#28551B#28551B

#28551B is a dark, moderate green. Relative luminance 0.070; OKLCH L 40.3% C 0.101 H 139.3°. Best body text is #FFFFFF at 8.73:1 contrast (WCAG AA passes).

Color values

HEX	#28551B
RGB	rgb(40, 85, 27)
HSL	hsl(107, 52%, 22%)
HSV	hsv(107, 68%, 33%)
CMYK	cmyk(52.9%, 0%, 68.2%, 66.7%)
CIE-LAB	lab(31.87, -27.87, 28.35)
CIE-LCH	lch(31.87, 39.75, 134.52°)
OKLab	oklab(40.33% -0.0766 0.0658)
OKLCH	oklch(40.33% 0.101 139.3)
XYZ	xyz(4.3212, 7.0269, 2.1653)
Luminance	0.0703 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#28551B #481B55

analogous

#45551B #28551B #1B552B

triadic

#28551B #1B2855 #551B28

tetradic

#28551B #1B4555 #481B55 #552B1B

square

#28551B #1B4555 #481B55 #552B1B

split-complementary

#28551B #2B1B55 #551B45

monochromatic

#0B1707 #12270C #28551B #3E832A #54B239

Accessibility & contrast

On white

8.73

#28551B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.41

#28551B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #28551B

8.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##28551B	#FFFFFF	#000000	##FFFFFF
##28551B	1.00	8.73	2.41	8.73
#FFFFFF	8.73	1.00	21.00	1.00
#000000	2.41	21.00	1.00	21.00
##FFFFFF	8.73	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#584D14

Deuteranopia (green-blind)

#524A20

Tritanopia (blue-blind)

#245249

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #28551b;
/* rgb */ color: rgb(40, 85, 27);
/* oklch */ color: oklch(40.3% 0.101 139.3);

Tailwind

colors: {
  custom: {
    50: '#67855a',
    500: '#28551b',
    950: '#000000',
  },
}

SCSS

$custom: #28551b;
$custom-light: #67855a;
$custom-dark: #000000;

JSON

{
  "hex": "#28551b",
  "rgb": {
    "r": 40,
    "g": 85,
    "b": 27
  },
  "hsl": {
    "h": 106.552,
    "s": 51.786,
    "l": 21.961
  },
  "oklch": {
    "l": 0.4033,
    "c": 0.10098,
    "h": 139.3
  },
  "luminance": 0.07027
}

Semantic roles & 50–950 ramp

primary

#28551B

secondary

#7A418B

accent

#4DDBBB

background

#F6F8F5

surface

#EBEFE9

border

#C6CAC5

text

#060B04

muted

#7A7C79

Preview Lab

Preview with #28551B

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

Preview Lab → · Contrast checker → · Palette generator →