#288D2B#288D2B

#288D2B is a mid, vivid green. Relative luminance 0.197; OKLCH L 56.6% C 0.163 H 143.4°. Best body text is #000000 at 4.94:1 contrast (WCAG AA passes).

Color values

HEX	#288D2B
RGB	rgb(40, 141, 43)
HSL	hsl(122, 56%, 35%)
HSV	hsv(122, 72%, 55%)
CMYK	cmyk(71.6%, 0%, 69.5%, 44.7%)
CIE-LAB	lab(51.47, -48.36, 42.34)
CIE-LCH	lch(51.47, 64.28, 138.80°)
OKLab	oklab(56.56% -0.1312 0.0974)
OKLCH	oklch(56.56% 0.163 143.4)
XYZ	xyz(10.8353, 19.6741, 5.5115)
Luminance	0.1968 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#288D2B #8D288A

analogous

#578D28 #288D2B #288D5D

triadic

#288D2B #2B288D #8D2B28

tetradic

#288D2B #28578D #8D288A #8D5D28

square

#288D2B #28578D #8D288A #8D5D28

split-complementary

#288D2B #5D288D #8D2857

monochromatic

#0D2E0E #1A5D1C #288D2B #36BD3A #5ED161

Accessibility & contrast

On white

4.26

#288D2B on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.94

#288D2B on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #288D2B

4.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##288D2B	#FFFFFF	#000000	##000000
##288D2B	1.00	4.26	4.94	4.94
#FFFFFF	4.26	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)

#90801D

Deuteranopia (green-blind)

#847834

Tritanopia (blue-blind)

#068979

Achromatopsia (no color)

#7B7B7B

Design tokens & code

CSS

--color: #288d2b;
/* rgb */ color: rgb(40, 141, 43);
/* oklch */ color: oklch(56.6% 0.163 143.4);

Tailwind

colors: {
  custom: {
    50: '#72af6a',
    500: '#288d2b',
    950: '#000000',
  },
}

SCSS

$custom: #288d2b;
$custom-light: #72af6a;
$custom-dark: #000000;

JSON

{
  "hex": "#288d2b",
  "rgb": {
    "r": 40,
    "g": 141,
    "b": 43
  },
  "hsl": {
    "h": 121.782,
    "s": 55.801,
    "l": 35.49
  },
  "oklch": {
    "l": 0.56564,
    "c": 0.16334,
    "h": 143.4
  },
  "luminance": 0.19675
}

Semantic roles & 50–950 ramp

primary

#288D2B

secondary

#B75AB4

accent

#49DBDF

background

#F7FAF6

surface

#EDF5EB

border

#C8CFC6

text

#091007

muted

#7B7F7A

Preview Lab

Preview with #288D2B

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

Preview Lab → · Contrast checker → · Palette generator →