#B43030#B43030

#B43030 is a mid, vivid red. Relative luminance 0.120; OKLCH L 51.4% C 0.169 H 25.4°. Best body text is #FFFFFF at 6.17:1 contrast (WCAG AA passes).

Color values

HEX	#B43030
RGB	rgb(180, 48, 48)
HSL	hsl(0, 58%, 45%)
HSV	hsv(0, 73%, 71%)
CMYK	cmyk(0%, 73.3%, 73.3%, 29.4%)
CIE-LAB	lab(41.27, 52.59, 32.01)
CIE-LCH	lch(41.27, 61.57, 31.33°)
OKLab	oklab(51.4% 0.1526 0.0725)
OKLCH	oklch(51.4% 0.169 25.4)
XYZ	xyz(20.4152, 12.0337, 4.0435)
Luminance	0.1203 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B43030 #30B4B4

analogous

#B43072 #B43030 #B47230

triadic

#B43030 #30B430 #3030B4

tetradic

#B43030 #72B430 #30B4B4 #7230B4

square

#B43030 #72B430 #30B4B4 #7230B4

split-complementary

#B43030 #30B472 #3072B4

monochromatic

#531616 #842323 #B43030 #D15151 #DD8181

Accessibility & contrast

On white

6.17

#B43030 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.41

#B43030 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B43030

6.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B43030	#FFFFFF	#000000	##FFFFFF
##B43030	1.00	6.17	3.41	6.17
#FFFFFF	6.17	1.00	21.00	1.00
#000000	3.41	21.00	1.00	21.00
##FFFFFF	6.17	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#574F2F

Deuteranopia (green-blind)

#786C2B

Tritanopia (blue-blind)

#C60032

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #b43030;
/* rgb */ color: rgb(180, 48, 48);
/* oklch */ color: oklch(51.4% 0.169 25.4);

Tailwind

colors: {
  custom: {
    50: '#d37268',
    500: '#b43030',
    950: '#000000',
  },
}

SCSS

$custom: #b43030;
$custom-light: #d37268;
$custom-dark: #000000;

JSON

{
  "hex": "#b43030",
  "rgb": {
    "r": 180,
    "g": 48,
    "b": 48
  },
  "hsl": {
    "h": 0,
    "s": 57.895,
    "l": 44.706
  },
  "oklch": {
    "l": 0.51399,
    "c": 0.16896,
    "h": 25.4
  },
  "luminance": 0.12031
}

Semantic roles & 50–950 ramp

primary

#B43030

secondary

#79C6C6

accent

#E1E147

background

#FEF7F6

surface

#FCEDEB

border

#D5C8C6

text

#160906

muted

#847B7A

Preview Lab

Preview with #B43030

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

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