#D43423#D43423

#D43423 is a mid, vivid red. Relative luminance 0.166; OKLCH L 57.3% C 0.199 H 30.2°. Best body text is #FFFFFF at 4.87:1 contrast (WCAG AA passes).

Color values

HEX	#D43423
RGB	rgb(212, 52, 35)
HSL	hsl(6, 72%, 48%)
HSV	hsv(6, 83%, 83%)
CMYK	cmyk(0%, 75.5%, 83.5%, 16.9%)
CIE-LAB	lab(47.73, 60.71, 47.64)
CIE-LCH	lch(47.73, 77.17, 38.12°)
OKLab	oklab(57.27% 0.1719 0.1001)
OKLCH	oklch(57.27% 0.199 30.2)
XYZ	xyz(28.6863, 16.5790, 3.2794)
Luminance	0.1657 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#D43423 #23C3D4

analogous

#D4236A #D43423 #D48C23

triadic

#D43423 #23D434 #3423D4

tetradic

#D43423 #6AD423 #23C3D4 #8C23D4

square

#D43423 #6AD423 #23C3D4 #8C23D4

split-complementary

#D43423 #23D48C #236AD4

monochromatic

#6B1A12 #9F271A #D43423 #E26052 #EB9086

Accessibility & contrast

On white

4.87

#D43423 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.31

#D43423 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #D43423

4.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##D43423	#FFFFFF	#000000	##FFFFFF
##D43423	1.00	4.87	4.31	4.87
#FFFFFF	4.87	1.00	21.00	1.00
#000000	4.31	21.00	1.00	21.00
##FFFFFF	4.87	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#665B1F

Deuteranopia (green-blind)

#8D7E19

Tritanopia (blue-blind)

#EA0032

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #d43423;
/* rgb */ color: rgb(212, 52, 35);
/* oklch */ color: oklch(57.3% 0.199 30.2);

Tailwind

colors: {
  custom: {
    50: '#ec7861',
    500: '#d43423',
    950: '#000000',
  },
}

SCSS

$custom: #d43423;
$custom-light: #ec7861;
$custom-dark: #000000;

JSON

{
  "hex": "#d43423",
  "rgb": {
    "r": 212,
    "g": 52,
    "b": 35
  },
  "hsl": {
    "h": 5.763,
    "s": 71.66,
    "l": 48.431
  },
  "oklch": {
    "l": 0.57268,
    "c": 0.19895,
    "h": 30.2
  },
  "luminance": 0.16574
}

Semantic roles & 50–950 ramp

primary

#D43423

secondary

#7ECCD4

accent

#DDEE39

background

#FFF7F5

surface

#FFEEEA

border

#D7C9C6

text

#180A05

muted

#867C79

Preview Lab

Preview with #D43423

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

Preview Lab → · Contrast checker → · Palette generator →