#B43D3A#B43D3A

#B43D3A is a mid, vivid red. Relative luminance 0.133; OKLCH L 53.0% C 0.155 H 25.4°. Best body text is #FFFFFF at 5.72:1 contrast (WCAG AA passes).

Color values

HEX	#B43D3A
RGB	rgb(180, 61, 58)
HSL	hsl(1, 51%, 47%)
HSV	hsv(1, 68%, 71%)
CMYK	cmyk(0%, 66.1%, 67.8%, 29.4%)
CIE-LAB	lab(43.28, 47.96, 28.47)
CIE-LCH	lch(43.28, 55.77, 30.69°)
OKLab	oklab(52.95% 0.1401 0.0665)
OKLCH	oklch(52.95% 0.155 25.4)
XYZ	xyz(21.2571, 13.3493, 5.4595)
Luminance	0.1335 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B43D3A #3AB1B4

analogous

#B43A74 #B43D3A #B47A3A

triadic

#B43D3A #3AB43D #3D3AB4

tetradic

#B43D3A #74B43A #3AB1B4 #7A3AB4

square

#B43D3A #74B43A #3AB1B4 #7A3AB4

split-complementary

#B43D3A #3AB47A #3A74B4

monochromatic

#571E1C #862D2B #B43D3A #CC6260 #DB908E

Accessibility & contrast

On white

5.72

#B43D3A on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.67

#B43D3A on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B43D3A

5.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B43D3A	#FFFFFF	#000000	##FFFFFF
##B43D3A	1.00	5.72	3.67	5.72
#FFFFFF	5.72	1.00	21.00	1.00
#000000	3.67	21.00	1.00	21.00
##FFFFFF	5.72	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5D5639

Deuteranopia (green-blind)

#7B7037

Tritanopia (blue-blind)

#C61F3D

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #b43d3a;
/* rgb */ color: rgb(180, 61, 58);
/* oklch */ color: oklch(53.0% 0.155 25.4);

Tailwind

colors: {
  custom: {
    50: '#d27970',
    500: '#b43d3a',
    950: '#000000',
  },
}

SCSS

$custom: #b43d3a;
$custom-light: #d27970;
$custom-dark: #000000;

JSON

{
  "hex": "#b43d3a",
  "rgb": {
    "r": 180,
    "g": 61,
    "b": 58
  },
  "hsl": {
    "h": 1.475,
    "s": 51.261,
    "l": 46.667
  },
  "oklch": {
    "l": 0.52951,
    "c": 0.15509,
    "h": 25.4
  },
  "luminance": 0.13346
}

Semantic roles & 50–950 ramp

primary

#B43D3A

secondary

#85C4C5

accent

#D7DB4D

background

#FDF7F6

surface

#FBEEEC

border

#D4C9C7

text

#150907

muted

#837B7A

Preview Lab

Preview with #B43D3A

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

Preview Lab → · Contrast checker → · Palette generator →