#288F1B#288F1B

#288F1B is a mid, vivid green. Relative luminance 0.202; OKLCH L 57.0% C 0.175 H 141.6°. Best body text is #000000 at 5.04:1 contrast (WCAG AA passes).

Color values

HEX	#288F1B
RGB	rgb(40, 143, 27)
HSL	hsl(113, 68%, 33%)
HSV	hsv(113, 81%, 56%)
CMYK	cmyk(72%, 0%, 81.1%, 43.9%)
CIE-LAB	lab(52.03, -50.36, 48.89)
CIE-LCH	lch(52.03, 70.19, 135.85°)
OKLab	oklab(57% -0.1374 0.1089)
OKLCH	oklch(57% 0.175 141.6)
XYZ	xyz(10.8948, 20.1740, 4.3565)
Luminance	0.2018 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#288F1B #821B8F

analogous

#628F1B #288F1B #1B8F48

triadic

#288F1B #1B288F #8F1B28

tetradic

#288F1B #1B628F #821B8F #8F481B

square

#288F1B #1B628F #821B8F #8F481B

split-complementary

#288F1B #481B8F #8F1B62

monochromatic

#0B2808 #1A5C11 #288F1B #36C225 #59DC48

Accessibility & contrast

On white

4.17

#288F1B on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.04

#288F1B on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #288F1B

5.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##288F1B	#FFFFFF	#000000	##000000
##288F1B	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)

#938100

Deuteranopia (green-blind)

#877929

Tritanopia (blue-blind)

#0C8A7A

Achromatopsia (no color)

#7C7C7C

Design tokens & code

CSS

--color: #288f1b;
/* rgb */ color: rgb(40, 143, 27);
/* oklch */ color: oklch(57.0% 0.175 141.6);

Tailwind

colors: {
  custom: {
    50: '#73b162',
    500: '#288f1b',
    950: '#000000',
  },
}

SCSS

$custom: #288f1b;
$custom-light: #73b162;
$custom-dark: #000000;

JSON

{
  "hex": "#288f1b",
  "rgb": {
    "r": 40,
    "g": 143,
    "b": 27
  },
  "hsl": {
    "h": 113.276,
    "s": 68.235,
    "l": 33.333
  },
  "oklch": {
    "l": 0.57,
    "c": 0.17529,
    "h": 141.6
  },
  "luminance": 0.20175
}

Semantic roles & 50–950 ramp

primary

#288F1B

secondary

#B148BE

accent

#3DEBD8

background

#F7FBF6

surface

#EDF6EB

border

#C8D0C6

text

#091105

muted

#7B807A

Preview Lab

Preview with #288F1B

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

Preview Lab → · Contrast checker → · Palette generator →