#B43936#B43936

#B43936 is a mid, vivid red. Relative luminance 0.129; OKLCH L 52.4% C 0.160 H 25.7°. Best body text is #FFFFFF at 5.87:1 contrast (WCAG AA passes).

Color values

HEX	#B43936
RGB	rgb(180, 57, 54)
HSL	hsl(1, 54%, 46%)
HSV	hsv(1, 70%, 71%)
CMYK	cmyk(0%, 68.3%, 70%, 29.4%)
CIE-LAB	lab(42.61, 49.42, 30.03)
CIE-LCH	lch(42.61, 57.83, 31.29°)
OKLab	oklab(52.43% 0.1439 0.0693)
OKLCH	oklch(52.43% 0.16 25.7)
XYZ	xyz(20.9536, 12.8989, 4.8757)
Luminance	0.1290 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B43936 #36B1B4

analogous

#B43672 #B43936 #B47836

triadic

#B43936 #36B439 #3936B4

tetradic

#B43936 #72B436 #36B1B4 #7836B4

square

#B43936 #72B436 #36B1B4 #7836B4

split-complementary

#B43936 #36B478 #3672B4

monochromatic

#561B1A #852A28 #B43936 #CD5D5A #DC8B89

Accessibility & contrast

On white

5.87

#B43936 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.58

#B43936 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B43936

5.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B43936	#FFFFFF	#000000	##FFFFFF
##B43936	1.00	5.87	3.58	5.87
#FFFFFF	5.87	1.00	21.00	1.00
#000000	3.58	21.00	1.00	21.00
##FFFFFF	5.87	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5B5435

Deuteranopia (green-blind)

#7A6E32

Tritanopia (blue-blind)

#C6153A

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #b43936;
/* rgb */ color: rgb(180, 57, 54);
/* oklch */ color: oklch(52.4% 0.160 25.7);

Tailwind

colors: {
  custom: {
    50: '#d2776d',
    500: '#b43936',
    950: '#000000',
  },
}

SCSS

$custom: #b43936;
$custom-light: #d2776d;
$custom-dark: #000000;

JSON

{
  "hex": "#b43936",
  "rgb": {
    "r": 180,
    "g": 57,
    "b": 54
  },
  "hsl": {
    "h": 1.429,
    "s": 53.846,
    "l": 45.882
  },
  "oklch": {
    "l": 0.52427,
    "c": 0.15971,
    "h": 25.7
  },
  "luminance": 0.12896
}

Semantic roles & 50–950 ramp

primary

#B43936

secondary

#80C4C6

accent

#DADD4B

background

#FDF7F6

surface

#FBEDEB

border

#D4C8C6

text

#150907

muted

#837B7A

Preview Lab

Preview with #B43936

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

Preview Lab → · Contrast checker → · Palette generator →