#B4333C#B4333C

#B4333C is a mid, vivid red. Relative luminance 0.124; OKLCH L 51.9% C 0.165 H 21.4°. Best body text is #FFFFFF at 6.04:1 contrast (WCAG AA passes).

Color values

HEX	#B4333C
RGB	rgb(180, 51, 60)
HSL	hsl(356, 56%, 45%)
HSV	hsv(356, 72%, 71%)
CMYK	cmyk(0%, 71.7%, 66.7%, 29.4%)
CIE-LAB	lab(41.85, 52.09, 25.48)
CIE-LCH	lch(41.85, 57.99, 26.07°)
OKLab	oklab(51.89% 0.1536 0.0601)
OKLCH	oklch(51.89% 0.165 21.4)
XYZ	xyz(20.8240, 12.4003, 5.5711)
Luminance	0.1240 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B4333C #33B4AB

analogous

#B4337C #B4333C #B46A33

triadic

#B4333C #3CB433 #333CB4

tetradic

#B4333C #7CB433 #33B4AB #6A33B4

square

#B4333C #7CB433 #33B4AB #6A33B4

split-complementary

#B4333C #33B46A #337CB4

monochromatic

#55181C #84252C #B4333C #CF555E #DC858B

Accessibility & contrast

On white

6.04

#B4333C on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.48

#B4333C on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B4333C

6.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B4333C	#FFFFFF	#000000	##FFFFFF
##B4333C	1.00	6.04	3.48	6.04
#FFFFFF	6.04	1.00	21.00	1.00
#000000	3.48	21.00	1.00	21.00
##FFFFFF	6.04	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#57513B

Deuteranopia (green-blind)

#776D38

Tritanopia (blue-blind)

#C60637

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #b4333c;
/* rgb */ color: rgb(180, 51, 60);
/* oklch */ color: oklch(51.9% 0.165 21.4);

Tailwind

colors: {
  custom: {
    50: '#d27471',
    500: '#b4333c',
    950: '#000000',
  },
}

SCSS

$custom: #b4333c;
$custom-light: #d27471;
$custom-dark: #000000;

JSON

{
  "hex": "#b4333c",
  "rgb": {
    "r": 180,
    "g": 51,
    "b": 60
  },
  "hsl": {
    "h": 355.814,
    "s": 55.844,
    "l": 45.294
  },
  "oklch": {
    "l": 0.51885,
    "c": 0.16495,
    "h": 21.4
  },
  "luminance": 0.12397
}

Semantic roles & 50–950 ramp

primary

#B4333C

secondary

#7DC6C1

accent

#DFD549

background

#FDF7F6

surface

#FBEDEC

border

#D4C8C7

text

#150907

muted

#837B7A

Preview Lab

Preview with #B4333C

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

Preview Lab → · Contrast checker → · Palette generator →