#28540C#28540C

#28540C is a dark, moderate yellow-green. Relative luminance 0.068; OKLCH L 39.9% C 0.110 H 136.4°. Best body text is #FFFFFF at 8.88:1 contrast (WCAG AA passes).

Color values

HEX	#28540C
RGB	rgb(40, 84, 12)
HSL	hsl(97, 75%, 19%)
HSV	hsv(97, 86%, 33%)
CMYK	cmyk(52.4%, 0%, 85.7%, 67.1%)
CIE-LAB	lab(31.39, -28.74, 34.33)
CIE-LCH	lch(31.39, 44.77, 129.94°)
OKLab	oklab(39.9% -0.08 0.0761)
OKLCH	oklch(39.9% 0.11 136.4)
XYZ	xyz(4.1116, 6.8180, 1.4471)
Luminance	0.0682 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#28540C #380C54

analogous

#4C540C #28540C #0C5414

triadic

#28540C #0C2854 #540C28

tetradic

#28540C #0C4C54 #380C54 #54140C

square

#28540C #0C4C54 #380C54 #54140C

split-complementary

#28540C #140C54 #540C4C

monochromatic

#0D1B04 #0F1E04 #28540C #428A14 #5BBF1B

Accessibility & contrast

On white

8.88

#28540C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.36

#28540C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #28540C

8.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##28540C	#FFFFFF	#000000	##FFFFFF
##28540C	1.00	8.88	2.36	8.88
#FFFFFF	8.88	1.00	21.00	1.00
#000000	2.36	21.00	1.00	21.00
##FFFFFF	8.88	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#574C00

Deuteranopia (green-blind)

#514914

Tritanopia (blue-blind)

#265147

Achromatopsia (no color)

#4A4A4A

Design tokens & code

CSS

--color: #28540c;
/* rgb */ color: rgb(40, 84, 12);
/* oklch */ color: oklch(39.9% 0.110 136.4);

Tailwind

colors: {
  custom: {
    50: '#678452',
    500: '#28540c',
    950: '#000000',
  },
}

SCSS

$custom: #28540c;
$custom-light: #678452;
$custom-dark: #000000;

JSON

{
  "hex": "#28540c",
  "rgb": {
    "r": 40,
    "g": 84,
    "b": 12
  },
  "hsl": {
    "h": 96.667,
    "s": 75,
    "l": 18.824
  },
  "oklch": {
    "l": 0.39898,
    "c": 0.11046,
    "h": 136.4
  },
  "luminance": 0.06818
}

Semantic roles & 50–950 ramp

primary

#28540C

secondary

#692D8F

accent

#36F2A9

background

#F6F8F4

surface

#EBEFE7

border

#C6CAC3

text

#060B02

muted

#7A7C78

Preview Lab

Preview with #28540C

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

Preview Lab → · Contrast checker → · Palette generator →