#1B3579 Color

#1B3579 is rgb(27, 53, 121) in RGB and hsl(223, 64%, 29%) in HSL. The closest CSS named color is MidnightBlue. White text is most readable on this background.

#1B3579

HEX#1B3579

RGBrgb(27, 53, 121)

HSLhsl(223, 64%, 29%)

HSVhsv(223, 78%, 47%)

OKLCHoklch(35.2% 0.121 265)

CMYKcmyk(78%, 56%, 0%, 53%)

Text Contrast & Accessibility

WCAG contrast ratios for text on a #1B3579 background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.

TextWhite text11.46:1AA normal ✓AA large ✓AAA normal ✓

TextBlack text1.83:1AA normal ✗AA large ✗AAA normal ✗

Color Harmonies

Colors that pair well with #1B3579 based on color wheel relationships. Click any swatch for its full breakdown.

Base#1B3579 Complementary#795E1B Analogous#1B6579 Analogous#2F1B79 Triadic#791B35 Triadic#35791B

Tints & Shades

Lighter tints and darker shades of #1B3579, useful for hover states, backgrounds, and text variants.

Tints

#2448A3 #2D5ACD #5479D9 #7997E2 #A3B7EB #CDD8F4

Shades

#172E69 #14295C #11214B #0E1C3F #0A142E #070F21

Use #1B3579 in Our Tools

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