#3C581B#3C581B

#3C581B is a dark, moderate yellow-green. Relative luminance 0.080; OKLCH L 42.4% C 0.094 H 130.5°. Best body text is #FFFFFF at 8.07:1 contrast (WCAG AA passes).

Color values

HEX	#3C581B
RGB	rgb(60, 88, 27)
HSL	hsl(88, 53%, 23%)
HSV	hsv(88, 69%, 35%)
CMYK	cmyk(31.8%, 0%, 69.3%, 65.5%)
CIE-LAB	lab(34.02, -21.62, 31.02)
CIE-LCH	lch(34.02, 37.82, 124.88°)
OKLab	oklab(42.39% -0.0609 0.0712)
OKLCH	oklch(42.39% 0.094 130.5)
XYZ	xyz(5.5510, 8.0191, 2.2921)
Luminance	0.0802 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3C581B #371B58

analogous

#58551B #3C581B #1E581B

triadic

#3C581B #1B3C58 #581B3C

tetradic

#3C581B #1B5855 #371B58 #581B1E

square

#3C581B #1B5855 #371B58 #581B1E

split-complementary

#3C581B #1B1E58 #551B58

monochromatic

#101707 #1C290D #3C581B #5C8729 #7CB638

Accessibility & contrast

On white

8.07

#3C581B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.60

#3C581B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3C581B

8.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3C581B	#FFFFFF	#000000	##FFFFFF
##3C581B	1.00	8.07	2.60	8.07
#FFFFFF	8.07	1.00	21.00	1.00
#000000	2.60	21.00	1.00	21.00
##FFFFFF	8.07	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5C5113

Deuteranopia (green-blind)

#584F20

Tritanopia (blue-blind)

#3D544B

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #3c581b;
/* rgb */ color: rgb(60, 88, 27);
/* oklch */ color: oklch(42.4% 0.094 130.5);

Tailwind

colors: {
  custom: {
    50: '#74875b',
    500: '#3c581b',
    950: '#000000',
  },
}

SCSS

$custom: #3c581b;
$custom-light: #74875b;
$custom-dark: #000000;

JSON

{
  "hex": "#3c581b",
  "rgb": {
    "r": 60,
    "g": 88,
    "b": 27
  },
  "hsl": {
    "h": 87.541,
    "s": 53.043,
    "l": 22.549
  },
  "oklch": {
    "l": 0.42388,
    "c": 0.09373,
    "h": 130.5
  },
  "luminance": 0.08019
}

Semantic roles & 50–950 ramp

primary

#3C581B

secondary

#64418E

accent

#4BDC8E

background

#F7F8F5

surface

#EDEFE9

border

#C8CAC5

text

#080B04

muted

#7B7C79

Preview Lab

Preview with #3C581B

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

Preview Lab → · Contrast checker → · Palette generator →