#288D4D#288D4D

#288D4D is a mid, vivid green. Relative luminance 0.200; OKLCH L 57.0% C 0.134 H 151.4°. Best body text is #000000 at 5.01:1 contrast (WCAG AA passes).

Color values

HEX	#288D4D
RGB	rgb(40, 141, 77)
HSL	hsl(142, 56%, 35%)
HSV	hsv(142, 72%, 55%)
CMYK	cmyk(71.6%, 0%, 45.4%, 44.7%)
CIE-LAB	lab(51.88, -43.58, 25.99)
CIE-LCH	lch(51.88, 50.74, 149.18°)
OKLab	oklab(57.04% -0.1174 0.064)
OKLCH	oklch(57.04% 0.134 151.4)
XYZ	xyz(11.7385, 20.0354, 10.2683)
Luminance	0.2004 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#288D4D #8D2868

analogous

#368D28 #288D4D #288D7F

triadic

#288D4D #4D288D #8D4D28

tetradic

#288D4D #28368D #8D2868 #8D7F28

square

#288D4D #28368D #8D2868 #8D7F28

split-complementary

#288D4D #7F288D #8D2836

monochromatic

#0D2E19 #1A5D33 #288D4D #36BD67 #5ED188

Accessibility & contrast

On white

4.19

#288D4D on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.01

#288D4D on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #288D4D

5.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##288D4D	#FFFFFF	#000000	##000000
##288D4D	1.00	4.19	5.01	5.01
#FFFFFF	4.19	1.00	21.00	21.00
#000000	5.01	21.00	1.00	1.00
##000000	5.01	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8D8148

Deuteranopia (green-blind)

#817851

Tritanopia (blue-blind)

#008B7D

Achromatopsia (no color)

#7C7C7C

Design tokens & code

CSS

--color: #288d4d;
/* rgb */ color: rgb(40, 141, 77);
/* oklch */ color: oklch(57.0% 0.134 151.4);

Tailwind

colors: {
  custom: {
    50: '#70af80',
    500: '#288d4d',
    950: '#000000',
  },
}

SCSS

$custom: #288d4d;
$custom-light: #70af80;
$custom-dark: #000000;

JSON

{
  "hex": "#288d4d",
  "rgb": {
    "r": 40,
    "g": 141,
    "b": 77
  },
  "hsl": {
    "h": 141.98,
    "s": 55.801,
    "l": 35.49
  },
  "oklch": {
    "l": 0.57037,
    "c": 0.1337,
    "h": 151.4
  },
  "luminance": 0.20037
}

Semantic roles & 50–950 ramp

primary

#288D4D

secondary

#B75A95

accent

#49A8DF

background

#F7FAF7

surface

#EDF5EE

border

#C8CFC9

text

#08100A

muted

#7B7F7C

Preview Lab

Preview with #288D4D

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

Preview Lab → · Contrast checker → · Palette generator →