#1B4C19#1B4C19

#1B4C19 is a dark, moderate green. Relative luminance 0.055; OKLCH L 37.0% C 0.096 H 142.7°. Best body text is #FFFFFF at 10.03:1 contrast (WCAG AA passes).

Color values

HEX	#1B4C19
RGB	rgb(27, 76, 25)
HSL	hsl(118, 50%, 20%)
HSV	hsv(118, 67%, 30%)
CMYK	cmyk(64.5%, 0%, 67.1%, 70.2%)
CIE-LAB	lab(28.04, -28.17, 24.92)
CIE-LCH	lch(28.04, 37.61, 138.51°)
OKLab	oklab(37.02% -0.0767 0.0584)
OKLCH	oklch(37.02% 0.096 142.7)
XYZ	xyz(3.2117, 5.4718, 1.8064)
Luminance	0.0547 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

British Racing Green

#05480D

ΔE00 2.56

Forest Green (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B4C19 #4A194C

analogous

#354C19 #1B4C19 #194C31

triadic

#1B4C19 #191B4C #4C191B

tetradic

#1B4C19 #19354C #4A194C #4C3119

square

#1B4C19 #19354C #4A194C #4C3119

split-complementary

#1B4C19 #31194C #4C1935

monochromatic

#081708 #0B1E0A #1B4C19 #2B7A28 #3CA837

Accessibility & contrast

On white

10.03

#1B4C19 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.09

#1B4C19 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1B4C19

10.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B4C19	#FFFFFF	#000000	##FFFFFF
##1B4C19	1.00	10.03	2.09	10.03
#FFFFFF	10.03	1.00	21.00	1.00
#000000	2.09	21.00	1.00	21.00
##FFFFFF	10.03	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4E4513

Deuteranopia (green-blind)

#48411D

Tritanopia (blue-blind)

#134A41

Achromatopsia (no color)

#424242

Design tokens & code

CSS

--color: #1b4c19;
/* rgb */ color: rgb(27, 76, 25);
/* oklch */ color: oklch(37.0% 0.096 142.7);

Tailwind

colors: {
  custom: {
    50: '#5e7e58',
    500: '#1b4c19',
    950: '#000000',
  },
}

SCSS

$custom: #1b4c19;
$custom-light: #5e7e58;
$custom-dark: #000000;

JSON

{
  "hex": "#1b4c19",
  "rgb": {
    "r": 27,
    "g": 76,
    "b": 25
  },
  "hsl": {
    "h": 117.647,
    "s": 50.495,
    "l": 19.804
  },
  "oklch": {
    "l": 0.37023,
    "c": 0.09637,
    "h": 142.7
  },
  "luminance": 0.05472
}

Semantic roles & 50–950 ramp

primary

#1B4C19

secondary

#803E82

accent

#4EDAD4

background

#F5F7F5

surface

#E9EEE9

border

#C5C9C5

text

#050A03

muted

#797C78

Preview Lab

Preview with #1B4C19

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

Preview Lab → · Contrast checker → · Palette generator →