#377B8B Color

#377B8B is rgb(55, 123, 139) in RGB and hsl(191, 43%, 38%) in HSL. The closest CSS named color is SteelBlue. White text is most readable on this background.

#377B8B
HEX#377B8B
RGBrgb(55, 123, 139)
HSLhsl(191, 43%, 38%)
HSVhsv(191, 60%, 55%)
OKLCHoklch(54.6% 0.072 215.5)
CMYKcmyk(60%, 12%, 0%, 45%)

Text Contrast & Accessibility

WCAG contrast ratios for text on a #377B8B background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.

TextWhite text4.81:1AA normal ✓AA large ✓AAA normal ✗
TextBlack text4.37:1AA normal ✗AA large ✓AAA normal ✗

Color Harmonies

Colors that pair well with #377B8B based on color wheel relationships. Click any swatch for its full breakdown.

Base#377B8BComplementary#8B4737Analogous#378B70Analogous#37528BTriadic#8B377BTriadic#7B8B37

Tints & Shades

Lighter tints and darker shades of #377B8B, useful for hover states, backgrounds, and text variants.

Use #377B8B in Our Tools

Hex to RGBHex to HSLHex to CMYKHex to PantoneRGBA to Hex