#B1232F#B1232F

#B1232F is a mid, vivid red. Relative luminance 0.108; OKLCH L 49.7% C 0.177 H 22.7°. Best body text is #FFFFFF at 6.66:1 contrast (WCAG AA passes).

Color values

HEX	#B1232F
RGB	rgb(177, 35, 47)
HSL	hsl(355, 67%, 42%)
HSV	hsv(355, 80%, 69%)
CMYK	cmyk(0%, 80.2%, 73.4%, 30.6%)
CIE-LAB	lab(39.17, 55.82, 30.04)
CIE-LCH	lch(39.17, 63.39, 28.29°)
OKLab	oklab(49.73% 0.163 0.0682)
OKLCH	oklch(49.73% 0.177 22.7)
XYZ	xyz(19.2478, 10.7575, 3.7517)
Luminance	0.1075 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B1232F #23B1A5

analogous

#B12376 #B1232F #B15E23

triadic

#B1232F #2FB123 #232FB1

tetradic

#B1232F #76B123 #23B1A5 #5E23B1

square

#B1232F #76B123 #23B1A5 #5E23B1

split-complementary

#B1232F #23B15E #2376B1

monochromatic

#4B0F14 #7E1921 #B1232F #D83947 #E26C76

Accessibility & contrast

On white

6.66

#B1232F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.15

#B1232F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B1232F

6.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B1232F	#FFFFFF	#000000	##FFFFFF
##B1232F	1.00	6.66	3.15	6.66
#FFFFFF	6.66	1.00	21.00	1.00
#000000	3.15	21.00	1.00	21.00
##FFFFFF	6.66	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4F492E

Deuteranopia (green-blind)

#72672A

Tritanopia (blue-blind)

#C30029

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #b1232f;
/* rgb */ color: rgb(177, 35, 47);
/* oklch */ color: oklch(49.7% 0.177 22.7);

Tailwind

colors: {
  custom: {
    50: '#d16c67',
    500: '#b1232f',
    950: '#000000',
  },
}

SCSS

$custom: #b1232f;
$custom-light: #d16c67;
$custom-dark: #000000;

JSON

{
  "hex": "#b1232f",
  "rgb": {
    "r": 177,
    "g": 35,
    "b": 47
  },
  "hsl": {
    "h": 354.93,
    "s": 66.981,
    "l": 41.569
  },
  "oklch": {
    "l": 0.49728,
    "c": 0.17672,
    "h": 22.7
  },
  "luminance": 0.10754
}

Semantic roles & 50–950 ramp

primary

#B1232F

secondary

#68C8C0

accent

#EADB3E

background

#FEF6F6

surface

#FCECEB

border

#D5C7C6

text

#160806

muted

#847A7A

Preview Lab

Preview with #B1232F

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

Preview Lab → · Contrast checker → · Palette generator →