#B21451#B21451

#B21451 is a mid, vivid pink. Relative luminance 0.106; OKLCH L 49.7% C 0.189 H 6.4°. Best body text is #FFFFFF at 6.75:1 contrast (WCAG AA passes).

Color values

HEX	#B21451
RGB	rgb(178, 20, 81)
HSL	hsl(337, 80%, 39%)
HSV	hsv(337, 89%, 70%)
CMYK	cmyk(0%, 88.8%, 54.5%, 30.2%)
CIE-LAB	lab(38.83, 61.53, 8.19)
CIE-LCH	lch(38.83, 62.07, 7.58°)
OKLab	oklab(49.73% 0.188 0.0211)
OKLCH	oklch(49.73% 0.189 6.4)
XYZ	xyz(20.0974, 10.5624, 8.7635)
Luminance	0.1056 (WCAG relative)
Temperature	warm
Family	pink

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B21451 #14B275

analogous

#B214A0 #B21451 #B22614

triadic

#B21451 #51B214 #1451B2

tetradic

#B21451 #A0B214 #14B275 #2614B2

square

#B21451 #A0B214 #14B275 #2614B2

split-complementary

#B21451 #14B226 #14A0B2

monochromatic

#44081F #7B0E38 #B21451 #E61E6B #EC558F

Accessibility & contrast

On white

6.75

#B21451 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.11

#B21451 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B21451

6.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B21451	#FFFFFF	#000000	##FFFFFF
##B21451	1.00	6.75	3.11	6.75
#FFFFFF	6.75	1.00	21.00	1.00
#000000	3.11	21.00	1.00	21.00
##FFFFFF	6.75	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#444852

Deuteranopia (green-blind)

#6C664D

Tritanopia (blue-blind)

#C30032

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #b21451;
/* rgb */ color: rgb(178, 20, 81);
/* oklch */ color: oklch(49.7% 0.189 6.4);

Tailwind

colors: {
  custom: {
    50: '#d06981',
    500: '#b21451',
    950: '#000000',
  },
}

SCSS

$custom: #b21451;
$custom-light: #d06981;
$custom-dark: #000000;

JSON

{
  "hex": "#b21451",
  "rgb": {
    "r": 178,
    "g": 20,
    "b": 81
  },
  "hsl": {
    "h": 336.835,
    "s": 79.798,
    "l": 38.824
  },
  "oklch": {
    "l": 0.49733,
    "c": 0.18922,
    "h": 6.4
  },
  "luminance": 0.10559
}

Semantic roles & 50–950 ramp

primary

#B21451

secondary

#53CE9F

accent

#F6AA32

background

#FDF6F7

surface

#FBECEE

border

#D4C7C9

text

#15070A

muted

#837A7C

Preview Lab

Preview with #B21451

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

Preview Lab → · Contrast checker → · Palette generator →