#3A571B#3A571B

#3A571B is a dark, moderate yellow-green. Relative luminance 0.078; OKLCH L 42.0% C 0.093 H 131.3°. Best body text is #FFFFFF at 8.21:1 contrast (WCAG AA passes).

Color values

HEX	#3A571B
RGB	rgb(58, 87, 27)
HSL	hsl(89, 53%, 22%)
HSV	hsv(89, 69%, 34%)
CMYK	cmyk(33.3%, 0%, 69%, 65.9%)
CIE-LAB	lab(33.55, -21.96, 30.48)
CIE-LCH	lch(33.55, 37.56, 125.77°)
OKLab	oklab(41.97% -0.0617 0.0701)
OKLCH	oklch(41.97% 0.093 131.3)
XYZ	xyz(5.3509, 7.7949, 2.2593)
Luminance	0.0780 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A571B #381B57

analogous

#57561B #3A571B #1C571B

triadic

#3A571B #1B3A57 #571B3A

tetradic

#3A571B #1B5756 #381B57 #571B1C

square

#3A571B #1B5756 #381B57 #571B1C

split-complementary

#3A571B #1B1C57 #561B57

monochromatic

#101707 #1B280D #3A571B #598629 #78B438

Accessibility & contrast

On white

8.21

#3A571B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.56

#3A571B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3A571B

8.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A571B	#FFFFFF	#000000	##FFFFFF
##3A571B	1.00	8.21	2.56	8.21
#FFFFFF	8.21	1.00	21.00	1.00
#000000	2.56	21.00	1.00	21.00
##FFFFFF	8.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5B5014

Deuteranopia (green-blind)

#574E20

Tritanopia (blue-blind)

#3B534B

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #3a571b;
/* rgb */ color: rgb(58, 87, 27);
/* oklch */ color: oklch(42.0% 0.093 131.3);

Tailwind

colors: {
  custom: {
    50: '#73865a',
    500: '#3a571b',
    950: '#000000',
  },
}

SCSS

$custom: #3a571b;
$custom-light: #73865a;
$custom-dark: #000000;

JSON

{
  "hex": "#3a571b",
  "rgb": {
    "r": 58,
    "g": 87,
    "b": 27
  },
  "hsl": {
    "h": 89,
    "s": 52.632,
    "l": 22.353
  },
  "oklch": {
    "l": 0.41972,
    "c": 0.09339,
    "h": 131.3
  },
  "luminance": 0.07795
}

Semantic roles & 50–950 ramp

primary

#3A571B

secondary

#66418D

accent

#4CDC91

background

#F7F8F5

surface

#EDEFE9

border

#C8CAC5

text

#080B04

muted

#7B7C79

Preview Lab

Preview with #3A571B

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

Preview Lab → · Contrast checker → · Palette generator →