#B43E2A#B43E2A

#B43E2A is a mid, vivid red. Relative luminance 0.133; OKLCH L 52.9% C 0.157 H 32.0°. Best body text is #FFFFFF at 5.73:1 contrast (WCAG AA passes).

Color values

HEX	#B43E2A
RGB	rgb(180, 62, 42)
HSL	hsl(9, 62%, 44%)
HSV	hsv(9, 77%, 71%)
CMYK	cmyk(0%, 65.6%, 76.7%, 29.4%)
CIE-LAB	lab(43.24, 46.76, 37.61)
CIE-LCH	lch(43.24, 60.01, 38.81°)
OKLab	oklab(52.85% 0.1331 0.0833)
OKLCH	oklch(52.85% 0.157 32)
XYZ	xyz(20.9652, 13.3188, 3.6569)
Luminance	0.1332 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B43E2A #2AA0B4

analogous

#B42A5B #B43E2A #B4832A

triadic

#B43E2A #2AB43E #3E2AB4

tetradic

#B43E2A #5BB42A #2AA0B4 #832AB4

square

#B43E2A #5BB42A #2AA0B4 #832AB4

split-complementary

#B43E2A #2AB483 #2A5BB4

monochromatic

#511C13 #822D1E #B43E2A #D45C47 #E08879

Accessibility & contrast

On white

5.73

#B43E2A on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.66

#B43E2A on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B43E2A

5.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B43E2A	#FFFFFF	#000000	##FFFFFF
##B43E2A	1.00	5.73	3.66	5.73
#FFFFFF	5.73	1.00	21.00	1.00
#000000	3.66	21.00	1.00	21.00
##FFFFFF	5.73	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5F5627

Deuteranopia (green-blind)

#7D7026

Tritanopia (blue-blind)

#C61D3A

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #b43e2a;
/* rgb */ color: rgb(180, 62, 42);
/* oklch */ color: oklch(52.9% 0.157 32.0);

Tailwind

colors: {
  custom: {
    50: '#d37965',
    500: '#b43e2a',
    950: '#000000',
  },
}

SCSS

$custom: #b43e2a;
$custom-light: #d37965;
$custom-dark: #000000;

JSON

{
  "hex": "#b43e2a",
  "rgb": {
    "r": 180,
    "g": 62,
    "b": 42
  },
  "hsl": {
    "h": 8.696,
    "s": 62.162,
    "l": 43.529
  },
  "oklch": {
    "l": 0.52852,
    "c": 0.15698,
    "h": 32
  },
  "luminance": 0.13316
}

Semantic roles & 50–950 ramp

primary

#B43E2A

secondary

#72BBC8

accent

#CEE543

background

#FEF7F6

surface

#FCEEEB

border

#D5C9C6

text

#160905

muted

#847B7A

Preview Lab

Preview with #B43E2A

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

Preview Lab → · Contrast checker → · Palette generator →