#3F491D#3F491D

#3F491D is a dark, moderate yellow-green. Relative luminance 0.059; OKLCH L 38.5% C 0.067 H 120.3°. Best body text is #FFFFFF at 9.62:1 contrast (WCAG AA passes).

Color values

HEX	#3F491D
RGB	rgb(63, 73, 29)
HSL	hsl(74, 43%, 20%)
HSV	hsv(74, 60%, 29%)
CMYK	cmyk(13.7%, 0%, 60.3%, 71.4%)
CIE-LAB	lab(29.19, -11.84, 24.63)
CIE-LCH	lch(29.19, 27.33, 115.67°)
OKLab	oklab(38.54% -0.0338 0.0578)
OKLCH	oklch(38.54% 0.067 120.3)
XYZ	xyz(4.6543, 5.9106, 2.0578)
Luminance	0.0591 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F491D #271D49

analogous

#493D1D #3F491D #29491D

triadic

#3F491D #1D3F49 #491D3F

tetradic

#3F491D #1D493D #271D49 #491D29

square

#3F491D #1D493D #271D49 #491D29

split-complementary

#3F491D #1D2949 #3D1D49

monochromatic

#131609 #191D0C #3F491D #65752E #8BA140

Accessibility & contrast

On white

9.62

#3F491D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.18

#3F491D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F491D

9.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F491D	#FFFFFF	#000000	##FFFFFF
##3F491D	1.00	9.62	2.18	9.62
#FFFFFF	9.62	1.00	21.00	1.00
#000000	2.18	21.00	1.00	21.00
##FFFFFF	9.62	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4D4519

Deuteranopia (green-blind)

#4C4520

Tritanopia (blue-blind)

#42453F

Achromatopsia (no color)

#454545

Design tokens & code

CSS

--color: #3f491d;
/* rgb */ color: rgb(63, 73, 29);
/* oklch */ color: oklch(38.5% 0.067 120.3);

Tailwind

colors: {
  custom: {
    50: '#757b5a',
    500: '#3f491d',
    950: '#000000',
  },
}

SCSS

$custom: #3f491d;
$custom-light: #757b5a;
$custom-dark: #000000;

JSON

{
  "hex": "#3f491d",
  "rgb": {
    "r": 63,
    "g": 73,
    "b": 29
  },
  "hsl": {
    "h": 73.636,
    "s": 43.137,
    "l": 20
  },
  "oklch": {
    "l": 0.38544,
    "c": 0.06696,
    "h": 120.3
  },
  "luminance": 0.05911
}

Semantic roles & 50–950 ramp

primary

#3F491D

secondary

#51447E

accent

#55D372

background

#F7F7F5

surface

#EDEEE9

border

#C8C9C5

text

#080904

muted

#7B7B79

Preview Lab

Preview with #3F491D

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

Preview Lab → · Contrast checker → · Palette generator →