#288A37 Color
#288A37 is rgb(40, 138, 55) in RGB and hsl(129, 55%, 35%) in HSL. The closest CSS named color is ForestGreen. Black text is most readable on this background.
#288A37
HEX
#288A37RGB
rgb(40, 138, 55)HSL
hsl(129, 55%, 35%)HSV
hsv(129, 71%, 54%)OKLCH
oklch(55.9% 0.15 145.6)CMYK
cmyk(71%, 0%, 60%, 46%)Text Contrast & Accessibility
WCAG contrast ratios for text on a #288A37 background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.
TextWhite text4.39:1AA normal ✗AA large ✓AAA normal ✗
TextBlack text4.78:1AA normal ✓AA large ✓AAA normal ✗
Color Harmonies
Colors that pair well with #288A37 based on color wheel relationships. Click any swatch for its full breakdown.
Tints & Shades
Lighter tints and darker shades of #288A37, useful for hover states, backgrounds, and text variants.