#B33230#B33230

#B33230 is a mid, vivid red. Relative luminance 0.121; OKLCH L 51.4% C 0.166 H 25.9°. Best body text is #FFFFFF at 6.15:1 contrast (WCAG AA passes).

Color values

HEX	#B33230
RGB	rgb(179, 50, 48)
HSL	hsl(1, 58%, 45%)
HSV	hsv(1, 73%, 70%)
CMYK	cmyk(0%, 72.1%, 73.2%, 29.8%)
CIE-LAB	lab(41.35, 51.53, 32.05)
CIE-LCH	lch(41.35, 60.69, 31.88°)
OKLab	oklab(51.42% 0.1494 0.0727)
OKLCH	oklch(51.42% 0.166 25.9)
XYZ	xyz(20.2668, 12.0814, 4.0605)
Luminance	0.1208 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B33230 #30B1B3

analogous

#B33070 #B33230 #B37430

triadic

#B33230 #30B332 #3230B3

tetradic

#B33230 #70B330 #30B1B3 #7430B3

square

#B33230 #70B330 #30B1B3 #7430B3

split-complementary

#B33230 #30B374 #3070B3

monochromatic

#521716 #832523 #B33230 #D05250 #DD8280

Accessibility & contrast

On white

6.15

#B33230 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.42

#B33230 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B33230

6.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B33230	#FFFFFF	#000000	##FFFFFF
##B33230	1.00	6.15	3.42	6.15
#FFFFFF	6.15	1.00	21.00	1.00
#000000	3.42	21.00	1.00	21.00
##FFFFFF	6.15	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#57502E

Deuteranopia (green-blind)

#786C2C

Tritanopia (blue-blind)

#C50033

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #b33230;
/* rgb */ color: rgb(179, 50, 48);
/* oklch */ color: oklch(51.4% 0.166 25.9);

Tailwind

colors: {
  custom: {
    50: '#d27368',
    500: '#b33230',
    950: '#000000',
  },
}

SCSS

$custom: #b33230;
$custom-light: #d27368;
$custom-dark: #000000;

JSON

{
  "hex": "#b33230",
  "rgb": {
    "r": 179,
    "g": 50,
    "b": 48
  },
  "hsl": {
    "h": 0.916,
    "s": 57.709,
    "l": 44.51
  },
  "oklch": {
    "l": 0.51421,
    "c": 0.16614,
    "h": 25.9
  },
  "luminance": 0.12078
}

Semantic roles & 50–950 ramp

primary

#B33230

secondary

#79C5C6

accent

#DFE147

background

#FEF7F6

surface

#FCEDEB

border

#D5C8C6

text

#160906

muted

#847B7A

Preview Lab

Preview with #B33230

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

Preview Lab → · Contrast checker → · Palette generator →