#B43C2B#B43C2B

#B43C2B is a mid, vivid red. Relative luminance 0.131; OKLCH L 52.6% C 0.159 H 31.0°. Best body text is #FFFFFF at 5.80:1 contrast (WCAG AA passes).

Color values

HEX	#B43C2B
RGB	rgb(180, 60, 43)
HSL	hsl(7, 61%, 44%)
HSV	hsv(7, 76%, 71%)
CMYK	cmyk(0%, 66.7%, 76.1%, 29.4%)
CIE-LAB	lab(42.93, 47.66, 36.73)
CIE-LCH	lch(42.93, 60.17, 37.62°)
OKLab	oklab(52.62% 0.1361 0.0816)
OKLCH	oklch(52.62% 0.159 31)
XYZ	xyz(20.8766, 13.1125, 3.7167)
Luminance	0.1311 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B43C2B #2BA3B4

analogous

#B42B5E #B43C2B #B4802B

triadic

#B43C2B #2BB43C #3C2BB4

tetradic

#B43C2B #5EB42B #2BA3B4 #802BB4

square

#B43C2B #5EB42B #2BA3B4 #802BB4

split-complementary

#B43C2B #2BB480 #2B5EB4

monochromatic

#511B13 #832C1F #B43C2B #D35A49 #DF877A

Accessibility & contrast

On white

5.80

#B43C2B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.62

#B43C2B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B43C2B

5.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B43C2B	#FFFFFF	#000000	##FFFFFF
##B43C2B	1.00	5.80	3.62	5.80
#FFFFFF	5.80	1.00	21.00	1.00
#000000	3.62	21.00	1.00	21.00
##FFFFFF	5.80	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5E5528

Deuteranopia (green-blind)

#7C6F27

Tritanopia (blue-blind)

#C61939

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #b43c2b;
/* rgb */ color: rgb(180, 60, 43);
/* oklch */ color: oklch(52.6% 0.159 31.0);

Tailwind

colors: {
  custom: {
    50: '#d37865',
    500: '#b43c2b',
    950: '#000000',
  },
}

SCSS

$custom: #b43c2b;
$custom-light: #d37865;
$custom-dark: #000000;

JSON

{
  "hex": "#b43c2b",
  "rgb": {
    "r": 180,
    "g": 60,
    "b": 43
  },
  "hsl": {
    "h": 7.445,
    "s": 61.435,
    "l": 43.725
  },
  "oklch": {
    "l": 0.52624,
    "c": 0.15868,
    "h": 31
  },
  "luminance": 0.13109
}

Semantic roles & 50–950 ramp

primary

#B43C2B

secondary

#73BDC7

accent

#D1E543

background

#FEF7F6

surface

#FCEEEB

border

#D5C9C6

text

#160906

muted

#847B7A

Preview Lab

Preview with #B43C2B

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

Preview Lab → · Contrast checker → · Palette generator →