#1B4B08#1B4B08

#1B4B08 is a dark, moderate green. Relative luminance 0.053; OKLCH L 36.6% C 0.108 H 138.9°. Best body text is #FFFFFF at 10.21:1 contrast (WCAG AA passes).

Color values

HEX	#1B4B08
RGB	rgb(27, 75, 8)
HSL	hsl(103, 81%, 16%)
HSV	hsv(103, 89%, 29%)
CMYK	cmyk(64%, 0%, 89.3%, 70.6%)
CIE-LAB	lab(27.52, -29.38, 31.93)
CIE-LCH	lch(27.52, 43.39, 132.62°)
OKLab	oklab(36.55% -0.081 0.0706)
OKLCH	oklch(36.55% 0.108 138.9)
XYZ	xyz(3.0118, 5.2824, 1.0906)
Luminance	0.0528 (WCAG relative)
Temperature	warm
Family	green

Closest named colors

Forest Green (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B4B08 #38084B

analogous

#3D4B08 #1B4B08 #084B17

triadic

#1B4B08 #081B4B #4B081B

tetradic

#1B4B08 #083D4B #38084B #4B1708

square

#1B4B08 #083D4B #38084B #4B1708

split-complementary

#1B4B08 #17084B #4B083D

monochromatic

#0A1C03 #0A1C03 #1B4B08 #2F820E #43BA14

Accessibility & contrast

On white

10.21

#1B4B08 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.06

#1B4B08 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1B4B08

10.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B4B08	#FFFFFF	#000000	##FFFFFF
##1B4B08	1.00	10.21	2.06	10.21
#FFFFFF	10.21	1.00	21.00	1.00
#000000	2.06	21.00	1.00	21.00
##FFFFFF	10.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4E4300

Deuteranopia (green-blind)

#484010

Tritanopia (blue-blind)

#16483F

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #1b4b08;
/* rgb */ color: rgb(27, 75, 8);
/* oklch */ color: oklch(36.6% 0.108 138.9);

Tailwind

colors: {
  custom: {
    50: '#5f7e4e',
    500: '#1b4b08',
    950: '#000000',
  },
}

SCSS

$custom: #1b4b08;
$custom-light: #5f7e4e;
$custom-dark: #000000;

JSON

{
  "hex": "#1b4b08",
  "rgb": {
    "r": 27,
    "g": 75,
    "b": 8
  },
  "hsl": {
    "h": 102.985,
    "s": 80.723,
    "l": 16.275
  },
  "oklch": {
    "l": 0.36553,
    "c": 0.10751,
    "h": 138.9
  },
  "luminance": 0.05283
}

Semantic roles & 50–950 ramp

primary

#1B4B08

secondary

#6D2689

accent

#31F7BF

background

#F5F7F4

surface

#EAEEE7

border

#C6C9C3

text

#050A02

muted

#797C78

Preview Lab

Preview with #1B4B08

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

Preview Lab → · Contrast checker → · Palette generator →