#1F591F#1F591F

#1F591F is a dark, moderate green. Relative luminance 0.075; OKLCH L 41.2% C 0.108 H 143.3°. Best body text is #FFFFFF at 8.38:1 contrast (WCAG AA passes).

Color values

HEX	#1F591F
RGB	rgb(31, 89, 31)
HSL	hsl(120, 48%, 24%)
HSV	hsv(120, 65%, 35%)
CMYK	cmyk(65.2%, 0%, 65.2%, 65.1%)
CIE-LAB	lab(32.99, -31.86, 27.48)
CIE-LCH	lch(32.99, 42.08, 139.22°)
OKLab	oklab(41.17% -0.0865 0.0645)
OKLCH	oklch(41.17% 0.108 143.3)
XYZ	xyz(4.3845, 7.5346, 2.5193)
Luminance	0.0754 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F591F #591F59

analogous

#3C591F #1F591F #1F593C

triadic

#1F591F #1F1F59 #591F1F

tetradic

#1F591F #1F3C59 #591F59 #593C1F

square

#1F591F #1F3C59 #591F59 #593C1F

split-complementary

#1F591F #3C1F59 #591F3C

monochromatic

#081708 #0F2C0F #1F591F #2F862F #3FB43F

Accessibility & contrast

On white

8.38

#1F591F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.51

#1F591F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1F591F

8.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F591F	#FFFFFF	#000000	##FFFFFF
##1F591F	1.00	8.38	2.51	8.38
#FFFFFF	8.38	1.00	21.00	1.00
#000000	2.51	21.00	1.00	21.00
##FFFFFF	8.38	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5B5119

Deuteranopia (green-blind)

#544C24

Tritanopia (blue-blind)

#14564D

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #1f591f;
/* rgb */ color: rgb(31, 89, 31);
/* oklch */ color: oklch(41.2% 0.108 143.3);

Tailwind

colors: {
  custom: {
    50: '#62885d',
    500: '#1f591f',
    950: '#000000',
  },
}

SCSS

$custom: #1f591f;
$custom-light: #62885d;
$custom-dark: #000000;

JSON

{
  "hex": "#1f591f",
  "rgb": {
    "r": 31,
    "g": 89,
    "b": 31
  },
  "hsl": {
    "h": 120,
    "s": 48.333,
    "l": 23.529
  },
  "oklch": {
    "l": 0.41172,
    "c": 0.10795,
    "h": 143.3
  },
  "luminance": 0.07535
}

Semantic roles & 50–950 ramp

primary

#1F591F

secondary

#8E468E

accent

#50D8D8

background

#F6F8F5

surface

#EBF0E9

border

#C6CBC5

text

#060B04

muted

#7A7C79

Preview Lab

Preview with #1F591F

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

Preview Lab → · Contrast checker → · Palette generator →