#C52C28#C52C28

#C52C28 is a mid, vivid red. Relative luminance 0.138; OKLCH L 54.0% C 0.190 H 27.4°. Best body text is #FFFFFF at 5.58:1 contrast (WCAG AA passes).

Color values

HEX	#C52C28
RGB	rgb(197, 44, 40)
HSL	hsl(2, 66%, 46%)
HSV	hsv(2, 80%, 77%)
CMYK	cmyk(0%, 77.7%, 79.7%, 22.7%)
CIE-LAB	lab(43.99, 58.83, 40.47)
CIE-LCH	lch(43.99, 71.41, 34.52°)
OKLab	oklab(53.98% 0.1686 0.0876)
OKLCH	oklch(53.98% 0.19 27.4)
XYZ	xyz(24.3126, 13.8288, 3.3961)
Luminance	0.1383 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C52C28 #28C1C5

analogous

#C52873 #C52C28 #C57B28

triadic

#C52C28 #28C52C #2C28C5

tetradic

#C52C28 #73C528 #28C1C5 #7B28C5

square

#C52C28 #73C528 #28C1C5 #7B28C5

split-complementary

#C52C28 #28C57B #2873C5

monochromatic

#5F1513 #92211E #C52C28 #DB534F #E68482

Accessibility & contrast

On white

5.58

#C52C28 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.77

#C52C28 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C52C28

5.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C52C28	#FFFFFF	#000000	##FFFFFF
##C52C28	1.00	5.58	3.77	5.58
#FFFFFF	5.58	1.00	21.00	1.00
#000000	3.77	21.00	1.00	21.00
##FFFFFF	5.58	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5C5326

Deuteranopia (green-blind)

#827421

Tritanopia (blue-blind)

#D9002D

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #c52c28;
/* rgb */ color: rgb(197, 44, 40);
/* oklch */ color: oklch(54.0% 0.190 27.4);

Tailwind

colors: {
  custom: {
    50: '#e07363',
    500: '#c52c28',
    950: '#000000',
  },
}

SCSS

$custom: #c52c28;
$custom-light: #e07363;
$custom-dark: #000000;

JSON

{
  "hex": "#c52c28",
  "rgb": {
    "r": 197,
    "g": 44,
    "b": 40
  },
  "hsl": {
    "h": 1.529,
    "s": 66.245,
    "l": 46.471
  },
  "oklch": {
    "l": 0.53982,
    "c": 0.18995,
    "h": 27.4
  },
  "luminance": 0.13825
}

Semantic roles & 50–950 ramp

primary

#C52C28

secondary

#7ACCCE

accent

#E5E93F

background

#FFF7F5

surface

#FEEDEA

border

#D6C8C6

text

#170905

muted

#857B79

Preview Lab

Preview with #C52C28

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

Preview Lab → · Contrast checker → · Palette generator →