#4B1C0B#4B1C0B

#4B1C0B is a dark, moderate orange. Relative luminance 0.024; OKLCH L 29.4% C 0.077 H 39.5°. Best body text is #FFFFFF at 14.28:1 contrast (WCAG AA passes).

Color values

HEX	#4B1C0B
RGB	rgb(75, 28, 11)
HSL	hsl(16, 74%, 17%)
HSV	hsv(16, 85%, 29%)
CMYK	cmyk(0%, 62.7%, 85.3%, 70.6%)
CIE-LAB	lab(17.23, 21.15, 21.23)
CIE-LCH	lch(17.23, 29.97, 45.11°)
OKLab	oklab(29.44% 0.0591 0.0487)
OKLCH	oklch(29.44% 0.077 39.5)
XYZ	xyz(3.3777, 2.3510, 0.5925)
Luminance	0.0235 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B1C0B #0B3A4B

analogous

#4B0B1A #4B1C0B #4B3C0B

triadic

#4B1C0B #0B4B1C #1C0B4B

tetradic

#4B1C0B #1A4B0B #0B3A4B #3C0B4B

square

#4B1C0B #1A4B0B #0B3A4B #3C0B4B

split-complementary

#4B1C0B #0B4B3C #0B1A4B

monochromatic

#1B0A04 #1B0A04 #4B1C0B #803013 #B6441B

Accessibility & contrast

On white

14.28

#4B1C0B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.47

#4B1C0B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4B1C0B

14.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B1C0B	#FFFFFF	#000000	##FFFFFF
##4B1C0B	1.00	14.28	1.47	14.28
#FFFFFF	14.28	1.00	21.00	1.00
#000000	1.47	21.00	1.00	21.00
##FFFFFF	14.28	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#292409

Deuteranopia (green-blind)

#352E0A

Tritanopia (blue-blind)

#531118

Achromatopsia (no color)

#2A2A2A

Design tokens & code

CSS

--color: #4b1c0b;
/* rgb */ color: rgb(75, 28, 11);
/* oklch */ color: oklch(29.4% 0.077 39.5);

Tailwind

colors: {
  custom: {
    50: '#825a4c',
    500: '#4b1c0b',
    950: '#000000',
  },
}

SCSS

$custom: #4b1c0b;
$custom-light: #825a4c;
$custom-dark: #000000;

JSON

{
  "hex": "#4b1c0b",
  "rgb": {
    "r": 75,
    "g": 28,
    "b": 11
  },
  "hsl": {
    "h": 15.938,
    "s": 74.419,
    "l": 16.863
  },
  "oklch": {
    "l": 0.29444,
    "c": 0.07654,
    "h": 39.5
  },
  "luminance": 0.02351
}

Semantic roles & 50–950 ramp

primary

#4B1C0B

secondary

#2B6F87

accent

#C0F137

background

#F8F5F4

surface

#F0E9E7

border

#CBC5C3

text

#0B0401

muted

#7C7977

Preview Lab

Preview with #4B1C0B

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

Preview Lab → · Contrast checker → · Palette generator →