#B3433C#B3433C

#B3433C is a mid, vivid red. Relative luminance 0.139; OKLCH L 53.6% C 0.147 H 26.8°. Best body text is #FFFFFF at 5.55:1 contrast (WCAG AA passes).

Color values

HEX	#B3433C
RGB	rgb(179, 67, 60)
HSL	hsl(4, 50%, 47%)
HSV	hsv(4, 66%, 70%)
CMYK	cmyk(0%, 62.6%, 66.5%, 29.8%)
CIE-LAB	lab(44.13, 45.08, 28.27)
CIE-LCH	lch(44.13, 53.21, 32.09°)
OKLab	oklab(53.56% 0.1315 0.0664)
OKLCH	oklch(53.56% 0.147 26.8)
XYZ	xyz(21.4153, 13.9272, 5.8346)
Luminance	0.1392 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B3433C #3CACB3

analogous

#B33C71 #B3433C #B37E3C

triadic

#B3433C #3CB343 #433CB3

tetradic

#B3433C #71B33C #3CACB3 #7E3CB3

square

#B3433C #71B33C #3CACB3 #7E3CB3

split-complementary

#B3433C #3CB37E #3C71B3

monochromatic

#57211D #85322D #B3433C #CA6862 #DA9490

Accessibility & contrast

On white

5.55

#B3433C on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.78

#B3433C on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B3433C

5.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B3433C	#FFFFFF	#000000	##FFFFFF
##B3433C	1.00	5.55	3.78	5.55
#FFFFFF	5.55	1.00	21.00	1.00
#000000	3.78	21.00	1.00	21.00
##FFFFFF	5.55	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#61593B

Deuteranopia (green-blind)

#7D7139

Tritanopia (blue-blind)

#C42A42

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #b3433c;
/* rgb */ color: rgb(179, 67, 60);
/* oklch */ color: oklch(53.6% 0.147 26.8);

Tailwind

colors: {
  custom: {
    50: '#d07c72',
    500: '#b3433c',
    950: '#000000',
  },
}

SCSS

$custom: #b3433c;
$custom-light: #d07c72;
$custom-dark: #000000;

JSON

{
  "hex": "#b3433c",
  "rgb": {
    "r": 179,
    "g": 67,
    "b": 60
  },
  "hsl": {
    "h": 3.529,
    "s": 49.791,
    "l": 46.863
  },
  "oklch": {
    "l": 0.53562,
    "c": 0.14734,
    "h": 26.8
  },
  "luminance": 0.13924
}

Semantic roles & 50–950 ramp

primary

#B3433C

secondary

#86C1C5

accent

#D1D94E

background

#FDF7F6

surface

#FBEEEC

border

#D4C9C7

text

#150A08

muted

#837C7B

Preview Lab

Preview with #B3433C

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

Preview Lab → · Contrast checker → · Palette generator →