#1566D1 Color

#1566D1 is rgb(21, 102, 209) in RGB and hsl(214, 82%, 45%) in HSL. The closest CSS named color is RoyalBlue. White text is most readable on this background.

#1566D1

HEX#1566D1

RGBrgb(21, 102, 209)

HSLhsl(214, 82%, 45%)

HSVhsv(214, 90%, 82%)

OKLCHoklch(52.8% 0.181 258)

CMYKcmyk(90%, 51%, 0%, 18%)

Text Contrast & Accessibility

WCAG contrast ratios for text on a #1566D1 background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.

TextWhite text5.45:1AA normal ✓AA large ✓AAA normal ✗

TextBlack text3.85:1AA normal ✗AA large ✓AAA normal ✗

Color Harmonies

Colors that pair well with #1566D1 based on color wheel relationships. Click any swatch for its full breakdown.

Base#1566D1 Complementary#D17F15 Analogous#15C4D1 Analogous#2115D1 Triadic#D11566 Triadic#66D115

Tints & Shades

Lighter tints and darker shades of #1566D1, useful for hover states, backgrounds, and text variants.

Tints

#257AE9 #458EED #6AA4F0 #8BB8F4 #B0CFF7 #D1E3FA

Shades

#1259B5 #0F4B99 #0C3D7D #0A3266 #07244A #05172E

Use #1566D1 in Our Tools

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