#378B7B Color
#378B7B is rgb(55, 139, 123) in RGB and hsl(169, 43%, 38%) in HSL. The closest CSS named color is SeaGreen. Black text is most readable on this background.
#378B7B
HEX
#378B7BRGB
rgb(55, 139, 123)HSL
hsl(169, 43%, 38%)HSV
hsv(169, 60%, 55%)OKLCH
oklch(58.1% 0.085 178.5)CMYK
cmyk(60%, 0%, 12%, 45%)Text Contrast & Accessibility
WCAG contrast ratios for text on a #378B7B background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.
TextWhite text4.08:1AA normal ✗AA large ✓AAA normal ✗
TextBlack text5.14:1AA normal ✓AA large ✓AAA normal ✗
Color Harmonies
Colors that pair well with #378B7B based on color wheel relationships. Click any swatch for its full breakdown.
Tints & Shades
Lighter tints and darker shades of #378B7B, useful for hover states, backgrounds, and text variants.