#1B520F#1B520F

#1B520F is a dark, moderate green. Relative luminance 0.063; OKLCH L 38.7% C 0.113 H 140.5°. Best body text is #FFFFFF at 9.29:1 contrast (WCAG AA passes).

Color values

HEX	#1B520F
RGB	rgb(27, 82, 15)
HSL	hsl(109, 69%, 19%)
HSV	hsv(109, 82%, 32%)
CMYK	cmyk(67.1%, 0%, 81.7%, 67.8%)
CIE-LAB	lab(30.16, -31.75, 31.85)
CIE-LCH	lch(30.16, 44.97, 134.91°)
OKLab	oklab(38.75% -0.087 0.0716)
OKLCH	oklch(38.75% 0.113 140.5)
XYZ	xyz(3.5553, 6.3018, 1.4808)
Luminance	0.0630 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Forest Green (survey)

#06470C

ΔE00 3.93

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B520F #460F52

analogous

#3D520F #1B520F #0F5225

triadic

#1B520F #0F1B52 #520F1B

tetradic

#1B520F #0F3D52 #460F52 #52250F

square

#1B520F #0F3D52 #460F52 #52250F

split-complementary

#1B520F #250F52 #520F3D

monochromatic

#091A05 #0A1E06 #1B520F #2C8618 #3DB922

Accessibility & contrast

On white

9.29

#1B520F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.26

#1B520F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1B520F

9.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B520F	#FFFFFF	#000000	##FFFFFF
##1B520F	1.00	9.29	2.26	9.29
#FFFFFF	9.29	1.00	21.00	1.00
#000000	2.26	21.00	1.00	21.00
##FFFFFF	9.29	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#544A03

Deuteranopia (green-blind)

#4E4516

Tritanopia (blue-blind)

#134F45

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #1b520f;
/* rgb */ color: rgb(27, 82, 15);
/* oklch */ color: oklch(38.7% 0.113 140.5);

Tailwind

colors: {
  custom: {
    50: '#608353',
    500: '#1b520f',
    950: '#000000',
  },
}

SCSS

$custom: #1b520f;
$custom-light: #608353;
$custom-dark: #000000;

JSON

{
  "hex": "#1b520f",
  "rgb": {
    "r": 27,
    "g": 82,
    "b": 15
  },
  "hsl": {
    "h": 109.254,
    "s": 69.072,
    "l": 19.02
  },
  "oklch": {
    "l": 0.38747,
    "c": 0.11269,
    "h": 140.5
  },
  "luminance": 0.06302
}

Semantic roles & 50–950 ramp

primary

#1B520F

secondary

#7C318C

accent

#3CECCC

background

#F5F8F4

surface

#EAEFE7

border

#C6CAC3

text

#050B02

muted

#797C78

Preview Lab

Preview with #1B520F

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

Preview Lab → · Contrast checker → · Palette generator →