#B3473F#B3473F

#B3473F is a mid, vivid red. Relative luminance 0.144; OKLCH L 54.1% C 0.142 H 27.1°. Best body text is #FFFFFF at 5.40:1 contrast (WCAG AA passes).

Color values

HEX	#B3473F
RGB	rgb(179, 71, 63)
HSL	hsl(4, 48%, 47%)
HSV	hsv(4, 65%, 70%)
CMYK	cmyk(0%, 60.3%, 64.8%, 29.8%)
CIE-LAB	lab(44.87, 43.41, 27.41)
CIE-LCH	lch(44.87, 51.34, 32.27°)
OKLab	oklab(54.14% 0.1269 0.0649)
OKLCH	oklch(54.14% 0.142 27.1)
XYZ	xyz(21.7429, 14.4519, 6.3462)
Luminance	0.1445 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B3473F #3FABB3

analogous

#B33F71 #B3473F #B3813F

triadic

#B3473F #3FB347 #473FB3

tetradic

#B3473F #71B33F #3FABB3 #813FB3

square

#B3473F #71B33F #3FABB3 #813FB3

split-complementary

#B3473F #3FB381 #3F71B3

monochromatic

#58231F #86352F #B3473F #C96D66 #D99893

Accessibility & contrast

On white

5.40

#B3473F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.89

#B3473F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B3473F

5.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B3473F	#FFFFFF	#000000	##FFFFFF
##B3473F	1.00	5.40	3.89	5.40
#FFFFFF	5.40	1.00	21.00	1.00
#000000	3.89	21.00	1.00	21.00
##FFFFFF	5.40	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#635C3E

Deuteranopia (green-blind)

#7E733C

Tritanopia (blue-blind)

#C43146

Achromatopsia (no color)

#6A6A6A

Design tokens & code

CSS

--color: #b3473f;
/* rgb */ color: rgb(179, 71, 63);
/* oklch */ color: oklch(54.1% 0.142 27.1);

Tailwind

colors: {
  custom: {
    50: '#d07e74',
    500: '#b3473f',
    950: '#000000',
  },
}

SCSS

$custom: #b3473f;
$custom-light: #d07e74;
$custom-dark: #000000;

JSON

{
  "hex": "#b3473f",
  "rgb": {
    "r": 179,
    "g": 71,
    "b": 63
  },
  "hsl": {
    "h": 4.138,
    "s": 47.934,
    "l": 47.451
  },
  "oklch": {
    "l": 0.54138,
    "c": 0.14249,
    "h": 27.1
  },
  "luminance": 0.14449
}

Semantic roles & 50–950 ramp

primary

#B3473F

secondary

#89C0C4

accent

#CED850

background

#FDF7F7

surface

#FBEEED

border

#D4C9C8

text

#150A08

muted

#837C7B

Preview Lab

Preview with #B3473F

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

Preview Lab → · Contrast checker → · Palette generator →