#1B3D06#1B3D06

#1B3D06 is a dark, moderate yellow-green. Relative luminance 0.036; OKLCH L 32.2% C 0.090 H 136.5°. Best body text is #FFFFFF at 12.23:1 contrast (WCAG AA passes).

Color values

HEX	#1B3D06
RGB	rgb(27, 61, 6)
HSL	hsl(97, 82%, 13%)
HSV	hsv(97, 90%, 24%)
CMYK	cmyk(55.7%, 0%, 90.2%, 76.1%)
CIE-LAB	lab(22.24, -23.36, 27.62)
CIE-LCH	lch(22.24, 36.17, 130.23°)
OKLab	oklab(32.19% -0.065 0.0617)
OKLCH	oklch(32.19% 0.09 136.5)
XYZ	xyz(2.1535, 3.5835, 0.7505)
Luminance	0.0358 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Forrest Green

#154406

ΔE00 2.84

Hunter Green (survey)

Forest Green (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B3D06 #28063D

analogous

#363D06 #1B3D06 #063D0C

triadic

#1B3D06 #061B3D #3D061B

tetradic

#1B3D06 #06363D #28063D #3D0C06

square

#1B3D06 #06363D #28063D #3D0C06

split-complementary

#1B3D06 #0C063D #3D0636

monochromatic

#0C1C03 #0C1C03 #1B3D06 #34750B #4CAC11

Accessibility & contrast

On white

12.23

#1B3D06 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.72

#1B3D06 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1B3D06

12.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B3D06	#FFFFFF	#000000	##FFFFFF
##1B3D06	1.00	12.23	1.72	12.23
#FFFFFF	12.23	1.00	21.00	1.00
#000000	1.72	21.00	1.00	21.00
##FFFFFF	12.23	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3F3700

Deuteranopia (green-blind)

#3B340C

Tritanopia (blue-blind)

#193A33

Achromatopsia (no color)

#353535

Design tokens & code

CSS

--color: #1b3d06;
/* rgb */ color: rgb(27, 61, 6);
/* oklch */ color: oklch(32.2% 0.090 136.5);

Tailwind

colors: {
  custom: {
    50: '#5c734b',
    500: '#1b3d06',
    950: '#000000',
  },
}

SCSS

$custom: #1b3d06;
$custom-light: #5c734b;
$custom-dark: #000000;

JSON

{
  "hex": "#1b3d06",
  "rgb": {
    "r": 27,
    "g": 61,
    "b": 6
  },
  "hsl": {
    "h": 97.091,
    "s": 82.09,
    "l": 13.137
  },
  "oklch": {
    "l": 0.32193,
    "c": 0.08966,
    "h": 136.5
  },
  "luminance": 0.03584
}

Semantic roles & 50–950 ramp

primary

#1B3D06

secondary

#5A227D

accent

#2FF8AC

background

#F5F7F4

surface

#E9EDE7

border

#C5C8C3

text

#040801

muted

#797B77

Preview Lab

Preview with #1B3D06

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

Preview Lab → · Contrast checker → · Palette generator →