#3B66DE Color

#3B66DE is rgb(59, 102, 222) in RGB and hsl(224, 71%, 55%) in HSL. The closest CSS named color is RoyalBlue. White text is most readable on this background.

#3B66DE

HEX#3B66DE

RGBrgb(59, 102, 222)

HSLhsl(224, 71%, 55%)

HSVhsv(224, 73%, 87%)

OKLCHoklch(54.9% 0.19 265.6)

CMYKcmyk(73%, 54%, 0%, 13%)

Text Contrast & Accessibility

WCAG contrast ratios for text on a #3B66DE background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.

TextWhite text5.07:1AA normal ✓AA large ✓AAA normal ✗

TextBlack text4.14:1AA normal ✗AA large ✓AAA normal ✗

Color Harmonies

Colors that pair well with #3B66DE based on color wheel relationships. Click any swatch for its full breakdown.

Base#3B66DE Complementary#DEB23B Analogous#3BB8DE Analogous#613BDE Triadic#DE3B66 Triadic#66DE3B

Tints & Shades

Lighter tints and darker shades of #3B66DE, useful for hover states, backgrounds, and text variants.

Tints

#557BE2 #6F8FE7 #89A3EB #A8BBF0 #C2CFF5 #DCE4F9

Shades

#2352D1 #1E44AE #183890 #132C71 #0E2053 #081330

Use #3B66DE in Our Tools

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