#288F3E#288F3E

#288F3E is a mid, vivid green. Relative luminance 0.204; OKLCH L 57.3% C 0.150 H 146.9°. Best body text is #000000 at 5.09:1 contrast (WCAG AA passes).

Color values

HEX	#288F3E
RGB	rgb(40, 143, 62)
HSL	hsl(133, 56%, 36%)
HSV	hsv(133, 72%, 56%)
CMYK	cmyk(72%, 0%, 56.6%, 43.9%)
CIE-LAB	lab(52.33, -46.77, 34.43)
CIE-LCH	lch(52.33, 58.07, 143.64°)
OKLab	oklab(57.35% -0.1261 0.0822)
OKLCH	oklch(57.35% 0.151 146.9)
XYZ	xyz(11.5662, 20.4426, 7.8927)
Luminance	0.2044 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#288F3E #8F2879

analogous

#458F28 #288F3E #288F71

triadic

#288F3E #3E288F #8F3E28

tetradic

#288F3E #28458F #8F2879 #8F7128

square

#288F3E #28458F #8F2879 #8F7128

split-complementary

#288F3E #71288F #8F2845

monochromatic

#0D2F15 #1B5F29 #288F3E #35BF53 #5FD278

Accessibility & contrast

On white

4.13

#288F3E on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.09

#288F3E on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #288F3E

5.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##288F3E	#FFFFFF	#000000	##000000
##288F3E	1.00	4.13	5.09	5.09
#FFFFFF	4.13	1.00	21.00	21.00
#000000	5.09	21.00	1.00	1.00
##000000	5.09	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#918236

Deuteranopia (green-blind)

#857A44

Tritanopia (blue-blind)

#008C7D

Achromatopsia (no color)

#7D7D7D

Design tokens & code

CSS

--color: #288f3e;
/* rgb */ color: rgb(40, 143, 62);
/* oklch */ color: oklch(57.3% 0.150 146.9);

Tailwind

colors: {
  custom: {
    50: '#71b175',
    500: '#288f3e',
    950: '#000000',
  },
}

SCSS

$custom: #288f3e;
$custom-light: #71b175;
$custom-dark: #000000;

JSON

{
  "hex": "#288f3e",
  "rgb": {
    "r": 40,
    "g": 143,
    "b": 62
  },
  "hsl": {
    "h": 132.816,
    "s": 56.284,
    "l": 35.882
  },
  "oklch": {
    "l": 0.57345,
    "c": 0.1505,
    "h": 146.9
  },
  "luminance": 0.20444
}

Semantic roles & 50–950 ramp

primary

#288F3E

secondary

#B85BA4

accent

#48BFE0

background

#F7FBF7

surface

#EDF6ED

border

#C8D0C8

text

#091108

muted

#7B807B

Preview Lab

Preview with #288F3E

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

Preview Lab → · Contrast checker → · Palette generator →