#B3343C#B3343C

#B3343C is a mid, vivid red. Relative luminance 0.124; OKLCH L 51.8% C 0.163 H 21.6°. Best body text is #FFFFFF at 6.05:1 contrast (WCAG AA passes).

Color values

HEX	#B3343C
RGB	rgb(179, 52, 60)
HSL	hsl(356, 55%, 45%)
HSV	hsv(356, 71%, 70%)
CMYK	cmyk(0%, 70.9%, 66.5%, 29.8%)
CIE-LAB	lab(41.80, 51.39, 25.38)
CIE-LCH	lch(41.80, 57.32, 26.29°)
OKLab	oklab(51.82% 0.1515 0.06)
OKLCH	oklch(51.82% 0.163 21.6)
XYZ	xyz(20.6362, 12.3689, 5.5749)
Luminance	0.1237 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B3343C #34B3AB

analogous

#B3347C #B3343C #B36B34

triadic

#B3343C #3CB334 #343CB3

tetradic

#B3343C #7CB334 #34B3AB #6B34B3

square

#B3343C #7CB334 #34B3AB #6B34B3

split-complementary

#B3343C #34B36B #347CB3

monochromatic

#54181C #84262C #B3343C #CE565E #DC868B

Accessibility & contrast

On white

6.05

#B3343C on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.47

#B3343C on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B3343C

6.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B3343C	#FFFFFF	#000000	##FFFFFF
##B3343C	1.00	6.05	3.47	6.05
#FFFFFF	6.05	1.00	21.00	1.00
#000000	3.47	21.00	1.00	21.00
##FFFFFF	6.05	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#57513B

Deuteranopia (green-blind)

#776D38

Tritanopia (blue-blind)

#C50B38

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #b3343c;
/* rgb */ color: rgb(179, 52, 60);
/* oklch */ color: oklch(51.8% 0.163 21.6);

Tailwind

colors: {
  custom: {
    50: '#d17471',
    500: '#b3343c',
    950: '#000000',
  },
}

SCSS

$custom: #b3343c;
$custom-light: #d17471;
$custom-dark: #000000;

JSON

{
  "hex": "#b3343c",
  "rgb": {
    "r": 179,
    "g": 52,
    "b": 60
  },
  "hsl": {
    "h": 356.22,
    "s": 54.978,
    "l": 45.294
  },
  "oklch": {
    "l": 0.51815,
    "c": 0.16293,
    "h": 21.6
  },
  "luminance": 0.12366
}

Semantic roles & 50–950 ramp

primary

#B3343C

secondary

#7DC5C1

accent

#DED549

background

#FDF7F6

surface

#FBEDEC

border

#D4C8C7

text

#150907

muted

#837B7A

Preview Lab

Preview with #B3343C

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

Preview Lab → · Contrast checker → · Palette generator →