#288A1F#288A1F

#288A1F is a mid, vivid green. Relative luminance 0.187; OKLCH L 55.6% C 0.167 H 141.9°. Best body text is #000000 at 4.75:1 contrast (WCAG AA passes).

Color values

HEX	#288A1F
RGB	rgb(40, 138, 31)
HSL	hsl(115, 63%, 33%)
HSV	hsv(115, 78%, 54%)
CMYK	cmyk(71%, 0%, 77.5%, 45.9%)
CIE-LAB	lab(50.37, -48.37, 45.93)
CIE-LCH	lch(50.37, 66.71, 136.48°)
OKLab	oklab(55.62% -0.1318 0.1033)
OKLCH	oklch(55.62% 0.167 141.9)
XYZ	xyz(10.2103, 18.7259, 4.3724)
Luminance	0.1873 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#288A1F #811F8A

analogous

#5D8A1F #288A1F #1F8A4B

triadic

#288A1F #1F288A #8A1F28

tetradic

#288A1F #1F5D8A #811F8A #8A4B1F

square

#288A1F #1F5D8A #811F8A #8A4B1F

split-complementary

#288A1F #4B1F8A #8A1F5D

monochromatic

#0B2609 #1A5814 #288A1F #36BC2A #58D74C

Accessibility & contrast

On white

4.43

#288A1F on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.75

#288A1F on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #288A1F

4.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##288A1F	#FFFFFF	#000000	##000000
##288A1F	1.00	4.43	4.75	4.75
#FFFFFF	4.43	1.00	21.00	21.00
#000000	4.75	21.00	1.00	1.00
##000000	4.75	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8D7D07

Deuteranopia (green-blind)

#82752B

Tritanopia (blue-blind)

#0F8676

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #288a1f;
/* rgb */ color: rgb(40, 138, 31);
/* oklch */ color: oklch(55.6% 0.167 141.9);

Tailwind

colors: {
  custom: {
    50: '#71ad63',
    500: '#288a1f',
    950: '#000000',
  },
}

SCSS

$custom: #288a1f;
$custom-light: #71ad63;
$custom-dark: #000000;

JSON

{
  "hex": "#288a1f",
  "rgb": {
    "r": 40,
    "g": 138,
    "b": 31
  },
  "hsl": {
    "h": 114.953,
    "s": 63.314,
    "l": 33.137
  },
  "oklch": {
    "l": 0.55622,
    "c": 0.16744,
    "h": 141.9
  },
  "luminance": 0.18727
}

Semantic roles & 50–950 ramp

primary

#288A1F

secondary

#B04BBA

accent

#41E6D8

background

#F7FAF6

surface

#EDF4EB

border

#C8CEC6

text

#091006

muted

#7B7F7A

Preview Lab

Preview with #288A1F

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

Preview Lab → · Contrast checker → · Palette generator →