#C4423A#C4423A

#C4423A is a mid, vivid red. Relative luminance 0.159; OKLCH L 56.2% C 0.167 H 27.3°. Best body text is #FFFFFF at 5.01:1 contrast (WCAG AA passes).

Color values

HEX	#C4423A
RGB	rgb(196, 66, 58)
HSL	hsl(3, 54%, 50%)
HSV	hsv(3, 70%, 77%)
CMYK	cmyk(0%, 66.3%, 70.4%, 23.1%)
CIE-LAB	lab(46.90, 51.29, 33.46)
CIE-LCH	lch(46.90, 61.24, 33.12°)
OKLab	oklab(56.19% 0.1487 0.0768)
OKLCH	oklch(56.19% 0.167 27.3)
XYZ	xyz(25.4796, 15.9413, 5.7375)
Luminance	0.1594 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C4423A #3ABCC4

analogous

#C43A77 #C4423A #C4873A

triadic

#C4423A #3AC442 #423AC4

tetradic

#C4423A #77C43A #3ABCC4 #873AC4

square

#C4423A #77C43A #3ABCC4 #873AC4

split-complementary

#C4423A #3AC487 #3A77C4

monochromatic

#66221E #95322C #C4423A #D36F69 #E09C98

Accessibility & contrast

On white

5.01

#C4423A on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.19

#C4423A on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C4423A

5.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C4423A	#FFFFFF	#000000	##FFFFFF
##C4423A	1.00	5.01	4.19	5.01
#FFFFFF	5.01	1.00	21.00	1.00
#000000	4.19	21.00	1.00	21.00
##FFFFFF	5.01	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#665D38

Deuteranopia (green-blind)

#867A36

Tritanopia (blue-blind)

#D71F41

Achromatopsia (no color)

#6F6F6F

Design tokens & code

CSS

--color: #c4423a;
/* rgb */ color: rgb(196, 66, 58);
/* oklch */ color: oklch(56.2% 0.167 27.3);

Tailwind

colors: {
  custom: {
    50: '#de7d70',
    500: '#c4423a',
    950: '#000000',
  },
}

SCSS

$custom: #c4423a;
$custom-light: #de7d70;
$custom-dark: #000000;

JSON

{
  "hex": "#c4423a",
  "rgb": {
    "r": 196,
    "g": 66,
    "b": 58
  },
  "hsl": {
    "h": 3.478,
    "s": 54.331,
    "l": 49.804
  },
  "oklch": {
    "l": 0.56189,
    "c": 0.16733,
    "h": 27.3
  },
  "luminance": 0.15938
}

Semantic roles & 50–950 ramp

primary

#C4423A

secondary

#8EC9CC

accent

#D5DE4A

background

#FEF7F6

surface

#FDEEEC

border

#D5C9C7

text

#170A07

muted

#857C7A

Preview Lab

Preview with #C4423A

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

Preview Lab → · Contrast checker → · Palette generator →