#288A28#288A28

#288A28 is a mid, vivid green. Relative luminance 0.188; OKLCH L 55.7% C 0.162 H 143.0°. Best body text is #000000 at 4.76:1 contrast (WCAG AA passes).

Color values

HEX	#288A28
RGB	rgb(40, 138, 40)
HSL	hsl(120, 55%, 35%)
HSV	hsv(120, 71%, 54%)
CMYK	cmyk(71%, 0%, 71%, 45.9%)
CIE-LAB	lab(50.43, -47.60, 42.50)
CIE-LCH	lch(50.43, 63.81, 138.24°)
OKLab	oklab(55.7% -0.1292 0.0973)
OKLCH	oklch(55.7% 0.162 143)
XYZ	xyz(10.3459, 18.7802, 5.0868)
Luminance	0.1878 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#288A28 #8A288A

analogous

#598A28 #288A28 #288A59

triadic

#288A28 #28288A #8A2828

tetradic

#288A28 #28598A #8A288A #8A5928

square

#288A28 #28598A #8A288A #8A5928

split-complementary

#288A28 #59288A #8A2859

monochromatic

#0C2B0C #1A5B1A #288A28 #36B936 #5DD05D

Accessibility & contrast

On white

4.42

#288A28 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.76

#288A28 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #288A28

4.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##288A28	#FFFFFF	#000000	##000000
##288A28	1.00	4.42	4.76	4.76
#FFFFFF	4.42	1.00	21.00	21.00
#000000	4.76	21.00	1.00	1.00
##000000	4.76	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8D7D19

Deuteranopia (green-blind)

#827531

Tritanopia (blue-blind)

#0B8676

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #288a28;
/* rgb */ color: rgb(40, 138, 40);
/* oklch */ color: oklch(55.7% 0.162 143.0);

Tailwind

colors: {
  custom: {
    50: '#71ad67',
    500: '#288a28',
    950: '#000000',
  },
}

SCSS

$custom: #288a28;
$custom-light: #71ad67;
$custom-dark: #000000;

JSON

{
  "hex": "#288a28",
  "rgb": {
    "r": 40,
    "g": 138,
    "b": 40
  },
  "hsl": {
    "h": 120,
    "s": 55.056,
    "l": 34.902
  },
  "oklch": {
    "l": 0.55696,
    "c": 0.16178,
    "h": 143
  },
  "luminance": 0.18781
}

Semantic roles & 50–950 ramp

primary

#288A28

secondary

#B559B5

accent

#49DEDE

background

#F7FAF6

surface

#EDF4EB

border

#C8CEC6

text

#091006

muted

#7B7F7A

Preview Lab

Preview with #288A28

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

Preview Lab → · Contrast checker → · Palette generator →