#B4392C#B4392C

#B4392C is a mid, vivid red. Relative luminance 0.128; OKLCH L 52.3% C 0.161 H 29.6°. Best body text is #FFFFFF at 5.90:1 contrast (WCAG AA passes).

Color values

HEX	#B4392C
RGB	rgb(180, 57, 44)
HSL	hsl(6, 61%, 44%)
HSV	hsv(6, 76%, 71%)
CMYK	cmyk(0%, 68.3%, 75.6%, 29.4%)
CIE-LAB	lab(42.48, 48.95, 35.68)
CIE-LCH	lch(42.48, 60.58, 36.09°)
OKLab	oklab(52.29% 0.1403 0.0796)
OKLCH	oklch(52.29% 0.161 29.6)
XYZ	xyz(20.7425, 12.8145, 3.7636)
Luminance	0.1281 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B4392C #2CA7B4

analogous

#B42C63 #B4392C #B47D2C

triadic

#B4392C #2CB439 #392CB4

tetradic

#B4392C #63B42C #2CA7B4 #7D2CB4

square

#B4392C #63B42C #2CA7B4 #7D2CB4

split-complementary

#B4392C #2CB47D #2C63B4

monochromatic

#521A14 #832920 #B4392C #D3574A #DF857C

Accessibility & contrast

On white

5.90

#B4392C on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.56

#B4392C on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B4392C

5.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B4392C	#FFFFFF	#000000	##FFFFFF
##B4392C	1.00	5.90	3.56	5.90
#FFFFFF	5.90	1.00	21.00	1.00
#000000	3.56	21.00	1.00	21.00
##FFFFFF	5.90	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5C532A

Deuteranopia (green-blind)

#7B6E28

Tritanopia (blue-blind)

#C61237

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #b4392c;
/* rgb */ color: rgb(180, 57, 44);
/* oklch */ color: oklch(52.3% 0.161 29.6);

Tailwind

colors: {
  custom: {
    50: '#d37766',
    500: '#b4392c',
    950: '#000000',
  },
}

SCSS

$custom: #b4392c;
$custom-light: #d37766;
$custom-dark: #000000;

JSON

{
  "hex": "#b4392c",
  "rgb": {
    "r": 180,
    "g": 57,
    "b": 44
  },
  "hsl": {
    "h": 5.735,
    "s": 60.714,
    "l": 43.922
  },
  "oklch": {
    "l": 0.5229,
    "c": 0.16132,
    "h": 29.6
  },
  "luminance": 0.12811
}

Semantic roles & 50–950 ramp

primary

#B4392C

secondary

#75BFC7

accent

#D5E444

background

#FEF7F6

surface

#FCEDEB

border

#D5C8C6

text

#160906

muted

#847B7A

Preview Lab

Preview with #B4392C

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

Preview Lab → · Contrast checker → · Palette generator →