#B4173F#B4173F

#B4173F is a mid, vivid pink. Relative luminance 0.107; OKLCH L 49.8% C 0.187 H 14.9°. Best body text is #FFFFFF at 6.70:1 contrast (WCAG AA passes).

Color values

HEX	#B4173F
RGB	rgb(180, 23, 63)
HSL	hsl(345, 77%, 40%)
HSV	hsv(345, 87%, 71%)
CMYK	cmyk(0%, 87.2%, 65%, 29.4%)
CIE-LAB	lab(39.03, 60.32, 20.03)
CIE-LCH	lch(39.03, 63.56, 18.37°)
OKLab	oklab(49.82% 0.1807 0.0481)
OKLCH	oklch(49.82% 0.187 14.9)
XYZ	xyz(20.0282, 10.6781, 5.7082)
Luminance	0.1067 (WCAG relative)
Temperature	warm
Family	pink

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B4173F #17B48C

analogous

#B4178E #B4173F #B43D17

triadic

#B4173F #3FB417 #173FB4

tetradic

#B4173F #8EB417 #17B48C #3D17B4

square

#B4173F #8EB417 #17B48C #3D17B4

split-complementary

#B4173F #17B43D #178EB4

monochromatic

#470919 #7E102C #B4173F #E32555 #EA5B80

Accessibility & contrast

On white

6.70

#B4173F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.14

#B4173F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B4173F

6.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B4173F	#FFFFFF	#000000	##FFFFFF
##B4173F	1.00	6.70	3.14	6.70
#FFFFFF	6.70	1.00	21.00	1.00
#000000	3.14	21.00	1.00	21.00
##FFFFFF	6.70	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4A483F

Deuteranopia (green-blind)

#71673B

Tritanopia (blue-blind)

#C6002A

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #b4173f;
/* rgb */ color: rgb(180, 23, 63);
/* oklch */ color: oklch(49.8% 0.187 14.9);

Tailwind

colors: {
  custom: {
    50: '#d36a73',
    500: '#b4173f',
    950: '#000000',
  },
}

SCSS

$custom: #b4173f;
$custom-light: #d36a73;
$custom-dark: #000000;

JSON

{
  "hex": "#b4173f",
  "rgb": {
    "r": 180,
    "g": 23,
    "b": 63
  },
  "hsl": {
    "h": 344.713,
    "s": 77.34,
    "l": 39.804
  },
  "oklch": {
    "l": 0.4982,
    "c": 0.18696,
    "h": 14.9
  },
  "luminance": 0.10675
}

Semantic roles & 50–950 ramp

primary

#B4173F

secondary

#59CEB0

accent

#F4C334

background

#FEF6F6

surface

#FCECEC

border

#D5C7C7

text

#160708

muted

#847A7B

Preview Lab

Preview with #B4173F

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

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