogous#1B98A1 Analogous#241BA1 Triadic#A11B55 Triadic#55A11B

Tints & Shades

Lighter tints and darker shades of #1B55A1, useful for hover states, backgrounds, and text variants.

Tints

#226AC9 #367FDD #5E98E4 #85B1EA #ACCAF1 #CFE0F7

Shades

#184A8C #15417A #113564 #0D2A4E #0A1E39 #071527

Use #1B55A1 in Our Tools

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