#B33036#B33036

#B33036 is a mid, vivid red. Relative luminance 0.120; OKLCH L 51.3% C 0.167 H 23.0°. Best body text is #FFFFFF at 6.19:1 contrast (WCAG AA passes).

Color values

HEX	#B33036
RGB	rgb(179, 48, 54)
HSL	hsl(357, 58%, 45%)
HSV	hsv(357, 73%, 70%)
CMYK	cmyk(0%, 73.2%, 69.8%, 29.8%)
CIE-LAB	lab(41.16, 52.56, 28.25)
CIE-LCH	lch(41.16, 59.67, 28.26°)
OKLab	oklab(51.31% 0.1539 0.0655)
OKLCH	oklch(51.31% 0.167 23)
XYZ	xyz(20.3155, 11.9670, 4.7295)
Luminance	0.1196 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B33036 #30B3AD

analogous

#B33078 #B33036 #B36C30

triadic

#B33036 #36B330 #3036B3

tetradic

#B33036 #78B330 #30B3AD #6C30B3

square

#B33036 #78B330 #30B3AD #6C30B3

split-complementary

#B33036 #30B36C #3078B3

monochromatic

#521619 #832327 #B33036 #D05056 #DD8085

Accessibility & contrast

On white

6.19

#B33036 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.39

#B33036 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B33036

6.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B33036	#FFFFFF	#000000	##FFFFFF
##B33036	1.00	6.19	3.39	6.19
#FFFFFF	6.19	1.00	21.00	1.00
#000000	3.39	21.00	1.00	21.00
##FFFFFF	6.19	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#564F35

Deuteranopia (green-blind)

#766B32

Tritanopia (blue-blind)

#C50034

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #b33036;
/* rgb */ color: rgb(179, 48, 54);
/* oklch */ color: oklch(51.3% 0.167 23.0);

Tailwind

colors: {
  custom: {
    50: '#d2726d',
    500: '#b33036',
    950: '#000000',
  },
}

SCSS

$custom: #b33036;
$custom-light: #d2726d;
$custom-dark: #000000;

JSON

{
  "hex": "#b33036",
  "rgb": {
    "r": 179,
    "g": 48,
    "b": 54
  },
  "hsl": {
    "h": 357.252,
    "s": 57.709,
    "l": 44.51
  },
  "oklch": {
    "l": 0.51313,
    "c": 0.16727,
    "h": 23
  },
  "luminance": 0.11964
}

Semantic roles & 50–950 ramp

primary

#B33036

secondary

#79C6C2

accent

#E1DA47

background

#FDF7F6

surface

#FBEDEB

border

#D4C8C6

text

#150907

muted

#837B7A

Preview Lab

Preview with #B33036

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

Preview Lab → · Contrast checker → · Palette generator →