#B33551#B33551

#B33551 is a mid, vivid red. Relative luminance 0.127; OKLCH L 52.4% C 0.162 H 11.8°. Best body text is #FFFFFF at 5.92:1 contrast (WCAG AA passes).

Color values

HEX	#B33551
RGB	rgb(179, 53, 81)
HSL	hsl(347, 54%, 45%)
HSV	hsv(347, 70%, 70%)
CMYK	cmyk(0%, 70.4%, 54.7%, 29.8%)
CIE-LAB	lab(42.35, 52.44, 13.11)
CIE-LCH	lch(42.35, 54.05, 14.04°)
OKLab	oklab(52.36% 0.1586 0.033)
OKLCH	oklch(52.36% 0.162 11.8)
XYZ	xyz(21.3507, 12.7269, 9.1152)
Luminance	0.1272 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B33551 #35B397

analogous

#B33590 #B33551 #B35835

triadic

#B33551 #51B335 #3551B3

tetradic

#B33551 #90B335 #35B397 #5835B3

square

#B33551 #90B335 #35B397 #5835B3

split-complementary

#B33551 #35B358 #3590B3

monochromatic

#551926 #84273C #B33551 #CD5872 #DB879A

Accessibility & contrast

On white

5.92

#B33551 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.54

#B33551 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B33551

5.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B33551	#FFFFFF	#000000	##FFFFFF
##B33551	1.00	5.92	3.54	5.92
#FFFFFF	5.92	1.00	21.00	1.00
#000000	3.54	21.00	1.00	21.00
##FFFFFF	5.92	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#545451

Deuteranopia (green-blind)

#756D4E

Tritanopia (blue-blind)

#C31940

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #b33551;
/* rgb */ color: rgb(179, 53, 81);
/* oklch */ color: oklch(52.4% 0.162 11.8);

Tailwind

colors: {
  custom: {
    50: '#d07581',
    500: '#b33551',
    950: '#000000',
  },
}

SCSS

$custom: #b33551;
$custom-light: #d07581;
$custom-dark: #000000;

JSON

{
  "hex": "#b33551",
  "rgb": {
    "r": 179,
    "g": 53,
    "b": 81
  },
  "hsl": {
    "h": 346.667,
    "s": 54.31,
    "l": 45.49
  },
  "oklch": {
    "l": 0.5236,
    "c": 0.162,
    "h": 11.8
  },
  "luminance": 0.12724
}

Semantic roles & 50–950 ramp

primary

#B33551

secondary

#7FC5B6

accent

#DEBD4A

background

#FDF7F7

surface

#FBEDEE

border

#D4C8C9

text

#15090A

muted

#837B7C

Preview Lab

Preview with #B33551

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

Preview Lab → · Contrast checker → · Palette generator →