#B1343B#B1343B

#B1343B is a mid, vivid red. Relative luminance 0.121; OKLCH L 51.5% C 0.161 H 21.9°. Best body text is #FFFFFF at 6.13:1 contrast (WCAG AA passes).

Color values

HEX	#B1343B
RGB	rgb(177, 52, 59)
HSL	hsl(357, 55%, 45%)
HSV	hsv(357, 71%, 69%)
CMYK	cmyk(0%, 70.6%, 66.7%, 30.6%)
CIE-LAB	lab(41.41, 50.69, 25.43)
CIE-LCH	lch(41.41, 56.71, 26.64°)
OKLab	oklab(51.45% 0.1493 0.06)
OKLCH	oklch(51.45% 0.161 21.9)
XYZ	xyz(20.1510, 12.1218, 5.4155)
Luminance	0.1212 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B1343B #34B1AA

analogous

#B1347A #B1343B #B16C34

triadic

#B1343B #3BB134 #343BB1

tetradic

#B1343B #7AB134 #34B1AA #6C34B1

square

#B1343B #7AB134 #34B1AA #6C34B1

split-complementary

#B1343B #34B16C #347AB1

monochromatic

#52181B #82262B #B1343B #CD555C #DB8489

Accessibility & contrast

On white

6.13

#B1343B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.42

#B1343B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B1343B

6.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B1343B	#FFFFFF	#000000	##FFFFFF
##B1343B	1.00	6.13	3.42	6.13
#FFFFFF	6.13	1.00	21.00	1.00
#000000	3.42	21.00	1.00	21.00
##FFFFFF	6.13	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#56513A

Deuteranopia (green-blind)

#766B37

Tritanopia (blue-blind)

#C20D38

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #b1343b;
/* rgb */ color: rgb(177, 52, 59);
/* oklch */ color: oklch(51.5% 0.161 21.9);

Tailwind

colors: {
  custom: {
    50: '#d07471',
    500: '#b1343b',
    950: '#000000',
  },
}

SCSS

$custom: #b1343b;
$custom-light: #d07471;
$custom-dark: #000000;

JSON

{
  "hex": "#b1343b",
  "rgb": {
    "r": 177,
    "g": 52,
    "b": 59
  },
  "hsl": {
    "h": 356.64,
    "s": 54.585,
    "l": 44.902
  },
  "oklch": {
    "l": 0.51452,
    "c": 0.16092,
    "h": 21.9
  },
  "luminance": 0.12119
}

Semantic roles & 50–950 ramp

primary

#B1343B

secondary

#7CC5C0

accent

#DED64A

background

#FDF7F6

surface

#FBEDEC

border

#D4C8C7

text

#150907

muted

#837B7A

Preview Lab

Preview with #B1343B

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

Preview Lab → · Contrast checker → · Palette generator →