#B3443C#B3443C

#B3443C is a mid, vivid red. Relative luminance 0.140; OKLCH L 53.7% C 0.146 H 27.2°. Best body text is #FFFFFF at 5.51:1 contrast (WCAG AA passes).

Color values

HEX	#B3443C
RGB	rgb(179, 68, 60)
HSL	hsl(4, 50%, 47%)
HSV	hsv(4, 66%, 70%)
CMYK	cmyk(0%, 62%, 66.5%, 29.8%)
CIE-LAB	lab(44.30, 44.62, 28.48)
CIE-LCH	lch(44.30, 52.93, 32.55°)
OKLab	oklab(53.69% 0.1301 0.0669)
OKLCH	oklch(53.69% 0.146 27.2)
XYZ	xyz(21.4753, 14.0471, 5.8546)
Luminance	0.1404 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B3443C #3CABB3

analogous

#B33C6F #B3443C #B3803C

triadic

#B3443C #3CB344 #443CB3

tetradic

#B3443C #6FB33C #3CABB3 #803CB3

square

#B3443C #6FB33C #3CABB3 #803CB3

split-complementary

#B3443C #3CB380 #3C6FB3

monochromatic

#57211D #85332D #B3443C #CA6962 #DA9590

Accessibility & contrast

On white

5.51

#B3443C on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.81

#B3443C on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B3443C

5.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B3443C	#FFFFFF	#000000	##FFFFFF
##B3443C	1.00	5.51	3.81	5.51
#FFFFFF	5.51	1.00	21.00	1.00
#000000	3.81	21.00	1.00	21.00
##FFFFFF	5.51	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#615A3A

Deuteranopia (green-blind)

#7D7239

Tritanopia (blue-blind)

#C42C43

Achromatopsia (no color)

#696969

Design tokens & code

CSS

--color: #b3443c;
/* rgb */ color: rgb(179, 68, 60);
/* oklch */ color: oklch(53.7% 0.146 27.2);

Tailwind

colors: {
  custom: {
    50: '#d07d72',
    500: '#b3443c',
    950: '#000000',
  },
}

SCSS

$custom: #b3443c;
$custom-light: #d07d72;
$custom-dark: #000000;

JSON

{
  "hex": "#b3443c",
  "rgb": {
    "r": 179,
    "g": 68,
    "b": 60
  },
  "hsl": {
    "h": 4.034,
    "s": 49.791,
    "l": 46.863
  },
  "oklch": {
    "l": 0.53691,
    "c": 0.14627,
    "h": 27.2
  },
  "luminance": 0.14044
}

Semantic roles & 50–950 ramp

primary

#B3443C

secondary

#86C0C5

accent

#D0D94E

background

#FDF7F6

surface

#FBEEEC

border

#D4C9C7

text

#150A08

muted

#837C7B

Preview Lab

Preview with #B3443C

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

Preview Lab → · Contrast checker → · Palette generator →