#1B4911#1B4911

#1B4911 is a dark, moderate green. Relative luminance 0.050; OKLCH L 36.0% C 0.099 H 140.4°. Best body text is #FFFFFF at 10.46:1 contrast (WCAG AA passes).

Color values

HEX	#1B4911
RGB	rgb(27, 73, 17)
HSL	hsl(109, 62%, 18%)
HSV	hsv(109, 77%, 29%)
CMYK	cmyk(63%, 0%, 76.7%, 71.4%)
CIE-LAB	lab(26.84, -27.79, 27.60)
CIE-LCH	lch(26.84, 39.17, 135.20°)
OKLab	oklab(36.01% -0.0762 0.0631)
OKLCH	oklch(36.01% 0.099 140.4)
XYZ	xyz(2.9356, 5.0383, 1.3480)
Luminance	0.0504 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Forrest Green

#154406

ΔE00 1.90

Forest Green (survey)

Hunter Green (survey)

#0B4008

ΔE00 2.99

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B4911 #3F1149

analogous

#374911 #1B4911 #114923

triadic

#1B4911 #111B49 #49111B

tetradic

#1B4911 #113749 #3F1149 #492311

square

#1B4911 #113749 #3F1149 #492311

split-complementary

#1B4911 #231149 #491137

monochromatic

#091906 #091906 #1B4911 #2D7B1D #40AC28

Accessibility & contrast

On white

10.46

#1B4911 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.01

#1B4911 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1B4911

10.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B4911	#FFFFFF	#000000	##FFFFFF
##1B4911	1.00	10.46	2.01	10.46
#FFFFFF	10.46	1.00	21.00	1.00
#000000	2.01	21.00	1.00	21.00
##FFFFFF	10.46	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4B4209

Deuteranopia (green-blind)

#453E16

Tritanopia (blue-blind)

#15463E

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #1b4911;
/* rgb */ color: rgb(27, 73, 17);
/* oklch */ color: oklch(36.0% 0.099 140.4);

Tailwind

colors: {
  custom: {
    50: '#5e7c52',
    500: '#1b4911',
    950: '#000000',
  },
}

SCSS

$custom: #1b4911;
$custom-light: #5e7c52;
$custom-dark: #000000;

JSON

{
  "hex": "#1b4911",
  "rgb": {
    "r": 27,
    "g": 73,
    "b": 17
  },
  "hsl": {
    "h": 109.286,
    "s": 62.222,
    "l": 17.647
  },
  "oklch": {
    "l": 0.36011,
    "c": 0.09888,
    "h": 140.4
  },
  "luminance": 0.05039
}

Semantic roles & 50–950 ramp

primary

#1B4911

secondary

#743382

accent

#43E5C8

background

#F5F7F4

surface

#E9EEE7

border

#C5C9C3

text

#050902

muted

#797B78

Preview Lab

Preview with #1B4911

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

Preview Lab → · Contrast checker → · Palette generator →