#4B3F0F#4B3F0F

#4B3F0F is a dark, moderate yellow. Relative luminance 0.051; OKLCH L 37.0% C 0.066 H 94.6°. Best body text is #FFFFFF at 10.41:1 contrast (WCAG AA passes).

Color values

HEX	#4B3F0F
RGB	rgb(75, 63, 15)
HSL	hsl(48, 67%, 18%)
HSV	hsv(48, 80%, 29%)
CMYK	cmyk(0%, 16%, 80%, 70.6%)
CIE-LAB	lab(26.98, -0.87, 29.81)
CIE-LCH	lch(26.98, 29.82, 91.68°)
OKLab	oklab(37.02% -0.0053 0.0661)
OKLCH	oklch(37.02% 0.066 94.6)
XYZ	xyz(4.7656, 5.0856, 1.1825)
Luminance	0.0508 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B3F0F #0F1B4B

analogous

#4B210F #4B3F0F #394B0F

triadic

#4B3F0F #0F4B3F #3F0F4B

tetradic

#4B3F0F #0F4B21 #0F1B4B #4B0F39

square

#4B3F0F #0F4B21 #0F1B4B #4B0F39

split-complementary

#4B3F0F #0F394B #210F4B

monochromatic

#1A1505 #1A1505 #4B3F0F #7E6A19 #B19523

Accessibility & contrast

On white

10.41

#4B3F0F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.02

#4B3F0F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4B3F0F

10.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B3F0F	#FFFFFF	#000000	##FFFFFF
##4B3F0F	1.00	10.41	2.02	10.41
#FFFFFF	10.41	1.00	21.00	1.00
#000000	2.02	21.00	1.00	21.00
##FFFFFF	10.41	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#463E08

Deuteranopia (green-blind)

#494112

Tritanopia (blue-blind)

#523935

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #4b3f0f;
/* rgb */ color: rgb(75, 63, 15);
/* oklch */ color: oklch(37.0% 0.066 94.6);

Tailwind

colors: {
  custom: {
    50: '#807351',
    500: '#4b3f0f',
    950: '#000000',
  },
}

SCSS

$custom: #4b3f0f;
$custom-light: #807351;
$custom-dark: #000000;

JSON

{
  "hex": "#4b3f0f",
  "rgb": {
    "r": 75,
    "g": 63,
    "b": 15
  },
  "hsl": {
    "h": 48,
    "s": 66.667,
    "l": 17.647
  },
  "oklch": {
    "l": 0.37023,
    "c": 0.06634,
    "h": 94.6
  },
  "luminance": 0.05085
}

Semantic roles & 50–950 ramp

primary

#4B3F0F

secondary

#304185

accent

#60EA3E

background

#F8F6F4

surface

#EFECE7

border

#CAC7C3

text

#0A0802

muted

#7C7B78

Preview Lab

Preview with #4B3F0F

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

Preview Lab → · Contrast checker → · Palette generator →