#288F3F Color
#288F3F is rgb(40, 143, 63) in RGB and hsl(133, 56%, 36%) in HSL. The closest CSS named color is SeaGreen. Black text is most readable on this background.
#288F3F
HEX
#288F3FRGB
rgb(40, 143, 63)HSL
hsl(133, 56%, 36%)HSV
hsv(133, 72%, 56%)OKLCH
oklch(57.4% 0.15 147.1)CMYK
cmyk(72%, 0%, 56%, 44%)Text Contrast & Accessibility
WCAG contrast ratios for text on a #288F3F background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.
TextWhite text4.12:1AA normal ✗AA large ✓AAA normal ✗
TextBlack text5.09:1AA normal ✓AA large ✓AAA normal ✗
Color Harmonies
Colors that pair well with #288F3F based on color wheel relationships. Click any swatch for its full breakdown.
Tints & Shades
Lighter tints and darker shades of #288F3F, useful for hover states, backgrounds, and text variants.