#288F4D#288F4D

#288F4D is a mid, vivid green. Relative luminance 0.206; OKLCH L 57.6% C 0.136 H 151.1°. Best body text is #000000 at 5.13:1 contrast (WCAG AA passes).

Color values

HEX	#288F4D
RGB	rgb(40, 143, 77)
HSL	hsl(142, 56%, 36%)
HSV	hsv(142, 72%, 56%)
CMYK	cmyk(72%, 0%, 46.2%, 43.9%)
CIE-LAB	lab(52.54, -44.36, 26.85)
CIE-LCH	lch(52.54, 51.85, 148.81°)
OKLab	oklab(57.59% -0.1195 0.066)
OKLCH	oklch(57.59% 0.136 151.1)
XYZ	xyz(12.0361, 20.6305, 10.3675)
Luminance	0.2063 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#288F4D #8F286A

analogous

#378F28 #288F4D #288F80

triadic

#288F4D #4D288F #8F4D28

tetradic

#288F4D #28378F #8F286A #8F8028

square

#288F4D #28378F #8F286A #8F8028

split-complementary

#288F4D #80288F #8F2837

monochromatic

#0D2F19 #1B5F33 #288F4D #35BF67 #5FD288

Accessibility & contrast

On white

4.10

#288F4D on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.13

#288F4D on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #288F4D

5.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##288F4D	#FFFFFF	#000000	##000000
##288F4D	1.00	4.10	5.13	5.13
#FFFFFF	4.10	1.00	21.00	21.00
#000000	5.13	21.00	1.00	1.00
##000000	5.13	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#908348

Deuteranopia (green-blind)

#837A52

Tritanopia (blue-blind)

#008D7F

Achromatopsia (no color)

#7D7D7D

Design tokens & code

CSS

--color: #288f4d;
/* rgb */ color: rgb(40, 143, 77);
/* oklch */ color: oklch(57.6% 0.136 151.1);

Tailwind

colors: {
  custom: {
    50: '#71b180',
    500: '#288f4d',
    950: '#000000',
  },
}

SCSS

$custom: #288f4d;
$custom-light: #71b180;
$custom-dark: #000000;

JSON

{
  "hex": "#288f4d",
  "rgb": {
    "r": 40,
    "g": 143,
    "b": 77
  },
  "hsl": {
    "h": 141.553,
    "s": 56.284,
    "l": 35.882
  },
  "oklch": {
    "l": 0.57586,
    "c": 0.13647,
    "h": 151.1
  },
  "luminance": 0.20632
}

Semantic roles & 50–950 ramp

primary

#288F4D

secondary

#B85B96

accent

#48A9E0

background

#F7FBF7

surface

#EDF6EE

border

#C8D0C9

text

#09110A

muted

#7B807C

Preview Lab

Preview with #288F4D

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

Preview Lab → · Contrast checker → · Palette generator →