#B43E33#B43E33

#B43E33 is a mid, vivid red. Relative luminance 0.134; OKLCH L 53.0% C 0.155 H 28.7°. Best body text is #FFFFFF at 5.71:1 contrast (WCAG AA passes).

Color values

HEX	#B43E33
RGB	rgb(180, 62, 51)
HSL	hsl(5, 56%, 45%)
HSV	hsv(5, 72%, 71%)
CMYK	cmyk(0%, 65.6%, 71.7%, 29.4%)
CIE-LAB	lab(43.35, 47.16, 32.65)
CIE-LCH	lch(43.35, 57.36, 34.70°)
OKLab	oklab(52.97% 0.1362 0.0745)
OKLCH	oklch(52.97% 0.155 28.7)
XYZ	xyz(21.1448, 13.3906, 4.6025)
Luminance	0.1339 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B43E33 #33A9B4

analogous

#B43369 #B43E33 #B47E33

triadic

#B43E33 #33B43E #3E33B4

tetradic

#B43E33 #69B433 #33A9B4 #7E33B4

square

#B43E33 #69B433 #33A9B4 #7E33B4

split-complementary

#B43E33 #33B47E #3369B4

monochromatic

#551D18 #842E25 #B43E33 #CF6055 #DC8C85

Accessibility & contrast

On white

5.71

#B43E33 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.68

#B43E33 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B43E33

5.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B43E33	#FFFFFF	#000000	##FFFFFF
##B43E33	1.00	5.71	3.68	5.71
#FFFFFF	5.71	1.00	21.00	1.00
#000000	3.68	21.00	1.00	21.00
##FFFFFF	5.71	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5F5631

Deuteranopia (green-blind)

#7C702F

Tritanopia (blue-blind)

#C61F3C

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #b43e33;
/* rgb */ color: rgb(180, 62, 51);
/* oklch */ color: oklch(53.0% 0.155 28.7);

Tailwind

colors: {
  custom: {
    50: '#d2796b',
    500: '#b43e33',
    950: '#000000',
  },
}

SCSS

$custom: #b43e33;
$custom-light: #d2796b;
$custom-dark: #000000;

JSON

{
  "hex": "#b43e33",
  "rgb": {
    "r": 180,
    "g": 62,
    "b": 51
  },
  "hsl": {
    "h": 5.116,
    "s": 55.844,
    "l": 45.294
  },
  "oklch": {
    "l": 0.52966,
    "c": 0.15522,
    "h": 28.7
  },
  "luminance": 0.13388
}

Semantic roles & 50–950 ramp

primary

#B43E33

secondary

#7DC0C6

accent

#D2DF49

background

#FDF7F6

surface

#FBEEEB

border

#D4C9C6

text

#150906

muted

#837B7A

Preview Lab

Preview with #B43E33

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

Preview Lab → · Contrast checker → · Palette generator →