#288D41#288D41

#288D41 is a mid, vivid green. Relative luminance 0.199; OKLCH L 56.8% C 0.145 H 147.8°. Best body text is #000000 at 4.98:1 contrast (WCAG AA passes).

Color values

HEX	#288D41
RGB	rgb(40, 141, 65)
HSL	hsl(135, 56%, 35%)
HSV	hsv(135, 72%, 55%)
CMYK	cmyk(71.6%, 0%, 53.9%, 44.7%)
CIE-LAB	lab(51.70, -45.58, 32.14)
CIE-LCH	lch(51.70, 55.77, 144.81°)
OKLab	oklab(56.84% -0.1228 0.0774)
OKLCH	oklch(56.84% 0.145 147.8)
XYZ	xyz(11.3532, 19.8813, 8.2391)
Luminance	0.1988 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#288D41 #8D2874

analogous

#428D28 #288D41 #288D73

triadic

#288D41 #41288D #8D4128

tetradic

#288D41 #28428D #8D2874 #8D7328

square

#288D41 #28428D #8D2874 #8D7328

split-complementary

#288D41 #73288D #8D2842

monochromatic

#0D2E15 #1A5D2B #288D41 #36BD57 #5ED17B

Accessibility & contrast

On white

4.22

#288D41 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.98

#288D41 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #288D41

4.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##288D41	#FFFFFF	#000000	##000000
##288D41	1.00	4.22	4.98	4.98
#FFFFFF	4.22	1.00	21.00	21.00
#000000	4.98	21.00	1.00	1.00
##000000	4.98	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8F803A

Deuteranopia (green-blind)

#827847

Tritanopia (blue-blind)

#008A7C

Achromatopsia (no color)

#7B7B7B

Design tokens & code

CSS

--color: #288d41;
/* rgb */ color: rgb(40, 141, 65);
/* oklch */ color: oklch(56.8% 0.145 147.8);

Tailwind

colors: {
  custom: {
    50: '#71af77',
    500: '#288d41',
    950: '#000000',
  },
}

SCSS

$custom: #288d41;
$custom-light: #71af77;
$custom-dark: #000000;

JSON

{
  "hex": "#288d41",
  "rgb": {
    "r": 40,
    "g": 141,
    "b": 65
  },
  "hsl": {
    "h": 134.851,
    "s": 55.801,
    "l": 35.49
  },
  "oklch": {
    "l": 0.56836,
    "c": 0.14512,
    "h": 147.8
  },
  "luminance": 0.19883
}

Semantic roles & 50–950 ramp

primary

#288D41

secondary

#B75AA0

accent

#49BADF

background

#F7FAF7

surface

#EDF5ED

border

#C8CFC8

text

#091009

muted

#7B7F7B

Preview Lab

Preview with #288D41

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

Preview Lab → · Contrast checker → · Palette generator →