#288E4C#288E4C

#288E4C is a mid, vivid green. Relative luminance 0.203; OKLCH L 57.3% C 0.136 H 150.9°. Best body text is #000000 at 5.06:1 contrast (WCAG AA passes).

Color values

HEX	#288E4C
RGB	rgb(40, 142, 76)
HSL	hsl(141, 56%, 36%)
HSV	hsv(141, 72%, 56%)
CMYK	cmyk(71.8%, 0%, 46.5%, 44.3%)
CIE-LAB	lab(52.19, -44.15, 26.94)
CIE-LCH	lch(52.19, 51.72, 148.60°)
OKLab	oklab(57.29% -0.1189 0.0662)
OKLCH	oklch(57.29% 0.136 150.9)
XYZ	xyz(11.8516, 20.3176, 10.1332)
Luminance	0.2032 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#288E4C #8E286A

analogous

#378E28 #288E4C #288E7F

triadic

#288E4C #4C288E #8E4C28

tetradic

#288E4C #28378E #8E286A #8E7F28

square

#288E4C #28378E #8E286A #8E7F28

split-complementary

#288E4C #7F288E #8E2837

monochromatic

#0D2F19 #1B5E32 #288E4C #35BE66 #5FD287

Accessibility & contrast

On white

4.15

#288E4C on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.06

#288E4C on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #288E4C

5.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##288E4C	#FFFFFF	#000000	##000000
##288E4C	1.00	4.15	5.06	5.06
#FFFFFF	4.15	1.00	21.00	21.00
#000000	5.06	21.00	1.00	1.00
##000000	5.06	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8F8247

Deuteranopia (green-blind)

#827951

Tritanopia (blue-blind)

#008C7E

Achromatopsia (no color)

#7C7C7C

Design tokens & code

CSS

--color: #288e4c;
/* rgb */ color: rgb(40, 142, 76);
/* oklch */ color: oklch(57.3% 0.136 150.9);

Tailwind

colors: {
  custom: {
    50: '#70b07f',
    500: '#288e4c',
    950: '#000000',
  },
}

SCSS

$custom: #288e4c;
$custom-light: #70b07f;
$custom-dark: #000000;

JSON

{
  "hex": "#288e4c",
  "rgb": {
    "r": 40,
    "g": 142,
    "b": 76
  },
  "hsl": {
    "h": 141.176,
    "s": 56.044,
    "l": 35.686
  },
  "oklch": {
    "l": 0.57293,
    "c": 0.13605,
    "h": 150.9
  },
  "luminance": 0.20319
}

Semantic roles & 50–950 ramp

primary

#288E4C

secondary

#B75B97

accent

#48AADF

background

#F7FAF7

surface

#EDF5EE

border

#C8CFC9

text

#08110A

muted

#7B807C

Preview Lab

Preview with #288E4C

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

Preview Lab → · Contrast checker → · Palette generator →