#1F580D#1F580D

#1F580D is a dark, moderate green. Relative luminance 0.073; OKLCH L 40.7% C 0.120 H 139.7°. Best body text is #FFFFFF at 8.54:1 contrast (WCAG AA passes).

Color values

HEX	#1F580D
RGB	rgb(31, 88, 13)
HSL	hsl(106, 74%, 20%)
HSV	hsv(106, 85%, 35%)
CMYK	cmyk(64.8%, 0%, 85.2%, 65.5%)
CIE-LAB	lab(32.48, -33.22, 34.88)
CIE-LCH	lch(32.48, 48.17, 133.60°)
OKLab	oklab(40.7% -0.0913 0.0776)
OKLCH	oklch(40.7% 0.12 139.7)
XYZ	xyz(4.1273, 7.2994, 1.5721)
Luminance	0.0730 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F580D #460D58

analogous

#45580D #1F580D #0D5821

triadic

#1F580D #0D1F58 #580D1F

tetradic

#1F580D #0D4558 #460D58 #58210D

square

#1F580D #0D4558 #460D58 #58210D

split-complementary

#1F580D #210D58 #580D45

monochromatic

#091B04 #0C2305 #1F580D #328D15 #45C31D

Accessibility & contrast

On white

8.54

#1F580D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.46

#1F580D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1F580D

8.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F580D	#FFFFFF	#000000	##FFFFFF
##1F580D	1.00	8.54	2.46	8.54
#FFFFFF	8.54	1.00	21.00	1.00
#000000	2.46	21.00	1.00	21.00
##FFFFFF	8.54	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5B4F00

Deuteranopia (green-blind)

#544B16

Tritanopia (blue-blind)

#18554A

Achromatopsia (no color)

#4C4C4C

Design tokens & code

CSS

--color: #1f580d;
/* rgb */ color: rgb(31, 88, 13);
/* oklch */ color: oklch(40.7% 0.120 139.7);

Tailwind

colors: {
  custom: {
    50: '#638853',
    500: '#1f580d',
    950: '#000000',
  },
}

SCSS

$custom: #1f580d;
$custom-light: #638853;
$custom-dark: #000000;

JSON

{
  "hex": "#1f580d",
  "rgb": {
    "r": 31,
    "g": 88,
    "b": 13
  },
  "hsl": {
    "h": 105.6,
    "s": 74.257,
    "l": 19.804
  },
  "oklch": {
    "l": 0.40698,
    "c": 0.11985,
    "h": 139.7
  },
  "luminance": 0.073
}

Semantic roles & 50–950 ramp

primary

#1F580D

secondary

#7A2E93

accent

#37F1C4

background

#F6F8F4

surface

#EBF0E7

border

#C6CBC3

text

#060B03

muted

#7A7C78

Preview Lab

Preview with #1F580D

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

Preview Lab → · Contrast checker → · Palette generator →