#4B3B0B#4B3B0B

#4B3B0B is a dark, moderate yellow. Relative luminance 0.046; OKLCH L 36.0% C 0.066 H 89.3°. Best body text is #FFFFFF at 10.88:1 contrast (WCAG AA passes).

Color values

HEX	#4B3B0B
RGB	rgb(75, 59, 11)
HSL	hsl(45, 74%, 17%)
HSV	hsv(45, 85%, 29%)
CMYK	cmyk(0%, 21.3%, 85.3%, 70.6%)
CIE-LAB	lab(25.71, 1.46, 30.37)
CIE-LCH	lch(25.71, 30.41, 87.25°)
OKLab	oklab(36.01% 0.0008 0.0664)
OKLCH	oklch(36.01% 0.066 89.3)
XYZ	xyz(4.5263, 4.6482, 0.9753)
Luminance	0.0465 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B3B0B #0B1B4B

analogous

#4B1B0B #4B3B0B #3B4B0B

triadic

#4B3B0B #0B4B3B #3B0B4B

tetradic

#4B3B0B #0B4B1B #0B1B4B #4B0B3B

square

#4B3B0B #0B4B1B #0B1B4B #4B0B3B

split-complementary

#4B3B0B #0B3B4B #1B0B4B

monochromatic

#1B1504 #1B1504 #4B3B0B #806513 #B68F1B

Accessibility & contrast

On white

10.88

#4B3B0B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.93

#4B3B0B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4B3B0B

10.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B3B0B	#FFFFFF	#000000	##FFFFFF
##4B3B0B	1.00	10.88	1.93	10.88
#FFFFFF	10.88	1.00	21.00	1.00
#000000	1.93	21.00	1.00	21.00
##FFFFFF	10.88	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#433A04

Deuteranopia (green-blind)

#473F0E

Tritanopia (blue-blind)

#523532

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #4b3b0b;
/* rgb */ color: rgb(75, 59, 11);
/* oklch */ color: oklch(36.0% 0.066 89.3);

Tailwind

colors: {
  custom: {
    50: '#80704e',
    500: '#4b3b0b',
    950: '#000000',
  },
}

SCSS

$custom: #4b3b0b;
$custom-light: #80704e;
$custom-dark: #000000;

JSON

{
  "hex": "#4b3b0b",
  "rgb": {
    "r": 75,
    "g": 59,
    "b": 11
  },
  "hsl": {
    "h": 45,
    "s": 74.419,
    "l": 16.863
  },
  "oklch": {
    "l": 0.36012,
    "c": 0.06638,
    "h": 89.3
  },
  "luminance": 0.04648
}

Semantic roles & 50–950 ramp

primary

#4B3B0B

secondary

#2B4287

accent

#65F137

background

#F8F6F4

surface

#EFECE7

border

#CAC7C3

text

#0B0702

muted

#7C7A78

Preview Lab

Preview with #4B3B0B

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

Preview Lab → · Contrast checker → · Palette generator →