#28400C#28400C

#28400C is a dark, moderate yellow-green. Relative luminance 0.041; OKLCH L 34.0% C 0.082 H 131.3°. Best body text is #FFFFFF at 11.48:1 contrast (WCAG AA passes).

Color values

HEX	#28400C
RGB	rgb(40, 64, 12)
HSL	hsl(88, 68%, 15%)
HSV	hsv(88, 81%, 25%)
CMYK	cmyk(37.5%, 0%, 81.2%, 74.9%)
CIE-LAB	lab(24.14, -19.07, 27.31)
CIE-LCH	lch(24.14, 33.31, 124.93°)
OKLab	oklab(33.96% -0.0539 0.0614)
OKLCH	oklch(33.96% 0.082 131.3)
XYZ	xyz(2.7748, 4.1444, 1.0015)
Luminance	0.0414 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Forrest Green

#154406

ΔE00 4.44

Hunter Green (survey)

Forest Green (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#28400C #240C40

analogous

#403E0C #28400C #0E400C

triadic

#28400C #0C2840 #400C28

tetradic

#28400C #0C403E #240C40 #400C0E

square

#28400C #0C403E #240C40 #400C0E

split-complementary

#28400C #0C0E40 #3E0C40

monochromatic

#101A05 #101A05 #28400C #487416 #68A71F

Accessibility & contrast

On white

11.48

#28400C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.83

#28400C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #28400C

11.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##28400C	#FFFFFF	#000000	##FFFFFF
##28400C	1.00	11.48	1.83	11.48
#FFFFFF	11.48	1.00	21.00	1.00
#000000	1.83	21.00	1.00	21.00
##FFFFFF	11.48	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#433B04

Deuteranopia (green-blind)

#403911

Tritanopia (blue-blind)

#293D36

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #28400c;
/* rgb */ color: rgb(40, 64, 12);
/* oklch */ color: oklch(34.0% 0.082 131.3);

Tailwind

colors: {
  custom: {
    50: '#64754f',
    500: '#28400c',
    950: '#000000',
  },
}

SCSS

$custom: #28400c;
$custom-light: #64754f;
$custom-dark: #000000;

JSON

{
  "hex": "#28400c",
  "rgb": {
    "r": 40,
    "g": 64,
    "b": 12
  },
  "hsl": {
    "h": 87.692,
    "s": 68.421,
    "l": 14.902
  },
  "oklch": {
    "l": 0.33963,
    "c": 0.08174,
    "h": 131.3
  },
  "luminance": 0.04144
}

Semantic roles & 50–950 ramp

primary

#28400C

secondary

#512C7C

accent

#3DEB8D

background

#F6F7F4

surface

#EBEDE7

border

#C6C8C3

text

#060802

muted

#7A7B78

Preview Lab

Preview with #28400C

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

Preview Lab → · Contrast checker → · Palette generator →