#B33335#B33335

#B33335 is a mid, vivid red. Relative luminance 0.122; OKLCH L 51.6% C 0.165 H 24.3°. Best body text is #FFFFFF at 6.10:1 contrast (WCAG AA passes).

Color values

HEX	#B33335
RGB	rgb(179, 51, 53)
HSL	hsl(359, 56%, 45%)
HSV	hsv(359, 72%, 70%)
CMYK	cmyk(0%, 71.5%, 70.4%, 29.8%)
CIE-LAB	lab(41.55, 51.40, 29.32)
CIE-LCH	lch(41.55, 59.17, 29.70°)
OKLab	oklab(51.6% 0.15 0.0677)
OKLCH	oklch(51.6% 0.165 24.3)
XYZ	xyz(20.4191, 12.2114, 4.6493)
Luminance	0.1221 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B33335 #33B3B1

analogous

#B33375 #B33335 #B37133

triadic

#B33335 #35B333 #3335B3

tetradic

#B33335 #75B333 #33B3B1 #7133B3

square

#B33335 #75B333 #33B3B1 #7133B3

split-complementary

#B33335 #33B371 #3375B3

monochromatic

#541819 #832527 #B33335 #CE5557 #DC8486

Accessibility & contrast

On white

6.10

#B33335 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.44

#B33335 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B33335

6.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B33335	#FFFFFF	#000000	##FFFFFF
##B33335	1.00	6.10	3.44	6.10
#FFFFFF	6.10	1.00	21.00	1.00
#000000	3.44	21.00	1.00	21.00
##FFFFFF	6.10	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#575034

Deuteranopia (green-blind)

#776C31

Tritanopia (blue-blind)

#C50235

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #b33335;
/* rgb */ color: rgb(179, 51, 53);
/* oklch */ color: oklch(51.6% 0.165 24.3);

Tailwind

colors: {
  custom: {
    50: '#d2746c',
    500: '#b33335',
    950: '#000000',
  },
}

SCSS

$custom: #b33335;
$custom-light: #d2746c;
$custom-dark: #000000;

JSON

{
  "hex": "#b33335",
  "rgb": {
    "r": 179,
    "g": 51,
    "b": 53
  },
  "hsl": {
    "h": 359.063,
    "s": 55.652,
    "l": 45.098
  },
  "oklch": {
    "l": 0.51596,
    "c": 0.16459,
    "h": 24.3
  },
  "luminance": 0.12208
}

Semantic roles & 50–950 ramp

primary

#B33335

secondary

#7CC6C4

accent

#DFDD49

background

#FDF7F6

surface

#FBEDEB

border

#D4C8C6

text

#150907

muted

#837B7A

Preview Lab

Preview with #B33335

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

Preview Lab → · Contrast checker → · Palette generator →