#3F5918#3F5918

#3F5918 is a dark, moderate yellow-green. Relative luminance 0.083; OKLCH L 42.8% C 0.096 H 128.7°. Best body text is #FFFFFF at 7.91:1 contrast (WCAG AA passes).

Color values

HEX	#3F5918
RGB	rgb(63, 89, 24)
HSL	hsl(84, 58%, 22%)
HSV	hsv(84, 73%, 35%)
CMYK	cmyk(29.2%, 0%, 73%, 65.1%)
CIE-LAB	lab(34.53, -21.11, 33.03)
CIE-LCH	lch(34.53, 39.20, 122.59°)
OKLab	oklab(42.85% -0.06 0.075)
OKLCH	oklch(42.85% 0.096 128.7)
XYZ	xyz(5.7871, 8.2673, 2.1548)
Luminance	0.0827 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F5918 #321859

analogous

#595318 #3F5918 #1F5918

triadic

#3F5918 #183F59 #59183F

tetradic

#3F5918 #185953 #321859 #59181F

square

#3F5918 #185953 #321859 #59181F

split-complementary

#3F5918 #181F59 #531859

monochromatic

#111806 #1D290B #3F5918 #618925 #83B932

Accessibility & contrast

On white

7.91

#3F5918 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.65

#3F5918 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F5918

7.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F5918	#FFFFFF	#000000	##FFFFFF
##3F5918	1.00	7.91	2.65	7.91
#FFFFFF	7.91	1.00	21.00	1.00
#000000	2.65	21.00	1.00	21.00
##FFFFFF	7.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5E520F

Deuteranopia (green-blind)

#5A511D

Tritanopia (blue-blind)

#41554C

Achromatopsia (no color)

#515151

Design tokens & code

CSS

--color: #3f5918;
/* rgb */ color: rgb(63, 89, 24);
/* oklch */ color: oklch(42.8% 0.096 128.7);

Tailwind

colors: {
  custom: {
    50: '#768859',
    500: '#3f5918',
    950: '#000000',
  },
}

SCSS

$custom: #3f5918;
$custom-light: #768859;
$custom-dark: #000000;

JSON

{
  "hex": "#3f5918",
  "rgb": {
    "r": 63,
    "g": 89,
    "b": 24
  },
  "hsl": {
    "h": 84,
    "s": 57.522,
    "l": 22.157
  },
  "oklch": {
    "l": 0.42846,
    "c": 0.09602,
    "h": 128.7
  },
  "luminance": 0.08267
}

Semantic roles & 50–950 ramp

primary

#3F5918

secondary

#5E3D90

accent

#47E185

background

#F7F8F5

surface

#EDEFE9

border

#C8CAC5

text

#090B04

muted

#7B7C79

Preview Lab

Preview with #3F5918

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

Preview Lab → · Contrast checker → · Palette generator →