#28570C#28570C

#28570C is a dark, moderate yellow-green. Relative luminance 0.073; OKLCH L 40.8% C 0.114 H 136.9°. Best body text is #FFFFFF at 8.54:1 contrast (WCAG AA passes).

Color values

HEX	#28570C
RGB	rgb(40, 87, 12)
HSL	hsl(98, 76%, 19%)
HSV	hsv(98, 86%, 34%)
CMYK	cmyk(54%, 0%, 86.2%, 65.9%)
CIE-LAB	lab(32.47, -30.06, 35.34)
CIE-LCH	lch(32.47, 46.40, 130.39°)
OKLab	oklab(40.78% -0.0836 0.0782)
OKLCH	oklch(40.78% 0.114 136.9)
XYZ	xyz(4.3495, 7.2937, 1.5264)
Luminance	0.0729 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#28570C #3B0C57

analogous

#4E570C #28570C #0C5716

triadic

#28570C #0C2857 #570C28

tetradic

#28570C #0C4E57 #3B0C57 #57160C

square

#28570C #0C4E57 #3B0C57 #57160C

split-complementary

#28570C #160C57 #570C4E

monochromatic

#0C1B04 #0F2105 #28570C #418D13 #59C31B

Accessibility & contrast

On white

8.54

#28570C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.46

#28570C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #28570C

8.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##28570C	#FFFFFF	#000000	##FFFFFF
##28570C	1.00	8.54	2.46	8.54
#FFFFFF	8.54	1.00	21.00	1.00
#000000	2.46	21.00	1.00	21.00
##FFFFFF	8.54	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5A4F00

Deuteranopia (green-blind)

#544B15

Tritanopia (blue-blind)

#255449

Achromatopsia (no color)

#4C4C4C

Design tokens & code

CSS

--color: #28570c;
/* rgb */ color: rgb(40, 87, 12);
/* oklch */ color: oklch(40.8% 0.114 136.9);

Tailwind

colors: {
  custom: {
    50: '#688752',
    500: '#28570c',
    950: '#000000',
  },
}

SCSS

$custom: #28570c;
$custom-light: #688752;
$custom-dark: #000000;

JSON

{
  "hex": "#28570c",
  "rgb": {
    "r": 40,
    "g": 87,
    "b": 12
  },
  "hsl": {
    "h": 97.6,
    "s": 75.758,
    "l": 19.412
  },
  "oklch": {
    "l": 0.40784,
    "c": 0.11449,
    "h": 136.9
  },
  "luminance": 0.07294
}

Semantic roles & 50–950 ramp

primary

#28570C

secondary

#6C2D92

accent

#35F2AC

background

#F6F8F4

surface

#EBEFE7

border

#C6CAC3

text

#060B02

muted

#7A7C78

Preview Lab

Preview with #28570C

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

Preview Lab → · Contrast checker → · Palette generator →