#1F541B#1F541B

#1F541B is a dark, moderate green. Relative luminance 0.067; OKLCH L 39.6% C 0.104 H 142.2°. Best body text is #FFFFFF at 8.97:1 contrast (WCAG AA passes).

Color values

HEX	#1F541B
RGB	rgb(31, 84, 27)
HSL	hsl(116, 51%, 22%)
HSV	hsv(116, 68%, 33%)
CMYK	cmyk(63.1%, 0%, 67.9%, 67.1%)
CIE-LAB	lab(31.14, -30.24, 27.43)
CIE-LCH	lch(31.14, 40.83, 137.79°)
OKLab	oklab(39.63% -0.0824 0.064)
OKLCH	oklch(39.63% 0.104 142.2)
XYZ	xyz(3.9330, 6.7107, 2.1247)
Luminance	0.0671 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F541B #501B54

analogous

#3C541B #1F541B #1B5434

triadic

#1F541B #1B1F54 #541B1F

tetradic

#1F541B #1B3C54 #501B54 #54341B

square

#1F541B #1B3C54 #501B54 #54341B

split-complementary

#1F541B #341B54 #541B3C

monochromatic

#091707 #0E260C #1F541B #30822A #41B139

Accessibility & contrast

On white

8.97

#1F541B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.34

#1F541B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1F541B

8.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F541B	#FFFFFF	#000000	##FFFFFF
##1F541B	1.00	8.97	2.34	8.97
#FFFFFF	8.97	1.00	21.00	1.00
#000000	2.34	21.00	1.00	21.00
##FFFFFF	8.97	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#564C14

Deuteranopia (green-blind)

#4F4820

Tritanopia (blue-blind)

#175148

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #1f541b;
/* rgb */ color: rgb(31, 84, 27);
/* oklch */ color: oklch(39.6% 0.104 142.2);

Tailwind

colors: {
  custom: {
    50: '#61855a',
    500: '#1f541b',
    950: '#000000',
  },
}

SCSS

$custom: #1f541b;
$custom-light: #61855a;
$custom-dark: #000000;

JSON

{
  "hex": "#1f541b",
  "rgb": {
    "r": 31,
    "g": 84,
    "b": 27
  },
  "hsl": {
    "h": 115.789,
    "s": 51.351,
    "l": 21.765
  },
  "oklch": {
    "l": 0.39628,
    "c": 0.10432,
    "h": 142.2
  },
  "luminance": 0.06711
}

Semantic roles & 50–950 ramp

primary

#1F541B

secondary

#85418A

accent

#4DDBD1

background

#F6F8F5

surface

#EBEFE9

border

#C6CAC5

text

#050B04

muted

#7A7C79

Preview Lab

Preview with #1F541B

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

Preview Lab → · Contrast checker → · Palette generator →