#378B7E Color
#378B7E is rgb(55, 139, 126) in RGB and hsl(171, 43%, 38%) in HSL. The closest CSS named color is SeaGreen. Black text is most readable on this background.
#378B7E
HEX
#378B7ERGB
rgb(55, 139, 126)HSL
hsl(171, 43%, 38%)HSV
hsv(171, 60%, 55%)OKLCH
oklch(58.2% 0.083 181.4)CMYK
cmyk(60%, 0%, 9%, 45%)Text Contrast & Accessibility
WCAG contrast ratios for text on a #378B7E background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.
TextWhite text4.07:1AA normal ✗AA large ✓AAA normal ✗
TextBlack text5.16:1AA normal ✓AA large ✓AAA normal ✗
Color Harmonies
Colors that pair well with #378B7E based on color wheel relationships. Click any swatch for its full breakdown.
Tints & Shades
Lighter tints and darker shades of #378B7E, useful for hover states, backgrounds, and text variants.