#28731F#28731F

#28731F is a mid, vivid green. Relative luminance 0.128; OKLCH L 49.1% C 0.139 H 141.6°. Best body text is #FFFFFF at 5.89:1 contrast (WCAG AA passes).

Color values

HEX	#28731F
RGB	rgb(40, 115, 31)
HSL	hsl(114, 58%, 29%)
HSV	hsv(114, 73%, 45%)
CMYK	cmyk(65.2%, 0%, 73%, 54.9%)
CIE-LAB	lab(42.48, -39.98, 37.92)
CIE-LCH	lch(42.48, 55.11, 136.51°)
OKLab	oklab(49.09% -0.1091 0.0866)
OKLCH	oklch(49.09% 0.139 141.6)
XYZ	xyz(7.2528, 12.8108, 3.3866)
Luminance	0.1281 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#28731F #6A1F73

analogous

#52731F #28731F #1F7340

triadic

#28731F #1F2873 #731F28

tetradic

#28731F #1F5273 #6A1F73 #73401F

square

#28731F #1F5273 #6A1F73 #73401F

split-complementary

#28731F #401F73 #731F52

monochromatic

#081806 #174312 #28731F #39A32C #50CC41

Accessibility & contrast

On white

5.89

#28731F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.56

#28731F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #28731F

5.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##28731F	#FFFFFF	#000000	##FFFFFF
##28731F	1.00	5.89	3.56	5.89
#FFFFFF	5.89	1.00	21.00	1.00
#000000	3.56	21.00	1.00	21.00
##FFFFFF	5.89	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#766812

Deuteranopia (green-blind)

#6D6227

Tritanopia (blue-blind)

#1B6F62

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #28731f;
/* rgb */ color: rgb(40, 115, 31);
/* oklch */ color: oklch(49.1% 0.139 141.6);

Tailwind

colors: {
  custom: {
    50: '#6c9c60',
    500: '#28731f',
    950: '#000000',
  },
}

SCSS

$custom: #28731f;
$custom-light: #6c9c60;
$custom-dark: #000000;

JSON

{
  "hex": "#28731f",
  "rgb": {
    "r": 40,
    "g": 115,
    "b": 31
  },
  "hsl": {
    "h": 113.571,
    "s": 57.534,
    "l": 28.627
  },
  "oklch": {
    "l": 0.49088,
    "c": 0.13926,
    "h": 141.6
  },
  "luminance": 0.12812
}

Semantic roles & 50–950 ramp

primary

#28731F

secondary

#9D47A7

accent

#47E1D0

background

#F6F9F5

surface

#ECF2EA

border

#C7CCC6

text

#080E05

muted

#7B7E79

Preview Lab

Preview with #28731F

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

Preview Lab → · Contrast checker → · Palette generator →