#B4315F#B4315F

#B4315F is a mid, vivid pink. Relative luminance 0.127; OKLCH L 52.5% C 0.170 H 4.0°. Best body text is #FFFFFF at 5.92:1 contrast (WCAG AA passes).

Color values

HEX	#B4315F
RGB	rgb(180, 49, 95)
HSL	hsl(339, 57%, 45%)
HSV	hsv(339, 73%, 71%)
CMYK	cmyk(0%, 72.8%, 47.2%, 29.4%)
CIE-LAB	lab(42.35, 55.42, 4.39)
CIE-LCH	lch(42.35, 55.60, 4.53°)
OKLab	oklab(52.51% 0.1695 0.0118)
OKLCH	oklch(52.51% 0.17 4)
XYZ	xyz(21.9880, 12.7290, 12.1233)
Luminance	0.1273 (WCAG relative)
Temperature	warm
Family	pink

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B4315F #31B486

analogous

#B431A1 #B4315F #B44431

triadic

#B4315F #5FB431 #315FB4

tetradic

#B4315F #A1B431 #31B486 #4431B4

square

#B4315F #A1B431 #31B486 #4431B4

split-complementary

#B4315F #31B444 #31A1B4

monochromatic

#54172C #842446 #B4315F #D0527E #DD82A2

Accessibility & contrast

On white

5.92

#B4315F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.55

#B4315F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B4315F

5.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B4315F	#FFFFFF	#000000	##FFFFFF
##B4315F	1.00	5.92	3.55	5.92
#FFFFFF	5.92	1.00	21.00	1.00
#000000	3.55	21.00	1.00	21.00
##FFFFFF	5.92	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4F5460

Deuteranopia (green-blind)

#726D5C

Tritanopia (blue-blind)

#C41944

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #b4315f;
/* rgb */ color: rgb(180, 49, 95);
/* oklch */ color: oklch(52.5% 0.170 4.0);

Tailwind

colors: {
  custom: {
    50: '#d0748c',
    500: '#b4315f',
    950: '#000000',
  },
}

SCSS

$custom: #b4315f;
$custom-light: #d0748c;
$custom-dark: #000000;

JSON

{
  "hex": "#b4315f",
  "rgb": {
    "r": 180,
    "g": 49,
    "b": 95
  },
  "hsl": {
    "h": 338.931,
    "s": 57.205,
    "l": 44.902
  },
  "oklch": {
    "l": 0.52512,
    "c": 0.16995,
    "h": 4
  },
  "luminance": 0.12726
}

Semantic roles & 50–950 ramp

primary

#B4315F

secondary

#7BC6AC

accent

#E0AB47

background

#FDF7F8

surface

#FBEDF0

border

#D4C8CB

text

#15090C

muted

#837B7D

Preview Lab

Preview with #B4315F

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

Preview Lab → · Contrast checker → · Palette generator →