#3F4F13#3F4F13

#3F4F13 is a dark, moderate yellow-green. Relative luminance 0.067; OKLCH L 40.1% C 0.085 H 123.3°. Best body text is #FFFFFF at 8.98:1 contrast (WCAG AA passes).

Color values

HEX	#3F4F13
RGB	rgb(63, 79, 19)
HSL	hsl(76, 61%, 19%)
HSV	hsv(76, 76%, 31%)
CMYK	cmyk(20.3%, 0%, 75.9%, 69%)
CIE-LAB	lab(31.10, -16.14, 31.75)
CIE-LCH	lch(31.10, 35.62, 116.95°)
OKLab	oklab(40.06% -0.0469 0.0714)
OKLCH	oklch(40.06% 0.085 123.3)
XYZ	xyz(4.9635, 6.6957, 1.6469)
Luminance	0.0670 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F4F13 #23134F

analogous

#4F4113 #3F4F13 #214F13

triadic

#3F4F13 #133F4F #4F133F

tetradic

#3F4F13 #134F41 #23134F #4F1321

square

#3F4F13 #134F41 #23134F #4F1321

split-complementary

#3F4F13 #13214F #41134F

monochromatic

#141906 #181E07 #3F4F13 #66801F #8EB22B

Accessibility & contrast

On white

8.98

#3F4F13 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.34

#3F4F13 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F4F13

8.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F4F13	#FFFFFF	#000000	##FFFFFF
##3F4F13	1.00	8.98	2.34	8.98
#FFFFFF	8.98	1.00	21.00	1.00
#000000	2.34	21.00	1.00	21.00
##FFFFFF	8.98	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#544A0A

Deuteranopia (green-blind)

#524918

Tritanopia (blue-blind)

#424B43

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #3f4f13;
/* rgb */ color: rgb(63, 79, 19);
/* oklch */ color: oklch(40.1% 0.085 123.3);

Tailwind

colors: {
  custom: {
    50: '#768055',
    500: '#3f4f13',
    950: '#000000',
  },
}

SCSS

$custom: #3f4f13;
$custom-light: #768055;
$custom-dark: #000000;

JSON

{
  "hex": "#3f4f13",
  "rgb": {
    "r": 63,
    "g": 79,
    "b": 19
  },
  "hsl": {
    "h": 76,
    "s": 61.224,
    "l": 19.216
  },
  "oklch": {
    "l": 0.40056,
    "c": 0.08543,
    "h": 123.3
  },
  "luminance": 0.06696
}

Semantic roles & 50–950 ramp

primary

#3F4F13

secondary

#4C3688

accent

#43E46E

background

#F7F7F5

surface

#EDEEE9

border

#C8C9C5

text

#090A03

muted

#7B7C78

Preview Lab

Preview with #3F4F13

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

Preview Lab → · Contrast checker → · Palette generator →