#3F380D#3F380D

#3F380D is a dark, moderate yellow. Relative luminance 0.039; OKLCH L 33.9% C 0.061 H 99.9°. Best body text is #FFFFFF at 11.78:1 contrast (WCAG AA passes).

Color values

HEX	#3F380D
RGB	rgb(63, 56, 13)
HSL	hsl(52, 66%, 15%)
HSV	hsv(52, 79%, 25%)
CMYK	cmyk(0%, 11.1%, 79.4%, 75.3%)
CIE-LAB	lab(23.39, -2.84, 26.73)
CIE-LCH	lch(23.39, 26.88, 96.06°)
OKLab	oklab(33.86% -0.0104 0.0597)
OKLCH	oklch(33.86% 0.061 99.9)
XYZ	xyz(3.5369, 3.9143, 0.9499)
Luminance	0.0391 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F380D #0D143F

analogous

#3F1F0D #3F380D #2D3F0D

triadic

#3F380D #0D3F38 #380D3F

tetradic

#3F380D #0D3F1F #0D143F #3F0D2D

square

#3F380D #0D3F1F #0D143F #3F0D2D

split-complementary

#3F380D #0D2D3F #1F0D3F

monochromatic

#191705 #191705 #3F380D #726517 #A49222

Accessibility & contrast

On white

11.78

#3F380D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.78

#3F380D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F380D

11.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F380D	#FFFFFF	#000000	##FFFFFF
##3F380D	1.00	11.78	1.78	11.78
#FFFFFF	11.78	1.00	21.00	1.00
#000000	1.78	21.00	1.00	21.00
##FFFFFF	11.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3E3607

Deuteranopia (green-blind)

#403910

Tritanopia (blue-blind)

#44332F

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #3f380d;
/* rgb */ color: rgb(63, 56, 13);
/* oklch */ color: oklch(33.9% 0.061 99.9);

Tailwind

colors: {
  custom: {
    50: '#766e4e',
    500: '#3f380d',
    950: '#000000',
  },
}

SCSS

$custom: #3f380d;
$custom-light: #766e4e;
$custom-dark: #000000;

JSON

{
  "hex": "#3f380d",
  "rgb": {
    "r": 63,
    "g": 56,
    "b": 13
  },
  "hsl": {
    "h": 51.6,
    "s": 65.789,
    "l": 14.902
  },
  "oklch": {
    "l": 0.33857,
    "c": 0.0606,
    "h": 99.9
  },
  "luminance": 0.03914
}

Semantic roles & 50–950 ramp

primary

#3F380D

secondary

#2D387B

accent

#57E93F

background

#F7F6F4

surface

#EDEBE7

border

#C8C6C3

text

#090702

muted

#7B7A78

Preview Lab

Preview with #3F380D

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

Preview Lab → · Contrast checker → · Palette generator →