#1B540D#1B540D

#1B540D is a dark, moderate green. Relative luminance 0.066; OKLCH L 39.3% C 0.117 H 140.3°. Best body text is #FFFFFF at 9.05:1 contrast (WCAG AA passes).

Color values

HEX	#1B540D
RGB	rgb(27, 84, 13)
HSL	hsl(108, 73%, 19%)
HSV	hsv(108, 85%, 33%)
CMYK	cmyk(67.9%, 0%, 84.5%, 67.1%)
CIE-LAB	lab(30.88, -32.71, 33.32)
CIE-LCH	lch(30.88, 46.69, 134.47°)
OKLab	oklab(39.34% -0.0897 0.0744)
OKLCH	oklch(39.34% 0.117 140.3)
XYZ	xyz(3.6948, 6.6024, 1.4604)
Luminance	0.0660 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B540D #460D54

analogous

#3F540D #1B540D #0D5423

triadic

#1B540D #0D1B54 #540D1B

tetradic

#1B540D #0D3F54 #460D54 #54230D

square

#1B540D #0D3F54 #460D54 #54230D

split-complementary

#1B540D #230D54 #540D3F

monochromatic

#091A04 #0A1F05 #1B540D #2C8915 #3DBE1D

Accessibility & contrast

On white

9.05

#1B540D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.32

#1B540D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1B540D

9.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B540D	#FFFFFF	#000000	##FFFFFF
##1B540D	1.00	9.05	2.32	9.05
#FFFFFF	9.05	1.00	21.00	1.00
#000000	2.32	21.00	1.00	21.00
##FFFFFF	9.05	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#564C00

Deuteranopia (green-blind)

#504715

Tritanopia (blue-blind)

#125147

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #1b540d;
/* rgb */ color: rgb(27, 84, 13);
/* oklch */ color: oklch(39.3% 0.117 140.3);

Tailwind

colors: {
  custom: {
    50: '#608552',
    500: '#1b540d',
    950: '#000000',
  },
}

SCSS

$custom: #1b540d;
$custom-light: #608552;
$custom-dark: #000000;

JSON

{
  "hex": "#1b540d",
  "rgb": {
    "r": 27,
    "g": 84,
    "b": 13
  },
  "hsl": {
    "h": 108.169,
    "s": 73.196,
    "l": 19.02
  },
  "oklch": {
    "l": 0.3934,
    "c": 0.11651,
    "h": 140.3
  },
  "luminance": 0.06603
}

Semantic roles & 50–950 ramp

primary

#1B540D

secondary

#7C2E8F

accent

#38F0CC

background

#F6F8F4

surface

#EBEFE7

border

#C6CAC3

text

#050B02

muted

#7A7C78

Preview Lab

Preview with #1B540D

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

Preview Lab → · Contrast checker → · Palette generator →