#1531D1 Color

#1531D1 is rgb(21, 49, 209) in RGB and hsl(231, 82%, 45%) in HSL. The closest CSS named color is MediumBlue. White text is most readable on this background.

#1531D1

HEX#1531D1

RGBrgb(21, 49, 209)

HSLhsl(231, 82%, 45%)

HSVhsv(231, 90%, 82%)

OKLCHoklch(43.3% 0.24 265.9)

CMYKcmyk(90%, 77%, 0%, 18%)

Text Contrast & Accessibility

WCAG contrast ratios for text on a #1531D1 background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.

TextWhite text8.78:1AA normal ✓AA large ✓AAA normal ✓

TextBlack text2.39:1AA normal ✗AA large ✗AAA normal ✗

Color Harmonies

Colors that pair well with #1531D1 based on color wheel relationships. Click any swatch for its full breakdown.

Base#1531D1 Complementary#D1B515 Analogous#158FD1 Analogous#5715D1 Triadic#D11531 Triadic#31D115

Tints & Shades

Lighter tints and darker shades of #1531D1, useful for hover states, backgrounds, and text variants.

Tints

#2542E9 #455EED #6A7FF0 #8B9BF4 #B0BBF7 #D1D7FA

Shades

#122AB5 #0F2499 #0C1D7D #0A1866 #07114A #050B2E

Use #1531D1 in Our Tools

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