#C54243#C54243

#C54243 is a mid, vivid red. Relative luminance 0.162; OKLCH L 56.5% C 0.167 H 23.8°. Best body text is #FFFFFF at 4.96:1 contrast (WCAG AA passes).

Color values

HEX	#C54243
RGB	rgb(197, 66, 67)
HSL	hsl(360, 53%, 52%)
HSV	hsv(360, 66%, 77%)
CMYK	cmyk(0%, 66.5%, 66%, 22.7%)
CIE-LAB	lab(47.20, 52.10, 28.61)
CIE-LCH	lch(47.20, 59.44, 28.77°)
OKLab	oklab(56.49% 0.1529 0.0674)
OKLCH	oklch(56.49% 0.167 23.8)
XYZ	xyz(25.9900, 16.1757, 7.0628)
Luminance	0.1617 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C54243 #42C5C4

analogous

#C54285 #C54243 #C58342

triadic

#C54243 #43C542 #4243C5

tetradic

#C54243 #85C542 #42C5C4 #8342C5

square

#C54243 #85C542 #42C5C4 #8342C5

split-complementary

#C54243 #42C583 #4285C5

monochromatic

#6C2122 #9A2F30 #C54243 #D37172 #E2A0A0

Accessibility & contrast

On white

4.96

#C54243 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.23

#C54243 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C54243

4.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C54243	#FFFFFF	#000000	##FFFFFF
##C54243	1.00	4.96	4.23	4.96
#FFFFFF	4.96	1.00	21.00	1.00
#000000	4.23	21.00	1.00	21.00
##FFFFFF	4.96	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#655E42

Deuteranopia (green-blind)

#867A3F

Tritanopia (blue-blind)

#D82144

Achromatopsia (no color)

#707070

Design tokens & code

CSS

--color: #c54243;
/* rgb */ color: rgb(197, 66, 67);
/* oklch */ color: oklch(56.5% 0.167 23.8);

Tailwind

colors: {
  custom: {
    50: '#de7e77',
    500: '#c54243',
    950: '#000000',
  },
}

SCSS

$custom: #c54243;
$custom-light: #de7e77;
$custom-dark: #000000;

JSON

{
  "hex": "#c54243",
  "rgb": {
    "r": 197,
    "g": 66,
    "b": 67
  },
  "hsl": {
    "h": 359.542,
    "s": 53.036,
    "l": 51.569
  },
  "oklch": {
    "l": 0.56494,
    "c": 0.16713,
    "h": 23.8
  },
  "luminance": 0.16172
}

Semantic roles & 50–950 ramp

primary

#C54243

secondary

#95CECE

accent

#DCDB4B

background

#FEF8F7

surface

#FDEFED

border

#D5CAC8

text

#160A08

muted

#847C7B

Preview Lab

Preview with #C54243

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

Preview Lab → · Contrast checker → · Palette generator →