#428A81 Color
#428A81 is rgb(66, 138, 129) in RGB and hsl(173, 35%, 40%) in HSL. The closest CSS named color is MediumSeaGreen. Black text is most readable on this background.
#428A81
HEX
#428A81RGB
rgb(66, 138, 129)HSL
hsl(173, 35%, 40%)HSV
hsv(173, 52%, 54%)OKLCH
oklch(58.4% 0.074 184.7)CMYK
cmyk(52%, 0%, 7%, 46%)Text Contrast & Accessibility
WCAG contrast ratios for text on a #428A81 background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.
TextWhite text4.05:1AA normal ✗AA large ✓AAA normal ✗
TextBlack text5.18:1AA normal ✓AA large ✓AAA normal ✗
Color Harmonies
Colors that pair well with #428A81 based on color wheel relationships. Click any swatch for its full breakdown.
Tints & Shades
Lighter tints and darker shades of #428A81, useful for hover states, backgrounds, and text variants.