#288E2B#288E2B

#288E2B is a mid, vivid green. Relative luminance 0.200; OKLCH L 56.8% C 0.165 H 143.4°. Best body text is #000000 at 4.99:1 contrast (WCAG AA passes).

Color values

HEX	#288E2B
RGB	rgb(40, 142, 43)
HSL	hsl(122, 56%, 36%)
HSV	hsv(122, 72%, 56%)
CMYK	cmyk(71.8%, 0%, 69.7%, 44.3%)
CIE-LAB	lab(51.80, -48.72, 42.70)
CIE-LCH	lch(51.80, 64.78, 138.77°)
OKLab	oklab(56.84% -0.1321 0.0981)
OKLCH	oklch(56.84% 0.165 143.4)
XYZ	xyz(10.9834, 19.9703, 5.5609)
Luminance	0.1997 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#288E2B #8E288B

analogous

#588E28 #288E2B #288E5E

triadic

#288E2B #2B288E #8E2B28

tetradic

#288E2B #28588E #8E288B #8E5E28

square

#288E2B #28588E #8E288B #8E5E28

split-complementary

#288E2B #5E288E #8E2858

monochromatic

#0D2F0E #1B5E1D #288E2B #35BE39 #5FD262

Accessibility & contrast

On white

4.20

#288E2B on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.99

#288E2B on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #288E2B

4.99:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##288E2B	#FFFFFF	#000000	##000000
##288E2B	1.00	4.20	4.99	4.99
#FFFFFF	4.20	1.00	21.00	21.00
#000000	4.99	21.00	1.00	1.00
##000000	4.99	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#91801D

Deuteranopia (green-blind)

#857834

Tritanopia (blue-blind)

#058A7A

Achromatopsia (no color)

#7B7B7B

Design tokens & code

CSS

--color: #288e2b;
/* rgb */ color: rgb(40, 142, 43);
/* oklch */ color: oklch(56.8% 0.165 143.4);

Tailwind

colors: {
  custom: {
    50: '#72b06a',
    500: '#288e2b',
    950: '#000000',
  },
}

SCSS

$custom: #288e2b;
$custom-light: #72b06a;
$custom-dark: #000000;

JSON

{
  "hex": "#288e2b",
  "rgb": {
    "r": 40,
    "g": 142,
    "b": 43
  },
  "hsl": {
    "h": 121.765,
    "s": 56.044,
    "l": 35.686
  },
  "oklch": {
    "l": 0.56843,
    "c": 0.16456,
    "h": 143.4
  },
  "luminance": 0.19972
}

Semantic roles & 50–950 ramp

primary

#288E2B

secondary

#B75BB5

accent

#48DBDF

background

#F7FAF6

surface

#EDF5EB

border

#C8CFC6

text

#091107

muted

#7B807A

Preview Lab

Preview with #288E2B

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

Preview Lab → · Contrast checker → · Palette generator →