#B43A2E#B43A2E

#B43A2E is a mid, vivid red. Relative luminance 0.129; OKLCH L 52.4% C 0.160 H 29.2°. Best body text is #FFFFFF at 5.86:1 contrast (WCAG AA passes).

Color values

HEX	#B43A2E
RGB	rgb(180, 58, 46)
HSL	hsl(5, 59%, 44%)
HSV	hsv(5, 74%, 71%)
CMYK	cmyk(0%, 67.8%, 74.4%, 29.4%)
CIE-LAB	lab(42.66, 48.63, 34.74)
CIE-LCH	lch(42.66, 59.76, 35.54°)
OKLab	oklab(52.43% 0.1397 0.078)
OKLCH	oklch(52.43% 0.16 29.2)
XYZ	xyz(20.8309, 12.9297, 3.9831)
Luminance	0.1293 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B43A2E #2EA8B4

analogous

#B42E65 #B43A2E #B47D2E

triadic

#B43A2E #2EB43A #3A2EB4

tetradic

#B43A2E #65B42E #2EA8B4 #7D2EB4

square

#B43A2E #65B42E #2EA8B4 #7D2EB4

split-complementary

#B43A2E #2EB47D #2E65B4

monochromatic

#531B15 #832A22 #B43A2E #D2594E #DE877E

Accessibility & contrast

On white

5.86

#B43A2E on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.59

#B43A2E on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B43A2E

5.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B43A2E	#FFFFFF	#000000	##FFFFFF
##B43A2E	1.00	5.86	3.59	5.86
#FFFFFF	5.86	1.00	21.00	1.00
#000000	3.59	21.00	1.00	21.00
##FFFFFF	5.86	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5D542C

Deuteranopia (green-blind)

#7B6F2A

Tritanopia (blue-blind)

#C61538

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #b43a2e;
/* rgb */ color: rgb(180, 58, 46);
/* oklch */ color: oklch(52.4% 0.160 29.2);

Tailwind

colors: {
  custom: {
    50: '#d27767',
    500: '#b43a2e',
    950: '#000000',
  },
}

SCSS

$custom: #b43a2e;
$custom-light: #d27767;
$custom-dark: #000000;

JSON

{
  "hex": "#b43a2e",
  "rgb": {
    "r": 180,
    "g": 58,
    "b": 46
  },
  "hsl": {
    "h": 5.373,
    "s": 59.292,
    "l": 44.314
  },
  "oklch": {
    "l": 0.52429,
    "c": 0.16002,
    "h": 29.2
  },
  "luminance": 0.12927
}

Semantic roles & 50–950 ramp

primary

#B43A2E

secondary

#77C0C7

accent

#D4E245

background

#FEF7F6

surface

#FCEEEB

border

#D5C9C6

text

#160906

muted

#847B7A

Preview Lab

Preview with #B43A2E

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

Preview Lab → · Contrast checker → · Palette generator →