#B4193F#B4193F

#B4193F is a mid, vivid red. Relative luminance 0.108; OKLCH L 49.9% C 0.186 H 15.1°. Best body text is #FFFFFF at 6.66:1 contrast (WCAG AA passes).

Color values

HEX	#B4193F
RGB	rgb(180, 25, 63)
HSL	hsl(345, 76%, 40%)
HSV	hsv(345, 86%, 71%)
CMYK	cmyk(0%, 86.1%, 65%, 29.4%)
CIE-LAB	lab(39.17, 59.92, 20.22)
CIE-LCH	lch(39.17, 63.24, 18.64°)
OKLab	oklab(49.92% 0.1794 0.0485)
OKLCH	oklch(49.92% 0.186 15.1)
XYZ	xyz(20.0695, 10.7606, 5.7219)
Luminance	0.1076 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B4193F #19B48E

analogous

#B4198D #B4193F #B44019

triadic

#B4193F #3FB419 #193FB4

tetradic

#B4193F #8DB419 #19B48E #4019B4

square

#B4193F #8DB419 #19B48E #4019B4

split-complementary

#B4193F #19B440 #198DB4

monochromatic

#490A19 #7E122C #B4193F #E12956 #E95F81

Accessibility & contrast

On white

6.66

#B4193F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.15

#B4193F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B4193F

6.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B4193F	#FFFFFF	#000000	##FFFFFF
##B4193F	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)

#4B483F

Deuteranopia (green-blind)

#71673B

Tritanopia (blue-blind)

#C6002B

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #b4193f;
/* rgb */ color: rgb(180, 25, 63);
/* oklch */ color: oklch(49.9% 0.186 15.1);

Tailwind

colors: {
  custom: {
    50: '#d36a73',
    500: '#b4193f',
    950: '#000000',
  },
}

SCSS

$custom: #b4193f;
$custom-light: #d36a73;
$custom-dark: #000000;

JSON

{
  "hex": "#b4193f",
  "rgb": {
    "r": 180,
    "g": 25,
    "b": 63
  },
  "hsl": {
    "h": 345.29,
    "s": 75.61,
    "l": 40.196
  },
  "oklch": {
    "l": 0.49924,
    "c": 0.1858,
    "h": 15.1
  },
  "luminance": 0.10757
}

Semantic roles & 50–950 ramp

primary

#B4193F

secondary

#5CCDB1

accent

#F2C436

background

#FEF6F6

surface

#FCECEC

border

#D5C7C7

text

#160808

muted

#847A7B

Preview Lab

Preview with #B4193F

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

Preview Lab → · Contrast checker → · Palette generator →