#3B66B0 Color

#3B66B0 is rgb(59, 102, 176) in RGB and hsl(218, 50%, 46%) in HSL. The closest CSS named color is SteelBlue. White text is most readable on this background.

#3B66B0

HEX#3B66B0

RGBrgb(59, 102, 176)

HSLhsl(218, 50%, 46%)

HSVhsv(218, 66%, 69%)

OKLCHoklch(51.7% 0.127 260.5)

CMYKcmyk(66%, 42%, 0%, 31%)

Text Contrast & Accessibility

WCAG contrast ratios for text on a #3B66B0 background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.

TextWhite text5.66:1AA normal ✓AA large ✓AAA normal ✗

TextBlack text3.71:1AA normal ✗AA large ✓AAA normal ✗

Color Harmonies

Colors that pair well with #3B66B0 based on color wheel relationships. Click any swatch for its full breakdown.

Base#3B66B0 Complementary#B0853B Analogous#3BA0B0 Analogous#4A3BB0 Triadic#B03B66 Triadic#66B03B

Tints & Shades

Lighter tints and darker shades of #3B66B0, useful for hover states, backgrounds, and text variants.

Tints

#4B77C3 #6A8ECD #85A3D6 #A3BAE0 #BECEE9 #DDE5F4

Shades

#335899 #2B4B82 #243E6B #1C3154 #14233D #0D1626

Use #3B66B0 in Our Tools

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