#1A581B#1A581B

#1A581B is a dark, moderate green. Relative luminance 0.073; OKLCH L 40.6% C 0.112 H 143.4°. Best body text is #FFFFFF at 8.55:1 contrast (WCAG AA passes).

Color values

HEX	#1A581B
RGB	rgb(26, 88, 27)
HSL	hsl(121, 54%, 22%)
HSV	hsv(121, 70%, 35%)
CMYK	cmyk(70.5%, 0%, 69.3%, 65.5%)
CIE-LAB	lab(32.43, -33.21, 28.83)
CIE-LCH	lch(32.43, 43.98, 139.04°)
OKLab	oklab(40.65% -0.0901 0.067)
OKLCH	oklch(40.65% 0.112 143.4)
XYZ	xyz(4.1133, 7.2778, 2.2247)
Luminance	0.0728 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A581B #581A57

analogous

#38581A #1A581B #1A583A

triadic

#1A581B #1B1A58 #581B1A

tetradic

#1A581B #1A3858 #581A57 #583A1A

square

#1A581B #1A3858 #581A57 #583A1A

split-complementary

#1A581B #3A1A58 #581A38

monochromatic

#071807 #0C290D #1A581B #288729 #36B638

Accessibility & contrast

On white

8.55

#1A581B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.46

#1A581B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A581B

8.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A581B	#FFFFFF	#000000	##FFFFFF
##1A581B	1.00	8.55	2.46	8.55
#FFFFFF	8.55	1.00	21.00	1.00
#000000	2.46	21.00	1.00	21.00
##FFFFFF	8.55	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5A4F14

Deuteranopia (green-blind)

#524A20

Tritanopia (blue-blind)

#0C554B

Achromatopsia (no color)

#4C4C4C

Design tokens & code

CSS

--color: #1a581b;
/* rgb */ color: rgb(26, 88, 27);
/* oklch */ color: oklch(40.6% 0.112 143.4);

Tailwind

colors: {
  custom: {
    50: '#60885a',
    500: '#1a581b',
    950: '#000000',
  },
}

SCSS

$custom: #1a581b;
$custom-light: #60885a;
$custom-dark: #000000;

JSON

{
  "hex": "#1a581b",
  "rgb": {
    "r": 26,
    "g": 88,
    "b": 27
  },
  "hsl": {
    "h": 120.968,
    "s": 54.386,
    "l": 22.353
  },
  "oklch": {
    "l": 0.40648,
    "c": 0.11228,
    "h": 143.4
  },
  "luminance": 0.07278
}

Semantic roles & 50–950 ramp

primary

#1A581B

secondary

#8E408D

accent

#4ADBDE

background

#F5F8F5

surface

#EAF0E9

border

#C6CBC5

text

#050B04

muted

#797C79

Preview Lab

Preview with #1A581B

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

Preview Lab → · Contrast checker → · Palette generator →