#1B3F88 Color

#1B3F88 is rgb(27, 63, 136) in RGB and hsl(220, 67%, 32%) in HSL. The closest CSS named color is MidnightBlue. White text is most readable on this background.

#1B3F88

HEX#1B3F88

RGBrgb(27, 63, 136)

HSLhsl(220, 67%, 32%)

HSVhsv(220, 80%, 53%)

OKLCHoklch(38.7% 0.129 262.4)

CMYKcmyk(80%, 54%, 0%, 47%)

Text Contrast & Accessibility

WCAG contrast ratios for text on a #1B3F88 background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.

TextWhite text9.94:1AA normal ✓AA large ✓AAA normal ✓

TextBlack text2.11:1AA normal ✗AA large ✗AAA normal ✗

Color Harmonies

Colors that pair well with #1B3F88 based on color wheel relationships. Click any swatch for its full breakdown.

Base#1B3F88 Complementary#88641B Analogous#1B7688 Analogous#2D1B88 Triadic#881B3F Triadic#3F881B

Tints & Shades

Lighter tints and darker shades of #1B3F88, useful for hover states, backgrounds, and text variants.

Tints

#2351AF #2E66D6 #5582DD #7FA1E6 #A6BDED #D0DDF6

Shades

#183777 #143066 #112855 #0D2044 #0A1833 #071022

Use #1B3F88 in Our Tools

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