#28540F#28540F

#28540F is a dark, moderate yellow-green. Relative luminance 0.068; OKLCH L 39.9% C 0.109 H 136.8°. Best body text is #FFFFFF at 8.88:1 contrast (WCAG AA passes).

Color values

HEX	#28540F
RGB	rgb(40, 84, 15)
HSL	hsl(98, 70%, 19%)
HSV	hsv(98, 82%, 33%)
CMYK	cmyk(52.4%, 0%, 82.1%, 67.1%)
CIE-LAB	lab(31.41, -28.54, 33.25)
CIE-LCH	lch(31.41, 43.82, 130.64°)
OKLab	oklab(39.92% -0.0793 0.0744)
OKLCH	oklch(39.92% 0.109 136.8)
XYZ	xyz(4.1315, 6.8260, 1.5517)
Luminance	0.0683 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#28540F #3B0F54

analogous

#4B540F #28540F #0F5419

triadic

#28540F #0F2854 #540F28

tetradic

#28540F #0F4B54 #3B0F54 #54190F

square

#28540F #0F4B54 #3B0F54 #54190F

split-complementary

#28540F #190F54 #540F4B

monochromatic

#0C1A05 #0F2006 #28540F #418818 #59BC22

Accessibility & contrast

On white

8.88

#28540F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.37

#28540F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #28540F

8.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##28540F	#FFFFFF	#000000	##FFFFFF
##28540F	1.00	8.88	2.37	8.88
#FFFFFF	8.88	1.00	21.00	1.00
#000000	2.37	21.00	1.00	21.00
##FFFFFF	8.88	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#574C02

Deuteranopia (green-blind)

#514916

Tritanopia (blue-blind)

#265147

Achromatopsia (no color)

#4A4A4A

Design tokens & code

CSS

--color: #28540f;
/* rgb */ color: rgb(40, 84, 15);
/* oklch */ color: oklch(39.9% 0.109 136.8);

Tailwind

colors: {
  custom: {
    50: '#678453',
    500: '#28540f',
    950: '#000000',
  },
}

SCSS

$custom: #28540f;
$custom-light: #678453;
$custom-dark: #000000;

JSON

{
  "hex": "#28540f",
  "rgb": {
    "r": 40,
    "g": 84,
    "b": 15
  },
  "hsl": {
    "h": 98.261,
    "s": 69.697,
    "l": 19.412
  },
  "oklch": {
    "l": 0.39919,
    "c": 0.1087,
    "h": 136.8
  },
  "luminance": 0.06826
}

Semantic roles & 50–950 ramp

primary

#28540F

secondary

#6C318E

accent

#3BEDAC

background

#F6F8F4

surface

#EBEFE7

border

#C6CAC3

text

#060B03

muted

#7A7C78

Preview Lab

Preview with #28540F

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

Preview Lab → · Contrast checker → · Palette generator →