#278BB0 Color

#278BB0 is rgb(39, 139, 176) in RGB and hsl(196, 64%, 42%) in HSL. The closest CSS named color is SteelBlue. Black text is most readable on this background.

#278BB0

HEX#278BB0

RGBrgb(39, 139, 176)

HSLhsl(196, 64%, 42%)

HSVhsv(196, 78%, 69%)

OKLCHoklch(59.7% 0.104 227.9)

CMYKcmyk(78%, 21%, 0%, 31%)

Text Contrast & Accessibility

WCAG contrast ratios for text on a #278BB0 background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.

TextWhite text3.88:1AA normal ✗AA large ✓AAA normal ✗

TextBlack text5.41:1AA normal ✓AA large ✓AAA normal ✗

Color Harmonies

Colors that pair well with #278BB0 based on color wheel relationships. Click any swatch for its full breakdown.

Base#278BB0 Complementary#B04B27 Analogous#27B090 Analogous#2747B0 Triadic#B0278B Triadic#8BB027

Tints & Shades

Lighter tints and darker shades of #278BB0, useful for hover states, backgrounds, and text variants.

Tints

#2EA6D1 #4FB4D8 #71C2E0 #92D1E7 #B4DFEE #D5EDF6

Shades

#227B9B #1C6782 #18566D #124254 #0E323F #081E26

Use #278BB0 in Our Tools

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