#B31F5F#B31F5F

#B31F5F is a mid, vivid pink. Relative luminance 0.114; OKLCH L 50.9% C 0.186 H 1.2°. Best body text is #FFFFFF at 6.41:1 contrast (WCAG AA passes).

Color values

HEX	#B31F5F
RGB	rgb(179, 31, 95)
HSL	hsl(334, 70%, 41%)
HSV	hsv(334, 83%, 70%)
CMYK	cmyk(0%, 82.7%, 46.9%, 29.8%)
CIE-LAB	lab(40.23, 60.59, 1.31)
CIE-LCH	lch(40.23, 60.60, 1.24°)
OKLab	oklab(50.92% 0.1862 0.004)
OKLCH	oklch(50.92% 0.186 1.2)
XYZ	xyz(21.1477, 11.3928, 11.9097)
Luminance	0.1139 (WCAG relative)
Temperature	warm
Family	pink

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B31F5F #1FB373

analogous

#B31FA9 #B31F5F #B3291F

triadic

#B31F5F #5FB31F #1F5FB3

tetradic

#B31F5F #A9B31F #1FB373 #291FB3

square

#B31F5F #A9B31F #1FB373 #291FB3

split-complementary

#B31F5F #1FB329 #1FA9B3

monochromatic

#4B0D28 #7F1643 #B31F5F #DC337C #E5689E

Accessibility & contrast

On white

6.41

#B31F5F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.28

#B31F5F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B31F5F

6.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B31F5F	#FFFFFF	#000000	##FFFFFF
##B31F5F	1.00	6.41	3.28	6.41
#FFFFFF	6.41	1.00	21.00	1.00
#000000	3.28	21.00	1.00	21.00
##FFFFFF	6.41	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#454D60

Deuteranopia (green-blind)

#6C695C

Tritanopia (blue-blind)

#C3003D

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #b31f5f;
/* rgb */ color: rgb(179, 31, 95);
/* oklch */ color: oklch(50.9% 0.186 1.2);

Tailwind

colors: {
  custom: {
    50: '#d06d8c',
    500: '#b31f5f',
    950: '#000000',
  },
}

SCSS

$custom: #b31f5f;
$custom-light: #d06d8c;
$custom-dark: #000000;

JSON

{
  "hex": "#b31f5f",
  "rgb": {
    "r": 179,
    "g": 31,
    "b": 95
  },
  "hsl": {
    "h": 334.054,
    "s": 70.476,
    "l": 41.176
  },
  "oklch": {
    "l": 0.50921,
    "c": 0.18627,
    "h": 1.2
  },
  "luminance": 0.1139
}

Semantic roles & 50–950 ramp

primary

#B31F5F

secondary

#64CA9E

accent

#EDA03B

background

#FDF7F8

surface

#FBEDF0

border

#D4C8CB

text

#15080C

muted

#837B7D

Preview Lab

Preview with #B31F5F

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

Preview Lab → · Contrast checker → · Palette generator →