#3B580F#3B580F

#3B580F is a dark, moderate yellow-green. Relative luminance 0.079; OKLCH L 42.2% C 0.103 H 129.5°. Best body text is #FFFFFF at 8.11:1 contrast (WCAG AA passes).

Color values

HEX	#3B580F
RGB	rgb(59, 88, 15)
HSL	hsl(84, 71%, 20%)
HSV	hsv(84, 83%, 35%)
CMYK	cmyk(33%, 0%, 83%, 65.5%)
CIE-LAB	lab(33.87, -22.96, 35.97)
CIE-LCH	lch(33.87, 42.67, 122.55°)
OKLab	oklab(42.21% -0.0656 0.0797)
OKLCH	oklch(42.21% 0.103 129.5)
XYZ	xyz(5.3796, 7.9436, 1.7017)
Luminance	0.0794 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B580F #2C0F58

analogous

#58510F #3B580F #16580F

triadic

#3B580F #0F3B58 #580F3B

tetradic

#3B580F #0F5851 #2C0F58 #580F16

square

#3B580F #0F5851 #2C0F58 #580F16

split-complementary

#3B580F #0F1658 #510F58

monochromatic

#121A04 #182406 #3B580F #5E8C18 #81C121

Accessibility & contrast

On white

8.11

#3B580F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.59

#3B580F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3B580F

8.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B580F	#FFFFFF	#000000	##FFFFFF
##3B580F	1.00	8.11	2.59	8.11
#FFFFFF	8.11	1.00	21.00	1.00
#000000	2.59	21.00	1.00	21.00
##FFFFFF	8.11	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5D5101

Deuteranopia (green-blind)

#594F17

Tritanopia (blue-blind)

#3D544A

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #3b580f;
/* rgb */ color: rgb(59, 88, 15);
/* oklch */ color: oklch(42.2% 0.103 129.5);

Tailwind

colors: {
  custom: {
    50: '#748754',
    500: '#3b580f',
    950: '#000000',
  },
}

SCSS

$custom: #3b580f;
$custom-light: #748754;
$custom-dark: #000000;

JSON

{
  "hex": "#3b580f",
  "rgb": {
    "r": 59,
    "g": 88,
    "b": 15
  },
  "hsl": {
    "h": 83.836,
    "s": 70.874,
    "l": 20.196
  },
  "oklch": {
    "l": 0.42213,
    "c": 0.1032,
    "h": 129.5
  },
  "luminance": 0.07944
}

Semantic roles & 50–950 ramp

primary

#3B580F

secondary

#573192

accent

#3AEE81

background

#F7F8F5

surface

#EDEFE9

border

#C8CAC5

text

#080B03

muted

#7B7C78

Preview Lab

Preview with #3B580F

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

Preview Lab → · Contrast checker → · Palette generator →