#B3333F#B3333F

#B3333F is a mid, vivid red. Relative luminance 0.123; OKLCH L 51.8% C 0.164 H 20.0°. Best body text is #FFFFFF at 6.07:1 contrast (WCAG AA passes).

Color values

HEX	#B3333F
RGB	rgb(179, 51, 63)
HSL	hsl(354, 56%, 45%)
HSV	hsv(354, 72%, 70%)
CMYK	cmyk(0%, 71.5%, 64.8%, 29.8%)
CIE-LAB	lab(41.71, 51.95, 23.44)
CIE-LCH	lch(41.71, 56.99, 24.28°)
OKLab	oklab(51.77% 0.1539 0.0559)
OKLCH	oklch(51.77% 0.164 20)
XYZ	xyz(20.6736, 12.3132, 5.9898)
Luminance	0.1231 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B3333F #33B3A7

analogous

#B3337F #B3333F #B36733

triadic

#B3333F #3FB333 #333FB3

tetradic

#B3333F #7FB333 #33B3A7 #6733B3

square

#B3333F #7FB333 #33B3A7 #6733B3

split-complementary

#B3333F #33B367 #337FB3

monochromatic

#54181D #83252E #B3333F #CE5560 #DC848D

Accessibility & contrast

On white

6.07

#B3333F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.46

#B3333F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B3333F

6.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B3333F	#FFFFFF	#000000	##FFFFFF
##B3333F	1.00	6.07	3.46	6.07
#FFFFFF	6.07	1.00	21.00	1.00
#000000	3.46	21.00	1.00	21.00
##FFFFFF	6.07	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#56513F

Deuteranopia (green-blind)

#766C3B

Tritanopia (blue-blind)

#C40938

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #b3333f;
/* rgb */ color: rgb(179, 51, 63);
/* oklch */ color: oklch(51.8% 0.164 20.0);

Tailwind

colors: {
  custom: {
    50: '#d17474',
    500: '#b3333f',
    950: '#000000',
  },
}

SCSS

$custom: #b3333f;
$custom-light: #d17474;
$custom-dark: #000000;

JSON

{
  "hex": "#b3333f",
  "rgb": {
    "r": 179,
    "g": 51,
    "b": 63
  },
  "hsl": {
    "h": 354.375,
    "s": 55.652,
    "l": 45.098
  },
  "oklch": {
    "l": 0.51767,
    "c": 0.16373,
    "h": 20
  },
  "luminance": 0.1231
}

Semantic roles & 50–950 ramp

primary

#B3333F

secondary

#7CC6BF

accent

#DFD149

background

#FDF7F7

surface

#FBEDED

border

#D4C8C8

text

#150908

muted

#837B7B

Preview Lab

Preview with #B3333F

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

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