#288D31#288D31

#288D31 is a mid, vivid green. Relative luminance 0.197; OKLCH L 56.6% C 0.159 H 144.4°. Best body text is #000000 at 4.94:1 contrast (WCAG AA passes).

Color values

HEX	#288D31
RGB	rgb(40, 141, 49)
HSL	hsl(125, 56%, 35%)
HSV	hsv(125, 72%, 55%)
CMYK	cmyk(71.6%, 0%, 65.2%, 44.7%)
CIE-LAB	lab(51.52, -47.72, 39.74)
CIE-LCH	lch(51.52, 62.10, 140.21°)
OKLab	oklab(56.63% -0.1291 0.0925)
OKLCH	oklch(56.63% 0.159 144.4)
XYZ	xyz(10.9536, 19.7214, 6.1345)
Luminance	0.1972 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#288D31 #8D2884

analogous

#518D28 #288D31 #288D64

triadic

#288D31 #31288D #8D3128

tetradic

#288D31 #28518D #8D2884 #8D6428

square

#288D31 #28518D #8D2884 #8D6428

split-complementary

#288D31 #64288D #8D2851

monochromatic

#0D2E10 #1A5D20 #288D31 #36BD42 #5ED168

Accessibility & contrast

On white

4.25

#288D31 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.94

#288D31 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #288D31

4.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##288D31	#FFFFFF	#000000	##000000
##288D31	1.00	4.25	4.94	4.94
#FFFFFF	4.25	1.00	21.00	21.00
#000000	4.94	21.00	1.00	1.00
##000000	4.94	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#908026

Deuteranopia (green-blind)

#847839

Tritanopia (blue-blind)

#02897A

Achromatopsia (no color)

#7B7B7B

Design tokens & code

CSS

--color: #288d31;
/* rgb */ color: rgb(40, 141, 49);
/* oklch */ color: oklch(56.6% 0.159 144.4);

Tailwind

colors: {
  custom: {
    50: '#71af6d',
    500: '#288d31',
    950: '#000000',
  },
}

SCSS

$custom: #288d31;
$custom-light: #71af6d;
$custom-dark: #000000;

JSON

{
  "hex": "#288d31",
  "rgb": {
    "r": 40,
    "g": 141,
    "b": 49
  },
  "hsl": {
    "h": 125.347,
    "s": 55.801,
    "l": 35.49
  },
  "oklch": {
    "l": 0.56626,
    "c": 0.15886,
    "h": 144.4
  },
  "luminance": 0.19723
}

Semantic roles & 50–950 ramp

primary

#288D31

secondary

#B75AAE

accent

#49D2DF

background

#F7FAF6

surface

#EDF5EC

border

#C8CFC7

text

#091007

muted

#7B7F7A

Preview Lab

Preview with #288D31

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →