#1F51A8 Color

#1F51A8 is rgb(31, 81, 168) in RGB and hsl(218, 69%, 39%) in HSL. The closest CSS named color is DarkSlateBlue. White text is most readable on this background.

#1F51A8

HEX#1F51A8

RGBrgb(31, 81, 168)

HSLhsl(218, 69%, 39%)

HSVhsv(218, 82%, 66%)

OKLCHoklch(45.4% 0.15 260.7)

CMYKcmyk(82%, 52%, 0%, 34%)

Text Contrast & Accessibility

WCAG contrast ratios for text on a #1F51A8 background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.

TextWhite text7.5:1AA normal ✓AA large ✓AAA normal ✓

TextBlack text2.8:1AA normal ✗AA large ✗AAA normal ✗

Color Harmonies

Colors that pair well with #1F51A8 based on color wheel relationships. Click any swatch for its full breakdown.

Base#1F51A8 Complementary#A8761F Analogous#1F96A8 Analogous#311FA8 Triadic#A81F51 Triadic#51A81F

Tints & Shades

Lighter tints and darker shades of #1F51A8, useful for hover states, backgrounds, and text variants.

Tints

#2562CB #417ADC #6492E3 #8BADEA #ADC6F0 #D4E1F7

Shades

#1B4793 #173C7D #133267 #0F2852 #0B1D3C #071327

Use #1F51A8 in Our Tools

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