#B33834#B33834

#B33834 is a mid, vivid red. Relative luminance 0.127; OKLCH L 52.1% C 0.160 H 26.2°. Best body text is #FFFFFF at 5.95:1 contrast (WCAG AA passes).

Color values

HEX	#B33834
RGB	rgb(179, 56, 52)
HSL	hsl(2, 55%, 45%)
HSV	hsv(2, 71%, 70%)
CMYK	cmyk(0%, 68.7%, 70.9%, 29.8%)
CIE-LAB	lab(42.25, 49.39, 30.74)
CIE-LCH	lch(42.25, 58.17, 31.90°)
OKLab	oklab(52.12% 0.1435 0.0706)
OKLCH	oklch(52.12% 0.16 26.2)
XYZ	xyz(20.6266, 12.6630, 4.6062)
Luminance	0.1266 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B33834 #34AFB3

analogous

#B3346F #B33834 #B37834

triadic

#B33834 #34B338 #3834B3

tetradic

#B33834 #6FB334 #34AFB3 #7834B3

square

#B33834 #6FB334 #34AFB3 #7834B3

split-complementary

#B33834 #34B378 #346FB3

monochromatic

#541A18 #842926 #B33834 #CE5A56 #DC8886

Accessibility & contrast

On white

5.95

#B33834 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.53

#B33834 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B33834

5.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B33834	#FFFFFF	#000000	##FFFFFF
##B33834	1.00	5.95	3.53	5.95
#FFFFFF	5.95	1.00	21.00	1.00
#000000	3.53	21.00	1.00	21.00
##FFFFFF	5.95	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5A5332

Deuteranopia (green-blind)

#796E30

Tritanopia (blue-blind)

#C51338

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #b33834;
/* rgb */ color: rgb(179, 56, 52);
/* oklch */ color: oklch(52.1% 0.160 26.2);

Tailwind

colors: {
  custom: {
    50: '#d1766c',
    500: '#b33834',
    950: '#000000',
  },
}

SCSS

$custom: #b33834;
$custom-light: #d1766c;
$custom-dark: #000000;

JSON

{
  "hex": "#b33834",
  "rgb": {
    "r": 179,
    "g": 56,
    "b": 52
  },
  "hsl": {
    "h": 1.89,
    "s": 54.978,
    "l": 45.294
  },
  "oklch": {
    "l": 0.52116,
    "c": 0.1599,
    "h": 26.2
  },
  "luminance": 0.1266
}

Semantic roles & 50–950 ramp

primary

#B33834

secondary

#7DC3C5

accent

#DADE49

background

#FDF7F6

surface

#FBEDEB

border

#D4C8C6

text

#150907

muted

#837B7A

Preview Lab

Preview with #B33834

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

Preview Lab → · Contrast checker → · Palette generator →