#1D581C#1D581C

#1D581C is a dark, moderate green. Relative luminance 0.073; OKLCH L 40.8% C 0.110 H 143.0°. Best body text is #FFFFFF at 8.52:1 contrast (WCAG AA passes).

Color values

HEX	#1D581C
RGB	rgb(29, 88, 28)
HSL	hsl(119, 52%, 23%)
HSV	hsv(119, 68%, 35%)
CMYK	cmyk(67%, 0%, 68.2%, 65.5%)
CIE-LAB	lab(32.53, -32.35, 28.47)
CIE-LCH	lch(32.53, 43.09, 138.65°)
OKLab	oklab(40.76% -0.0879 0.0663)
OKLCH	oklch(40.76% 0.11 143)
XYZ	xyz(4.2058, 7.3241, 2.2904)
Luminance	0.0732 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D581C #571C58

analogous

#3B581C #1D581C #1C5839

triadic

#1D581C #1C1D58 #581C1D

tetradic

#1D581C #1C3B58 #571C58 #58391C

square

#1D581C #1C3B58 #571C58 #58391C

split-complementary

#1D581C #391C58 #581C3B

monochromatic

#081707 #0E2A0D #1D581C #2C862B #3CB53A

Accessibility & contrast

On white

8.52

#1D581C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.46

#1D581C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D581C

8.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D581C	#FFFFFF	#000000	##FFFFFF
##1D581C	1.00	8.52	2.46	8.52
#FFFFFF	8.52	1.00	21.00	1.00
#000000	2.46	21.00	1.00	21.00
##FFFFFF	8.52	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5A5015

Deuteranopia (green-blind)

#534B21

Tritanopia (blue-blind)

#12554B

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #1d581c;
/* rgb */ color: rgb(29, 88, 28);
/* oklch */ color: oklch(40.8% 0.110 143.0);

Tailwind

colors: {
  custom: {
    50: '#61885b',
    500: '#1d581c',
    950: '#000000',
  },
}

SCSS

$custom: #1d581c;
$custom-light: #61885b;
$custom-dark: #000000;

JSON

{
  "hex": "#1d581c",
  "rgb": {
    "r": 29,
    "g": 88,
    "b": 28
  },
  "hsl": {
    "h": 119,
    "s": 51.724,
    "l": 22.745
  },
  "oklch": {
    "l": 0.40763,
    "c": 0.11012,
    "h": 143
  },
  "luminance": 0.07324
}

Semantic roles & 50–950 ramp

primary

#1D581C

secondary

#8C428E

accent

#4DDBD9

background

#F6F8F5

surface

#EBF0E9

border

#C6CBC5

text

#050B04

muted

#7A7C79

Preview Lab

Preview with #1D581C

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

Preview Lab → · Contrast checker → · Palette generator →