#B13438#B13438

#B13438 is a mid, vivid red. Relative luminance 0.121; OKLCH L 51.4% C 0.161 H 23.2°. Best body text is #FFFFFF at 6.14:1 contrast (WCAG AA passes).

Color values

HEX	#B13438
RGB	rgb(177, 52, 56)
HSL	hsl(358, 55%, 45%)
HSV	hsv(358, 71%, 69%)
CMYK	cmyk(0%, 70.6%, 68.4%, 30.6%)
CIE-LAB	lab(41.36, 50.52, 27.20)
CIE-LCH	lch(41.36, 57.38, 28.29°)
OKLab	oklab(51.4% 0.1482 0.0635)
OKLCH	oklch(51.4% 0.161 23.2)
XYZ	xyz(20.0754, 12.0916, 5.0174)
Luminance	0.1209 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B13438 #34B1AD

analogous

#B13477 #B13438 #B16F34

triadic

#B13438 #38B134 #3438B1

tetradic

#B13438 #77B134 #34B1AD #6F34B1

square

#B13438 #77B134 #34B1AD #6F34B1

split-complementary

#B13438 #34B16F #3477B1

monochromatic

#52181A #822629 #B13438 #CD5559 #DB8487

Accessibility & contrast

On white

6.14

#B13438 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.42

#B13438 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B13438

6.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B13438	#FFFFFF	#000000	##FFFFFF
##B13438	1.00	6.14	3.42	6.14
#FFFFFF	6.14	1.00	21.00	1.00
#000000	3.42	21.00	1.00	21.00
##FFFFFF	6.14	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#575137

Deuteranopia (green-blind)

#766B34

Tritanopia (blue-blind)

#C20B37

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #b13438;
/* rgb */ color: rgb(177, 52, 56);
/* oklch */ color: oklch(51.4% 0.161 23.2);

Tailwind

colors: {
  custom: {
    50: '#d0746e',
    500: '#b13438',
    950: '#000000',
  },
}

SCSS

$custom: #b13438;
$custom-light: #d0746e;
$custom-dark: #000000;

JSON

{
  "hex": "#b13438",
  "rgb": {
    "r": 177,
    "g": 52,
    "b": 56
  },
  "hsl": {
    "h": 358.08,
    "s": 54.585,
    "l": 44.902
  },
  "oklch": {
    "l": 0.51401,
    "c": 0.1612,
    "h": 23.2
  },
  "luminance": 0.12089
}

Semantic roles & 50–950 ramp

primary

#B13438

secondary

#7CC5C2

accent

#DED94A

background

#FDF7F6

surface

#FBEDEC

border

#D4C8C7

text

#150907

muted

#837B7A

Preview Lab

Preview with #B13438

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

Preview Lab → · Contrast checker → · Palette generator →