#B33240#B33240

#B33240 is a mid, vivid red. Relative luminance 0.122; OKLCH L 51.7% C 0.165 H 19.2°. Best body text is #FFFFFF at 6.09:1 contrast (WCAG AA passes).

Color values

HEX	#B33240
RGB	rgb(179, 50, 64)
HSL	hsl(353, 56%, 45%)
HSV	hsv(353, 72%, 70%)
CMYK	cmyk(0%, 72.1%, 64.2%, 29.8%)
CIE-LAB	lab(41.59, 52.38, 22.67)
CIE-LCH	lch(41.59, 57.08, 23.40°)
OKLab	oklab(51.69% 0.1555 0.0543)
OKLCH	oklch(51.69% 0.165 19.2)
XYZ	xyz(20.6586, 12.2381, 6.1239)
Luminance	0.1224 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B33240 #32B3A5

analogous

#B33281 #B33240 #B36432

triadic

#B33240 #40B332 #3240B3

tetradic

#B33240 #81B332 #32B3A5 #6432B3

square

#B33240 #81B332 #32B3A5 #6432B3

split-complementary

#B33240 #32B364 #3281B3

monochromatic

#53171E #83252F #B33240 #CF5361 #DC838D

Accessibility & contrast

On white

6.09

#B33240 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.45

#B33240 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B33240

6.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B33240	#FFFFFF	#000000	##FFFFFF
##B33240	1.00	6.09	3.45	6.09
#FFFFFF	6.09	1.00	21.00	1.00
#000000	3.45	21.00	1.00	21.00
##FFFFFF	6.09	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#555140

Deuteranopia (green-blind)

#766C3C

Tritanopia (blue-blind)

#C40638

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #b33240;
/* rgb */ color: rgb(179, 50, 64);
/* oklch */ color: oklch(51.7% 0.165 19.2);

Tailwind

colors: {
  custom: {
    50: '#d17374',
    500: '#b33240',
    950: '#000000',
  },
}

SCSS

$custom: #b33240;
$custom-light: #d17374;
$custom-dark: #000000;

JSON

{
  "hex": "#b33240",
  "rgb": {
    "r": 179,
    "g": 50,
    "b": 64
  },
  "hsl": {
    "h": 353.488,
    "s": 56.332,
    "l": 44.902
  },
  "oklch": {
    "l": 0.51685,
    "c": 0.16467,
    "h": 19.2
  },
  "luminance": 0.12235
}

Semantic roles & 50–950 ramp

primary

#B33240

secondary

#7BC6BE

accent

#E0CF48

background

#FDF7F7

surface

#FBEDED

border

#D4C8C8

text

#150908

muted

#837B7B

Preview Lab

Preview with #B33240

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

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