#B43C30#B43C30

#B43C30 is a mid, vivid red. Relative luminance 0.131; OKLCH L 52.7% C 0.158 H 29.1°. Best body text is #FFFFFF at 5.79:1 contrast (WCAG AA passes).

Color values

HEX	#B43C30
RGB	rgb(180, 60, 48)
HSL	hsl(5, 58%, 45%)
HSV	hsv(5, 73%, 71%)
CMYK	cmyk(0%, 66.7%, 73.3%, 29.4%)
CIE-LAB	lab(42.99, 47.88, 33.97)
CIE-LCH	lch(42.99, 58.71, 35.36°)
OKLab	oklab(52.69% 0.1378 0.0768)
OKLCH	oklch(52.69% 0.158 29.1)
XYZ	xyz(20.9740, 13.1515, 4.2298)
Luminance	0.1315 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B43C30 #30A8B4

analogous

#B43066 #B43C30 #B47E30

triadic

#B43C30 #30B43C #3C30B4

tetradic

#B43C30 #66B430 #30A8B4 #7E30B4

square

#B43C30 #66B430 #30A8B4 #7E30B4

split-complementary

#B43C30 #30B47E #3066B4

monochromatic

#531C16 #842C23 #B43C30 #D15C51 #DD8981

Accessibility & contrast

On white

5.79

#B43C30 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.63

#B43C30 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B43C30

5.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B43C30	#FFFFFF	#000000	##FFFFFF
##B43C30	1.00	5.79	3.63	5.79
#FFFFFF	5.79	1.00	21.00	1.00
#000000	3.63	21.00	1.00	21.00
##FFFFFF	5.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5E552E

Deuteranopia (green-blind)

#7B6F2C

Tritanopia (blue-blind)

#C61A3A

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #b43c30;
/* rgb */ color: rgb(180, 60, 48);
/* oklch */ color: oklch(52.7% 0.158 29.1);

Tailwind

colors: {
  custom: {
    50: '#d27869',
    500: '#b43c30',
    950: '#000000',
  },
}

SCSS

$custom: #b43c30;
$custom-light: #d27869;
$custom-dark: #000000;

JSON

{
  "hex": "#b43c30",
  "rgb": {
    "r": 180,
    "g": 60,
    "b": 48
  },
  "hsl": {
    "h": 5.455,
    "s": 57.895,
    "l": 44.706
  },
  "oklch": {
    "l": 0.52687,
    "c": 0.15774,
    "h": 29.1
  },
  "luminance": 0.13148
}

Semantic roles & 50–950 ramp

primary

#B43C30

secondary

#79BFC6

accent

#D3E147

background

#FEF7F6

surface

#FCEEEB

border

#D5C9C6

text

#160906

muted

#847B7A

Preview Lab

Preview with #B43C30

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

Preview Lab → · Contrast checker → · Palette generator →