#288E39#288E39

#288E39 is a mid, vivid green. Relative luminance 0.201; OKLCH L 57.0% C 0.154 H 145.8°. Best body text is #000000 at 5.02:1 contrast (WCAG AA passes).

Color values

HEX	#288E39
RGB	rgb(40, 142, 57)
HSL	hsl(130, 56%, 36%)
HSV	hsv(130, 72%, 56%)
CMYK	cmyk(71.8%, 0%, 59.9%, 44.3%)
CIE-LAB	lab(51.94, -47.09, 36.44)
CIE-LCH	lch(51.94, 59.54, 142.27°)
OKLab	oklab(57% -0.1271 0.0862)
OKLCH	oklch(57% 0.154 145.8)
XYZ	xyz(11.2858, 20.0913, 7.1533)
Luminance	0.2009 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#288E39 #8E287D

analogous

#4A8E28 #288E39 #288E6C

triadic

#288E39 #39288E #8E3928

tetradic

#288E39 #284A8E #8E287D #8E6C28

square

#288E39 #284A8E #8E287D #8E6C28

split-complementary

#288E39 #6C288E #8E284A

monochromatic

#0D2F13 #1B5E26 #288E39 #35BE4C #5FD272

Accessibility & contrast

On white

4.18

#288E39 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.02

#288E39 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #288E39

5.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##288E39	#FFFFFF	#000000	##000000
##288E39	1.00	4.18	5.02	5.02
#FFFFFF	4.18	1.00	21.00	21.00
#000000	5.02	21.00	1.00	1.00
##000000	5.02	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#908130

Deuteranopia (green-blind)

#847940

Tritanopia (blue-blind)

#008A7B

Achromatopsia (no color)

#7C7C7C

Design tokens & code

CSS

--color: #288e39;
/* rgb */ color: rgb(40, 142, 57);
/* oklch */ color: oklch(57.0% 0.154 145.8);

Tailwind

colors: {
  custom: {
    50: '#71b072',
    500: '#288e39',
    950: '#000000',
  },
}

SCSS

$custom: #288e39;
$custom-light: #71b072;
$custom-dark: #000000;

JSON

{
  "hex": "#288e39",
  "rgb": {
    "r": 40,
    "g": 142,
    "b": 57
  },
  "hsl": {
    "h": 130,
    "s": 56.044,
    "l": 35.686
  },
  "oklch": {
    "l": 0.57001,
    "c": 0.15357,
    "h": 145.8
  },
  "luminance": 0.20093
}

Semantic roles & 50–950 ramp

primary

#288E39

secondary

#B75BA8

accent

#48C6DF

background

#F7FAF7

surface

#EDF5ED

border

#C8CFC8

text

#091108

muted

#7B807B

Preview Lab

Preview with #288E39

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

Preview Lab → · Contrast checker → · Palette generator →