#28570E#28570E

#28570E is a dark, moderate yellow-green. Relative luminance 0.073; OKLCH L 40.8% C 0.113 H 137.1°. Best body text is #FFFFFF at 8.54:1 contrast (WCAG AA passes).

Color values

HEX	#28570E
RGB	rgb(40, 87, 14)
HSL	hsl(99, 72%, 20%)
HSV	hsv(99, 84%, 34%)
CMYK	cmyk(54%, 0%, 83.9%, 65.9%)
CIE-LAB	lab(32.48, -29.94, 34.65)
CIE-LCH	lch(32.48, 45.79, 130.82°)
OKLab	oklab(40.8% -0.0831 0.0771)
OKLCH	oklch(40.8% 0.113 137.1)
XYZ	xyz(4.3624, 7.2989, 1.5943)
Luminance	0.0730 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#28570E #3D0E57

analogous

#4D570E #28570E #0E5719

triadic

#28570E #0E2857 #570E28

tetradic

#28570E #0E4D57 #3D0E57 #57190E

square

#28570E #0E4D57 #3D0E57 #57190E

split-complementary

#28570E #190E57 #570E4D

monochromatic

#0C1A04 #102206 #28570E #408C16 #58C01F

Accessibility & contrast

On white

8.54

#28570E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.46

#28570E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #28570E

8.54:1 — WCAG AA (normal text) passes

Contrast matrix

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

#544B16

Tritanopia (blue-blind)

#255449

Achromatopsia (no color)

#4C4C4C

Design tokens & code

CSS

--color: #28570e;
/* rgb */ color: rgb(40, 87, 14);
/* oklch */ color: oklch(40.8% 0.113 137.1);

Tailwind

colors: {
  custom: {
    50: '#688753',
    500: '#28570e',
    950: '#000000',
  },
}

SCSS

$custom: #28570e;
$custom-light: #688753;
$custom-dark: #000000;

JSON

{
  "hex": "#28570e",
  "rgb": {
    "r": 40,
    "g": 87,
    "b": 14
  },
  "hsl": {
    "h": 98.63,
    "s": 72.277,
    "l": 19.804
  },
  "oklch": {
    "l": 0.40797,
    "c": 0.11339,
    "h": 137.1
  },
  "luminance": 0.07299
}

Semantic roles & 50–950 ramp

primary

#28570E

secondary

#6E3091

accent

#39EFAE

background

#F6F8F4

surface

#EBEFE8

border

#C6CAC4

text

#060B03

muted

#7A7C78

Preview Lab

Preview with #28570E

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

Preview Lab → · Contrast checker → · Palette generator →