#1F51AD Color

#1F51AD is rgb(31, 81, 173) in RGB and hsl(219, 70%, 40%) in HSL. The closest CSS named color is DarkSlateBlue. White text is most readable on this background.

#1F51AD

HEX#1F51AD

RGBrgb(31, 81, 173)

HSLhsl(219, 70%, 40%)

HSVhsv(219, 82%, 68%)

OKLCHoklch(45.8% 0.157 261.3)

CMYKcmyk(82%, 53%, 0%, 32%)

Text Contrast & Accessibility

WCAG contrast ratios for text on a #1F51AD background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.

TextWhite text7.4:1AA normal ✓AA large ✓AAA normal ✓

TextBlack text2.84:1AA normal ✗AA large ✗AAA normal ✗

Color Harmonies

Colors that pair well with #1F51AD based on color wheel relationships. Click any swatch for its full breakdown.

Base#1F51AD Complementary#AD7B1F Analogous#1F98AD Analogous#341FAD Triadic#AD1F51 Triadic#51AD1F

Tints & Shades

Lighter tints and darker shades of #1F51AD, useful for hover states, backgrounds, and text variants.

Tints

#2561D0 #457ADE #6793E4 #8AACEA #ADC4F0 #D4E0F7

Shades

#1B4798 #173C82 #13326C #0F2652 #0B1C3D #071227

Use #1F51AD in Our Tools

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