#3F320B#3F320B

#3F320B is a dark, muted yellow. Relative luminance 0.034; OKLCH L 32.3% C 0.057 H 89.9°. Best body text is #FFFFFF at 12.56:1 contrast (WCAG AA passes).

Color values

HEX	#3F320B
RGB	rgb(63, 50, 11)
HSL	hsl(45, 70%, 15%)
HSV	hsv(45, 83%, 25%)
CMYK	cmyk(0%, 20.6%, 82.5%, 75.3%)
CIE-LAB	lab(21.44, 0.93, 25.60)
CIE-LCH	lch(21.44, 25.62, 87.93°)
OKLab	oklab(32.31% 0.0001 0.0572)
OKLCH	oklch(32.31% 0.057 89.9)
XYZ	xyz(3.2511, 3.3623, 0.7943)
Luminance	0.0336 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F320B #0B183F

analogous

#3F180B #3F320B #323F0B

triadic

#3F320B #0B3F32 #320B3F

tetradic

#3F320B #0B3F18 #0B183F #3F0B32

square

#3F320B #0B3F18 #0B183F #3F0B32

split-complementary

#3F320B #0B323F #180B3F

monochromatic

#1A1505 #1A1505 #3F320B #735B14 #A7851D

Accessibility & contrast

On white

12.56

#3F320B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.67

#3F320B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F320B

12.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F320B	#FFFFFF	#000000	##FFFFFF
##3F320B	1.00	12.56	1.67	12.56
#FFFFFF	12.56	1.00	21.00	1.00
#000000	1.67	21.00	1.00	21.00
##FFFFFF	12.56	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#393106

Deuteranopia (green-blind)

#3C350D

Tritanopia (blue-blind)

#452D2A

Achromatopsia (no color)

#333333

Design tokens & code

CSS

--color: #3f320b;
/* rgb */ color: rgb(63, 50, 11);
/* oklch */ color: oklch(32.3% 0.057 89.9);

Tailwind

colors: {
  custom: {
    50: '#76694d',
    500: '#3f320b',
    950: '#000000',
  },
}

SCSS

$custom: #3f320b;
$custom-light: #76694d;
$custom-dark: #000000;

JSON

{
  "hex": "#3f320b",
  "rgb": {
    "r": 63,
    "g": 50,
    "b": 11
  },
  "hsl": {
    "h": 45,
    "s": 70.27,
    "l": 14.51
  },
  "oklch": {
    "l": 0.32313,
    "c": 0.0572,
    "h": 89.9
  },
  "luminance": 0.03362
}

Semantic roles & 50–950 ramp

primary

#3F320B

secondary

#2A3F7C

accent

#67ED3B

background

#F7F6F4

surface

#EDEBE7

border

#C8C6C3

text

#090601

muted

#7B7A77

Preview Lab

Preview with #3F320B

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

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