#1B478D Color

#1B478D is rgb(27, 71, 141) in RGB and hsl(217, 68%, 33%) in HSL. The closest CSS named color is DarkSlateBlue. White text is most readable on this background.

#1B478D

HEX#1B478D

RGBrgb(27, 71, 141)

HSLhsl(217, 68%, 33%)

HSVhsv(217, 81%, 55%)

OKLCHoklch(40.9% 0.126 259.5)

CMYKcmyk(81%, 50%, 0%, 45%)

Text Contrast & Accessibility

WCAG contrast ratios for text on a #1B478D background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.

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

TextBlack text2.33:1AA normal ✗AA large ✗AAA normal ✗

Color Harmonies

Colors that pair well with #1B478D based on color wheel relationships. Click any swatch for its full breakdown.

Base#1B478D Complementary#8D621B Analogous#1B808D Analogous#281B8D Triadic#8D1B47 Triadic#478D1B

Tints & Shades

Lighter tints and darker shades of #1B478D, useful for hover states, backgrounds, and text variants.

Tints

#225AB4 #3171D8 #588CDF #7EA6E7 #A5C1EE #D0DEF6

Shades

#183E7C #14366B #112D5A #0D2245 #0A1A33 #071122

Use #1B478D in Our Tools

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