#B4471B#B4471B

#B4471B is a mid, vivid orange. Relative luminance 0.143; OKLCH L 53.9% C 0.152 H 40.1°. Best body text is #FFFFFF at 5.44:1 contrast (WCAG AA passes).

Color values

HEX	#B4471B
RGB	rgb(180, 71, 27)
HSL	hsl(17, 74%, 41%)
HSV	hsv(17, 85%, 71%)
CMYK	cmyk(0%, 60.6%, 85%, 29.4%)
CIE-LAB	lab(44.65, 42.17, 46.43)
CIE-LCH	lch(44.65, 62.72, 47.75°)
OKLab	oklab(53.87% 0.1163 0.0978)
OKLCH	oklch(53.87% 0.152 40.1)
XYZ	xyz(21.2758, 14.2919, 2.6750)
Luminance	0.1429 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B4471B #1B88B4

analogous

#B41B3B #B4471B #B4931B

triadic

#B4471B #1BB447 #471BB4

tetradic

#B4471B #3BB41B #1B88B4 #931BB4

square

#B4471B #3BB41B #1B88B4 #931BB4

split-complementary

#B4471B #1BB493 #1B3BB4

monochromatic

#4A1D0B #7F3213 #B4471B #DF602D #E78862

Accessibility & contrast

On white

5.44

#B4471B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.86

#B4471B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B4471B

5.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B4471B	#FFFFFF	#000000	##FFFFFF
##B4471B	1.00	5.44	3.86	5.44
#FFFFFF	5.44	1.00	21.00	1.00
#000000	3.86	21.00	1.00	21.00
##FFFFFF	5.44	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#665A13

Deuteranopia (green-blind)

#817316

Tritanopia (blue-blind)

#C62B3F

Achromatopsia (no color)

#6A6A6A

Design tokens & code

CSS

--color: #b4471b;
/* rgb */ color: rgb(180, 71, 27);
/* oklch */ color: oklch(53.9% 0.152 40.1);

Tailwind

colors: {
  custom: {
    50: '#d37e5c',
    500: '#b4471b',
    950: '#000000',
  },
}

SCSS

$custom: #b4471b;
$custom-light: #d37e5c;
$custom-dark: #000000;

JSON

{
  "hex": "#b4471b",
  "rgb": {
    "r": 180,
    "g": 71,
    "b": 27
  },
  "hsl": {
    "h": 17.255,
    "s": 73.913,
    "l": 40.588
  },
  "oklch": {
    "l": 0.53874,
    "c": 0.152,
    "h": 40.1
  },
  "luminance": 0.14289
}

Semantic roles & 50–950 ramp

primary

#B4471B

secondary

#5FADCC

accent

#BBF137

background

#FEF7F5

surface

#FCEEE9

border

#D5C9C5

text

#160A04

muted

#847C79

Preview Lab

Preview with #B4471B

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

Preview Lab → · Contrast checker → · Palette generator →