#287D3F#287D3F

#287D3F is a mid, vivid green. Relative luminance 0.155; OKLCH L 52.3% C 0.125 H 148.9°. Best body text is #FFFFFF at 5.13:1 contrast (WCAG AA passes).

Color values

HEX	#287D3F
RGB	rgb(40, 125, 63)
HSL	hsl(136, 52%, 32%)
HSV	hsv(136, 68%, 49%)
CMYK	cmyk(68%, 0%, 49.6%, 51%)
CIE-LAB	lab(46.28, -39.67, 26.47)
CIE-LCH	lch(46.28, 47.69, 146.28°)
OKLab	oklab(52.35% -0.107 0.0645)
OKLCH	oklch(52.35% 0.125 148.9)
XYZ	xyz(9.1052, 15.4763, 7.2090)
Luminance	0.1548 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#287D3F #7D2866

analogous

#3C7D28 #287D3F #287D69

triadic

#287D3F #3F287D #7D3F28

tetradic

#287D3F #283C7D #7D2866 #7D6928

square

#287D3F #283C7D #7D2866 #7D6928

split-complementary

#287D3F #69287D #7D283C

monochromatic

#0A2010 #194F28 #287D3F #37AB56 #56C975

Accessibility & contrast

On white

5.13

#287D3F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.10

#287D3F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #287D3F

5.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##287D3F	#FFFFFF	#000000	##FFFFFF
##287D3F	1.00	5.13	4.10	5.13
#FFFFFF	5.13	1.00	21.00	1.00
#000000	4.10	21.00	1.00	21.00
##FFFFFF	5.13	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#7E723A

Deuteranopia (green-blind)

#736B43

Tritanopia (blue-blind)

#077B6E

Achromatopsia (no color)

#6E6E6E

Design tokens & code

CSS

--color: #287d3f;
/* rgb */ color: rgb(40, 125, 63);
/* oklch */ color: oklch(52.3% 0.125 148.9);

Tailwind

colors: {
  custom: {
    50: '#6da375',
    500: '#287d3f',
    950: '#000000',
  },
}

SCSS

$custom: #287d3f;
$custom-light: #6da375;
$custom-dark: #000000;

JSON

{
  "hex": "#287d3f",
  "rgb": {
    "r": 40,
    "g": 125,
    "b": 63
  },
  "hsl": {
    "h": 136.235,
    "s": 51.515,
    "l": 32.353
  },
  "oklch": {
    "l": 0.52348,
    "c": 0.12493,
    "h": 148.9
  },
  "luminance": 0.15477
}

Semantic roles & 50–950 ramp

primary

#287D3F

secondary

#AE5395

accent

#4DB5DB

background

#F6FAF7

surface

#ECF4ED

border

#C7CEC8

text

#080F08

muted

#7A7F7B

Preview Lab

Preview with #287D3F

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

Preview Lab → · Contrast checker → · Palette generator →