#1B560B#1B560B

#1B560B is a dark, vivid green. Relative luminance 0.069; OKLCH L 39.9% C 0.120 H 140.2°. Best body text is #FFFFFF at 8.81:1 contrast (WCAG AA passes).

Color values

HEX	#1B560B
RGB	rgb(27, 86, 11)
HSL	hsl(107, 77%, 19%)
HSV	hsv(107, 87%, 34%)
CMYK	cmyk(68.6%, 0%, 87.2%, 66.3%)
CIE-LAB	lab(31.61, -33.63, 34.69)
CIE-LCH	lch(31.61, 48.32, 134.11°)
OKLab	oklab(39.93% -0.0923 0.0769)
OKLCH	oklch(39.93% 0.12 140.2)
XYZ	xyz(3.8400, 6.9124, 1.4484)
Luminance	0.0691 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B560B #460B56

analogous

#41560B #1B560B #0B5621

triadic

#1B560B #0B1B56 #560B1B

tetradic

#1B560B #0B4156 #460B56 #56210B

square

#1B560B #0B4156 #460B56 #56210B

split-complementary

#1B560B #210B56 #560B41

monochromatic

#091B03 #0A2004 #1B560B #2C8C12 #3DC319

Accessibility & contrast

On white

8.81

#1B560B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.38

#1B560B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1B560B

8.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B560B	#FFFFFF	#000000	##FFFFFF
##1B560B	1.00	8.81	2.38	8.81
#FFFFFF	8.81	1.00	21.00	1.00
#000000	2.38	21.00	1.00	21.00
##FFFFFF	8.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#594D00

Deuteranopia (green-blind)

#524914

Tritanopia (blue-blind)

#125348

Achromatopsia (no color)

#4A4A4A

Design tokens & code

CSS

--color: #1b560b;
/* rgb */ color: rgb(27, 86, 11);
/* oklch */ color: oklch(39.9% 0.120 140.2);

Tailwind

colors: {
  custom: {
    50: '#618652',
    500: '#1b560b',
    950: '#000000',
  },
}

SCSS

$custom: #1b560b;
$custom-light: #618652;
$custom-dark: #000000;

JSON

{
  "hex": "#1b560b",
  "rgb": {
    "r": 27,
    "g": 86,
    "b": 11
  },
  "hsl": {
    "h": 107.2,
    "s": 77.32,
    "l": 19.02
  },
  "oklch": {
    "l": 0.39935,
    "c": 0.12014,
    "h": 140.2
  },
  "luminance": 0.06913
}

Semantic roles & 50–950 ramp

primary

#1B560B

secondary

#7C2B91

accent

#34F4CB

background

#F6F8F4

surface

#EBEFE7

border

#C6CAC3

text

#050B02

muted

#7A7C78

Preview Lab

Preview with #1B560B

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

Preview Lab → · Contrast checker → · Palette generator →