#28570F#28570F

#28570F is a dark, moderate yellow-green. Relative luminance 0.073; OKLCH L 40.8% C 0.113 H 137.3°. Best body text is #FFFFFF at 8.54:1 contrast (WCAG AA passes).

Color values

HEX	#28570F
RGB	rgb(40, 87, 15)
HSL	hsl(99, 71%, 20%)
HSV	hsv(99, 83%, 34%)
CMYK	cmyk(54%, 0%, 82.8%, 65.9%)
CIE-LAB	lab(32.48, -29.87, 34.29)
CIE-LCH	lch(32.48, 45.48, 131.06°)
OKLab	oklab(40.8% -0.0829 0.0766)
OKLCH	oklch(40.8% 0.113 137.3)
XYZ	xyz(4.3694, 7.3017, 1.6310)
Luminance	0.0730 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#28570F #3E0F57

analogous

#4C570F #28570F #0F571A

triadic

#28570F #0F2857 #570F28

tetradic

#28570F #0F4C57 #3E0F57 #571A0F

square

#28570F #0F4C57 #3E0F57 #571A0F

split-complementary

#28570F #1A0F57 #570F4C

monochromatic

#0C1A05 #102306 #28570F #408B18 #58BF21

Accessibility & contrast

On white

8.54

#28570F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.46

#28570F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #28570F

8.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##28570F	#FFFFFF	#000000	##FFFFFF
##28570F	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)

#5A4F01

Deuteranopia (green-blind)

#544B17

Tritanopia (blue-blind)

#255449

Achromatopsia (no color)

#4C4C4C

Design tokens & code

CSS

--color: #28570f;
/* rgb */ color: rgb(40, 87, 15);
/* oklch */ color: oklch(40.8% 0.113 137.3);

Tailwind

colors: {
  custom: {
    50: '#688754',
    500: '#28570f',
    950: '#000000',
  },
}

SCSS

$custom: #28570f;
$custom-light: #688754;
$custom-dark: #000000;

JSON

{
  "hex": "#28570f",
  "rgb": {
    "r": 40,
    "g": 87,
    "b": 15
  },
  "hsl": {
    "h": 99.167,
    "s": 70.588,
    "l": 20
  },
  "oklch": {
    "l": 0.40804,
    "c": 0.11281,
    "h": 137.3
  },
  "luminance": 0.07302
}

Semantic roles & 50–950 ramp

primary

#28570F

secondary

#703191

accent

#3AEDAF

background

#F6F8F5

surface

#EBEFE8

border

#C6CAC4

text

#060B03

muted

#7A7C78

Preview Lab

Preview with #28570F

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

Preview Lab → · Contrast checker → · Palette generator →