#1B4AA1 Color

#1B4AA1 is rgb(27, 74, 161) in RGB and hsl(219, 71%, 37%) in HSL. The closest CSS named color is DarkSlateBlue. White text is most readable on this background.

#1B4AA1

HEX#1B4AA1

RGBrgb(27, 74, 161)

HSLhsl(219, 71%, 37%)

HSVhsv(219, 83%, 63%)

OKLCHoklch(43.2% 0.15 261.4)

CMYKcmyk(83%, 54%, 0%, 37%)

Text Contrast & Accessibility

WCAG contrast ratios for text on a #1B4AA1 background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.

TextWhite text8.27:1AA normal ✓AA large ✓AAA normal ✓

TextBlack text2.54:1AA normal ✗AA large ✗AAA normal ✗

Color Harmonies

Colors that pair well with #1B4AA1 based on color wheel relationships. Click any swatch for its full breakdown.

Base#1B4AA1 Complementary#A1721B Analogous#1B8DA1 Analogous#2F1BA1 Triadic#A11B4A Triadic#4AA11B

Tints & Shades

Lighter tints and darker shades of #1B4AA1, useful for hover states, backgrounds, and text variants.

Tints

#225CC9 #3671DD #5E8DE4 #85A8EA #ACC4F1 #CFDDF7

Shades

#18408C #15387A #112E64 #0D244E #0A1A39 #071227

Use #1B4AA1 in Our Tools

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