#D43631#D43631

#D43631 is a mid, vivid red. Relative luminance 0.169; OKLCH L 57.6% C 0.196 H 27.2°. Best body text is #FFFFFF at 4.80:1 contrast (WCAG AA passes).

Color values

HEX	#D43631
RGB	rgb(212, 54, 49)
HSL	hsl(2, 65%, 51%)
HSV	hsv(2, 77%, 83%)
CMYK	cmyk(0%, 74.5%, 76.9%, 16.9%)
CIE-LAB	lab(48.09, 60.49, 40.68)
CIE-LCH	lch(48.09, 72.89, 33.92°)
OKLab	oklab(57.58% 0.1739 0.0895)
OKLCH	oklch(57.58% 0.196 27.2)
XYZ	xyz(29.0284, 16.8617, 4.6313)
Luminance	0.1686 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#D43631 #31CFD4

analogous

#D4317E #D43631 #D48731

triadic

#D43631 #31D436 #3631D4

tetradic

#D43631 #7ED431 #31CFD4 #8731D4

square

#D43631 #7ED431 #31CFD4 #8731D4

split-complementary

#D43631 #31D487 #317ED4

monochromatic

#731B18 #A52723 #D43631 #DF6764 #E99996

Accessibility & contrast

On white

4.80

#D43631 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.37

#D43631 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #D43631

4.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##D43631	#FFFFFF	#000000	##FFFFFF
##D43631	1.00	4.80	4.37	4.80
#FFFFFF	4.80	1.00	21.00	1.00
#000000	4.37	21.00	1.00	21.00
##FFFFFF	4.80	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#665C2F

Deuteranopia (green-blind)

#8D7F2A

Tritanopia (blue-blind)

#E90037

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #d43631;
/* rgb */ color: rgb(212, 54, 49);
/* oklch */ color: oklch(57.6% 0.196 27.2);

Tailwind

colors: {
  custom: {
    50: '#eb796a',
    500: '#d43631',
    950: '#000000',
  },
}

SCSS

$custom: #d43631;
$custom-light: #eb796a;
$custom-dark: #000000;

JSON

{
  "hex": "#d43631",
  "rgb": {
    "r": 212,
    "g": 54,
    "b": 49
  },
  "hsl": {
    "h": 1.84,
    "s": 65.462,
    "l": 51.176
  },
  "oklch": {
    "l": 0.57577,
    "c": 0.19558,
    "h": 27.2
  },
  "luminance": 0.16857
}

Semantic roles & 50–950 ramp

primary

#D43631

secondary

#8CD2D4

accent

#E3E83F

background

#FFF7F6

surface

#FFEEEB

border

#D7C9C6

text

#180A06

muted

#867C7A

Preview Lab

Preview with #D43631

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

Preview Lab → · Contrast checker → · Palette generator →