#B3333C#B3333C

#B3333C is a mid, vivid red. Relative luminance 0.123; OKLCH L 51.7% C 0.164 H 21.3°. Best body text is #FFFFFF at 6.08:1 contrast (WCAG AA passes).

Color values

HEX	#B3333C
RGB	rgb(179, 51, 60)
HSL	hsl(356, 56%, 45%)
HSV	hsv(356, 72%, 70%)
CMYK	cmyk(0%, 71.5%, 66.5%, 29.8%)
CIE-LAB	lab(41.66, 51.77, 25.21)
CIE-LCH	lch(41.66, 57.58, 25.96°)
OKLab	oklab(51.71% 0.1527 0.0596)
OKLCH	oklch(51.71% 0.164 21.3)
XYZ	xyz(20.5920, 12.2806, 5.5602)
Luminance	0.1228 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B3333C #33B3AA

analogous

#B3337C #B3333C #B36A33

triadic

#B3333C #3CB333 #333CB3

tetradic

#B3333C #7CB333 #33B3AA #6A33B3

square

#B3333C #7CB333 #33B3AA #6A33B3

split-complementary

#B3333C #33B36A #337CB3

monochromatic

#54181C #83252C #B3333C #CE555D #DC848B

Accessibility & contrast

On white

6.08

#B3333C on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.46

#B3333C on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B3333C

6.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B3333C	#FFFFFF	#000000	##FFFFFF
##B3333C	1.00	6.08	3.46	6.08
#FFFFFF	6.08	1.00	21.00	1.00
#000000	3.46	21.00	1.00	21.00
##FFFFFF	6.08	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#57513B

Deuteranopia (green-blind)

#776C38

Tritanopia (blue-blind)

#C50737

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #b3333c;
/* rgb */ color: rgb(179, 51, 60);
/* oklch */ color: oklch(51.7% 0.164 21.3);

Tailwind

colors: {
  custom: {
    50: '#d17471',
    500: '#b3333c',
    950: '#000000',
  },
}

SCSS

$custom: #b3333c;
$custom-light: #d17471;
$custom-dark: #000000;

JSON

{
  "hex": "#b3333c",
  "rgb": {
    "r": 179,
    "g": 51,
    "b": 60
  },
  "hsl": {
    "h": 355.781,
    "s": 55.652,
    "l": 45.098
  },
  "oklch": {
    "l": 0.51712,
    "c": 0.16391,
    "h": 21.3
  },
  "luminance": 0.12278
}

Semantic roles & 50–950 ramp

primary

#B3333C

secondary

#7CC6C0

accent

#DFD449

background

#FDF7F6

surface

#FBEDEC

border

#D4C8C7

text

#150907

muted

#837B7A

Preview Lab

Preview with #B3333C

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

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