#288B22#288B22

#288B22 is a mid, vivid green. Relative luminance 0.190; OKLCH L 55.9% C 0.167 H 142.3°. Best body text is #000000 at 4.81:1 contrast (WCAG AA passes).

Color values

HEX	#288B22
RGB	rgb(40, 139, 34)
HSL	hsl(117, 61%, 34%)
HSV	hsv(117, 76%, 55%)
CMYK	cmyk(71.2%, 0%, 75.5%, 45.5%)
CIE-LAB	lab(50.72, -48.48, 45.19)
CIE-LCH	lch(50.72, 66.28, 137.01°)
OKLab	oklab(55.93% -0.1319 0.1022)
OKLCH	oklch(55.93% 0.167 142.3)
XYZ	xyz(10.3958, 19.0307, 4.6385)
Luminance	0.1903 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#288B22 #85228B

analogous

#5D8B22 #288B22 #228B51

triadic

#288B22 #22288B #8B2228

tetradic

#288B22 #225D8B #85228B #8B5122

square

#288B22 #225D8B #85228B #8B5122

split-complementary

#288B22 #51228B #8B225D

monochromatic

#0C290A #1A5A16 #288B22 #36BC2E #5AD553

Accessibility & contrast

On white

4.37

#288B22 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.81

#288B22 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #288B22

4.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##288B22	#FFFFFF	#000000	##000000
##288B22	1.00	4.37	4.81	4.81
#FFFFFF	4.37	1.00	21.00	21.00
#000000	4.81	21.00	1.00	1.00
##000000	4.81	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8E7E0E

Deuteranopia (green-blind)

#83762D

Tritanopia (blue-blind)

#0D8777

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #288b22;
/* rgb */ color: rgb(40, 139, 34);
/* oklch */ color: oklch(55.9% 0.167 142.3);

Tailwind

colors: {
  custom: {
    50: '#72ae64',
    500: '#288b22',
    950: '#000000',
  },
}

SCSS

$custom: #288b22;
$custom-light: #72ae64;
$custom-dark: #000000;

JSON

{
  "hex": "#288b22",
  "rgb": {
    "r": 40,
    "g": 139,
    "b": 34
  },
  "hsl": {
    "h": 116.571,
    "s": 60.694,
    "l": 33.922
  },
  "oklch": {
    "l": 0.55926,
    "c": 0.16686,
    "h": 142.3
  },
  "luminance": 0.19032
}

Semantic roles & 50–950 ramp

primary

#288B22

secondary

#B350B8

accent

#44E4DB

background

#F7FAF6

surface

#EDF4EB

border

#C8CEC6

text

#091006

muted

#7B7F7A

Preview Lab

Preview with #288B22

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

Preview Lab → · Contrast checker → · Palette generator →