#D43531#D43531

#D43531 is a mid, vivid red. Relative luminance 0.168; OKLCH L 57.5% C 0.196 H 27.0°. Best body text is #FFFFFF at 4.82:1 contrast (WCAG AA passes).

Color values

HEX	#D43531
RGB	rgb(212, 53, 49)
HSL	hsl(1, 65%, 51%)
HSV	hsv(1, 77%, 83%)
CMYK	cmyk(0%, 75%, 76.9%, 16.9%)
CIE-LAB	lab(47.97, 60.81, 40.55)
CIE-LCH	lch(47.97, 73.09, 33.70°)
OKLab	oklab(57.49% 0.1749 0.0893)
OKLCH	oklch(57.49% 0.196 27)
XYZ	xyz(28.9823, 16.7696, 4.6159)
Luminance	0.1676 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#D43531 #31D0D4

analogous

#D4317E #D43531 #D48631

triadic

#D43531 #31D435 #3531D4

tetradic

#D43531 #7ED431 #31D0D4 #8631D4

square

#D43531 #7ED431 #31D0D4 #8631D4

split-complementary

#D43531 #31D486 #317ED4

monochromatic

#731A18 #A52623 #D43531 #DF6764 #E99896

Accessibility & contrast

On white

4.82

#D43531 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.35

#D43531 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #D43531

4.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##D43531	#FFFFFF	#000000	##FFFFFF
##D43531	1.00	4.82	4.35	4.82
#FFFFFF	4.82	1.00	21.00	1.00
#000000	4.35	21.00	1.00	21.00
##FFFFFF	4.82	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#655C2F

Deuteranopia (green-blind)

#8D7E2A

Tritanopia (blue-blind)

#E90036

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #d43531;
/* rgb */ color: rgb(212, 53, 49);
/* oklch */ color: oklch(57.5% 0.196 27.0);

Tailwind

colors: {
  custom: {
    50: '#eb796a',
    500: '#d43531',
    950: '#000000',
  },
}

SCSS

$custom: #d43531;
$custom-light: #eb796a;
$custom-dark: #000000;

JSON

{
  "hex": "#d43531",
  "rgb": {
    "r": 212,
    "g": 53,
    "b": 49
  },
  "hsl": {
    "h": 1.472,
    "s": 65.462,
    "l": 51.176
  },
  "oklch": {
    "l": 0.5749,
    "c": 0.19636,
    "h": 27
  },
  "luminance": 0.16765
}

Semantic roles & 50–950 ramp

primary

#D43531

secondary

#8CD3D4

accent

#E4E83F

background

#FFF7F6

surface

#FFEEEB

border

#D7C9C6

text

#180A06

muted

#867C7A

Preview Lab

Preview with #D43531

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

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