#288E42#288E42

#288E42 is a mid, vivid green. Relative luminance 0.202; OKLCH L 57.1% C 0.146 H 148.0°. Best body text is #000000 at 5.04:1 contrast (WCAG AA passes).

Color values

HEX	#288E42
RGB	rgb(40, 142, 66)
HSL	hsl(135, 56%, 36%)
HSV	hsv(135, 72%, 56%)
CMYK	cmyk(71.8%, 0%, 53.5%, 44.3%)
CIE-LAB	lab(52.05, -45.80, 32.04)
CIE-LCH	lch(52.05, 55.90, 145.02°)
OKLab	oklab(57.13% -0.1234 0.0772)
OKLCH	oklch(57.13% 0.146 148)
XYZ	xyz(11.5306, 20.1892, 8.4424)
Luminance	0.2019 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#288E42 #8E2874

analogous

#418E28 #288E42 #288E75

triadic

#288E42 #42288E #8E4228

tetradic

#288E42 #28418E #8E2874 #8E7528

square

#288E42 #28418E #8E2874 #8E7528

split-complementary

#288E42 #75288E #8E2841

monochromatic

#0D2F16 #1B5E2C #288E42 #35BE58 #5FD27C

Accessibility & contrast

On white

4.17

#288E42 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.04

#288E42 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #288E42

5.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##288E42	#FFFFFF	#000000	##000000
##288E42	1.00	4.17	5.04	5.04
#FFFFFF	4.17	1.00	21.00	21.00
#000000	5.04	21.00	1.00	1.00
##000000	5.04	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#90813B

Deuteranopia (green-blind)

#837948

Tritanopia (blue-blind)

#008B7D

Achromatopsia (no color)

#7C7C7C

Design tokens & code

CSS

--color: #288e42;
/* rgb */ color: rgb(40, 142, 66);
/* oklch */ color: oklch(57.1% 0.146 148.0);

Tailwind

colors: {
  custom: {
    50: '#71b078',
    500: '#288e42',
    950: '#000000',
  },
}

SCSS

$custom: #288e42;
$custom-light: #71b078;
$custom-dark: #000000;

JSON

{
  "hex": "#288e42",
  "rgb": {
    "r": 40,
    "g": 142,
    "b": 66
  },
  "hsl": {
    "h": 135.294,
    "s": 56.044,
    "l": 35.686
  },
  "oklch": {
    "l": 0.57128,
    "c": 0.14554,
    "h": 148
  },
  "luminance": 0.2019
}

Semantic roles & 50–950 ramp

primary

#288E42

secondary

#B75BA0

accent

#48B9DF

background

#F7FAF7

surface

#EDF5ED

border

#C8CFC8

text

#091109

muted

#7B807B

Preview Lab

Preview with #288E42

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

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