#B4433A#B4433A

#B4433A is a mid, vivid red. Relative luminance 0.140; OKLCH L 53.7% C 0.149 H 27.7°. Best body text is #FFFFFF at 5.52:1 contrast (WCAG AA passes).

Color values

HEX	#B4433A
RGB	rgb(180, 67, 58)
HSL	hsl(4, 51%, 47%)
HSV	hsv(4, 68%, 71%)
CMYK	cmyk(0%, 62.8%, 67.8%, 29.4%)
CIE-LAB	lab(44.27, 45.32, 29.66)
CIE-LCH	lch(44.27, 54.16, 33.21°)
OKLab	oklab(53.69% 0.1318 0.0692)
OKLCH	oklch(53.69% 0.149 27.7)
XYZ	xyz(21.5954, 14.0260, 5.5723)
Luminance	0.1402 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B4433A #3AABB4

analogous

#B43A6E #B4433A #B4803A

triadic

#B4433A #3AB443 #433AB4

tetradic

#B4433A #6EB43A #3AABB4 #803AB4

square

#B4433A #6EB43A #3AABB4 #803AB4

split-complementary

#B4433A #3AB480 #3A6EB4

monochromatic

#57211C #86322B #B4433A #CC6860 #DB948E

Accessibility & contrast

On white

5.52

#B4433A on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.80

#B4433A on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B4433A

5.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B4433A	#FFFFFF	#000000	##FFFFFF
##B4433A	1.00	5.52	3.80	5.52
#FFFFFF	5.52	1.00	21.00	1.00
#000000	3.80	21.00	1.00	21.00
##FFFFFF	5.52	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#615938

Deuteranopia (green-blind)

#7D7237

Tritanopia (blue-blind)

#C52A42

Achromatopsia (no color)

#696969

Design tokens & code

CSS

--color: #b4433a;
/* rgb */ color: rgb(180, 67, 58);
/* oklch */ color: oklch(53.7% 0.149 27.7);

Tailwind

colors: {
  custom: {
    50: '#d17c70',
    500: '#b4433a',
    950: '#000000',
  },
}

SCSS

$custom: #b4433a;
$custom-light: #d17c70;
$custom-dark: #000000;

JSON

{
  "hex": "#b4433a",
  "rgb": {
    "r": 180,
    "g": 67,
    "b": 58
  },
  "hsl": {
    "h": 4.426,
    "s": 51.261,
    "l": 46.667
  },
  "oklch": {
    "l": 0.53691,
    "c": 0.14883,
    "h": 27.7
  },
  "luminance": 0.14023
}

Semantic roles & 50–950 ramp

primary

#B4433A

secondary

#85C0C5

accent

#D0DB4D

background

#FDF7F6

surface

#FBEEEC

border

#D4C9C7

text

#150A07

muted

#837C7A

Preview Lab

Preview with #B4433A

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

Preview Lab → · Contrast checker → · Palette generator →