#C52A28#C52A28

#C52A28 is a mid, vivid red. Relative luminance 0.137; OKLCH L 53.8% C 0.191 H 27.1°. Best body text is #FFFFFF at 5.62:1 contrast (WCAG AA passes).

Color values

HEX	#C52A28
RGB	rgb(197, 42, 40)
HSL	hsl(1, 66%, 46%)
HSV	hsv(1, 80%, 77%)
CMYK	cmyk(0%, 78.7%, 79.7%, 22.7%)
CIE-LAB	lab(43.78, 59.43, 40.26)
CIE-LCH	lch(43.78, 71.78, 34.11°)
OKLab	oklab(53.83% 0.1704 0.0871)
OKLCH	oklch(53.83% 0.191 27.1)
XYZ	xyz(24.2399, 13.6834, 3.3719)
Luminance	0.1368 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C52A28 #28C3C5

analogous

#C52875 #C52A28 #C57928

triadic

#C52A28 #28C52A #2A28C5

tetradic

#C52A28 #75C528 #28C3C5 #7928C5

square

#C52A28 #75C528 #28C3C5 #7928C5

split-complementary

#C52A28 #28C579 #2875C5

monochromatic

#5F1413 #921F1E #C52A28 #DB514F #E68382

Accessibility & contrast

On white

5.62

#C52A28 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.74

#C52A28 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C52A28

5.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C52A28	#FFFFFF	#000000	##FFFFFF
##C52A28	1.00	5.62	3.74	5.62
#FFFFFF	5.62	1.00	21.00	1.00
#000000	3.74	21.00	1.00	21.00
##FFFFFF	5.62	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5B5226

Deuteranopia (green-blind)

#817321

Tritanopia (blue-blind)

#D9002C

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #c52a28;
/* rgb */ color: rgb(197, 42, 40);
/* oklch */ color: oklch(53.8% 0.191 27.1);

Tailwind

colors: {
  custom: {
    50: '#e07263',
    500: '#c52a28',
    950: '#000000',
  },
}

SCSS

$custom: #c52a28;
$custom-light: #e07263;
$custom-dark: #000000;

JSON

{
  "hex": "#c52a28",
  "rgb": {
    "r": 197,
    "g": 42,
    "b": 40
  },
  "hsl": {
    "h": 0.764,
    "s": 66.245,
    "l": 46.471
  },
  "oklch": {
    "l": 0.53825,
    "c": 0.1914,
    "h": 27.1
  },
  "luminance": 0.13679
}

Semantic roles & 50–950 ramp

primary

#C52A28

secondary

#7ACDCE

accent

#E7E93F

background

#FFF7F5

surface

#FEEDEA

border

#D6C8C6

text

#170905

muted

#857B79

Preview Lab

Preview with #C52A28

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

Preview Lab → · Contrast checker → · Palette generator →