#4C401B#4C401B

#4C401B is a dark, muted yellow. Relative luminance 0.053; OKLCH L 37.5% C 0.056 H 91.5°. Best body text is #FFFFFF at 10.21:1 contrast (WCAG AA passes).

Color values

HEX	#4C401B
RGB	rgb(76, 64, 27)
HSL	hsl(45, 48%, 20%)
HSV	hsv(45, 64%, 30%)
CMYK	cmyk(0%, 15.8%, 64.5%, 70.2%)
CIE-LAB	lab(27.53, -0.11, 24.17)
CIE-LCH	lch(27.53, 24.17, 90.27°)
OKLab	oklab(37.52% -0.0015 0.0563)
OKLCH	oklch(37.52% 0.056 91.5)
XYZ	xyz(5.0119, 5.2827, 1.7924)
Luminance	0.0528 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4C401B #1B274C

analogous

#4C271B #4C401B #3F4C1B

triadic

#4C401B #1B4C40 #401B4C

tetradic

#4C401B #1B4C27 #1B274C #4C1B3F

square

#4C401B #1B4C27 #1B274C #4C1B3F

split-complementary

#4C401B #1B3F4C #271B4C

monochromatic

#171308 #1F1A0B #4C401B #79662B #A68C3B

Accessibility & contrast

On white

10.21

#4C401B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.06

#4C401B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4C401B

10.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4C401B	#FFFFFF	#000000	##FFFFFF
##4C401B	1.00	10.21	2.06	10.21
#FFFFFF	10.21	1.00	21.00	1.00
#000000	2.06	21.00	1.00	21.00
##FFFFFF	10.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#473F17

Deuteranopia (green-blind)

#4A421D

Tritanopia (blue-blind)

#523B38

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #4c401b;
/* rgb */ color: rgb(76, 64, 27);
/* oklch */ color: oklch(37.5% 0.056 91.5);

Tailwind

colors: {
  custom: {
    50: '#807459',
    500: '#4c401b',
    950: '#000000',
  },
}

SCSS

$custom: #4c401b;
$custom-light: #807459;
$custom-dark: #000000;

JSON

{
  "hex": "#4c401b",
  "rgb": {
    "r": 76,
    "g": 64,
    "b": 27
  },
  "hsl": {
    "h": 45.306,
    "s": 47.573,
    "l": 20.196
  },
  "oklch": {
    "l": 0.37522,
    "c": 0.05629,
    "h": 91.5
  },
  "luminance": 0.05282
}

Semantic roles & 50–950 ramp

primary

#4C401B

secondary

#415182

accent

#72D751

background

#F7F7F5

surface

#EEEDE9

border

#C9C8C5

text

#0A0803

muted

#7C7B78

Preview Lab

Preview with #4C401B

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

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