#B1232C#B1232C

#B1232C is a mid, vivid red. Relative luminance 0.107; OKLCH L 49.7% C 0.177 H 23.8°. Best body text is #FFFFFF at 6.67:1 contrast (WCAG AA passes).

Color values

HEX	#B1232C
RGB	rgb(177, 35, 44)
HSL	hsl(356, 67%, 42%)
HSV	hsv(356, 80%, 69%)
CMYK	cmyk(0%, 80.2%, 75.1%, 30.6%)
CIE-LAB	lab(39.13, 55.70, 31.80)
CIE-LCH	lch(39.13, 64.14, 29.72°)
OKLab	oklab(49.69% 0.162 0.0713)
OKLCH	oklch(49.69% 0.177 23.8)
XYZ	xyz(19.1894, 10.7341, 3.4439)
Luminance	0.1073 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B1232C #23B1A8

analogous

#B12373 #B1232C #B16123

triadic

#B1232C #2CB123 #232CB1

tetradic

#B1232C #73B123 #23B1A8 #6123B1

square

#B1232C #73B123 #23B1A8 #6123B1

split-complementary

#B1232C #23B161 #2373B1

monochromatic

#4B0F13 #7E191F #B1232C #D83943 #E26C74

Accessibility & contrast

On white

6.67

#B1232C on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.15

#B1232C on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B1232C

6.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B1232C	#FFFFFF	#000000	##FFFFFF
##B1232C	1.00	6.67	3.15	6.67
#FFFFFF	6.67	1.00	21.00	1.00
#000000	3.15	21.00	1.00	21.00
##FFFFFF	6.67	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#50492B

Deuteranopia (green-blind)

#736727

Tritanopia (blue-blind)

#C30028

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #b1232c;
/* rgb */ color: rgb(177, 35, 44);
/* oklch */ color: oklch(49.7% 0.177 23.8);

Tailwind

colors: {
  custom: {
    50: '#d16c65',
    500: '#b1232c',
    950: '#000000',
  },
}

SCSS

$custom: #b1232c;
$custom-light: #d16c65;
$custom-dark: #000000;

JSON

{
  "hex": "#b1232c",
  "rgb": {
    "r": 177,
    "g": 35,
    "b": 44
  },
  "hsl": {
    "h": 356.197,
    "s": 66.981,
    "l": 41.569
  },
  "oklch": {
    "l": 0.49686,
    "c": 0.17698,
    "h": 23.8
  },
  "luminance": 0.10731
}

Semantic roles & 50–950 ramp

primary

#B1232C

secondary

#68C8C2

accent

#EADF3E

background

#FEF6F6

surface

#FCECEB

border

#D5C7C6

text

#160805

muted

#847A7A

Preview Lab

Preview with #B1232C

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

Preview Lab → · Contrast checker → · Palette generator →