#C52B28#C52B28

#C52B28 is a mid, vivid red. Relative luminance 0.138; OKLCH L 53.9% C 0.191 H 27.3°. Best body text is #FFFFFF at 5.60:1 contrast (WCAG AA passes).

Color values

HEX	#C52B28
RGB	rgb(197, 43, 40)
HSL	hsl(1, 66%, 46%)
HSV	hsv(1, 80%, 77%)
CMYK	cmyk(0%, 78.2%, 79.7%, 22.7%)
CIE-LAB	lab(43.88, 59.13, 40.36)
CIE-LCH	lch(43.88, 71.59, 34.32°)
OKLab	oklab(53.9% 0.1695 0.0873)
OKLCH	oklch(53.9% 0.191 27.3)
XYZ	xyz(24.2758, 13.7552, 3.3839)
Luminance	0.1375 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C52B28 #28C2C5

analogous

#C52874 #C52B28 #C57928

triadic

#C52B28 #28C52B #2B28C5

tetradic

#C52B28 #74C528 #28C2C5 #7928C5

square

#C52B28 #74C528 #28C2C5 #7928C5

split-complementary

#C52B28 #28C579 #2874C5

monochromatic

#5F1513 #92201E #C52B28 #DB524F #E68482

Accessibility & contrast

On white

5.60

#C52B28 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.75

#C52B28 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C52B28

5.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C52B28	#FFFFFF	#000000	##FFFFFF
##C52B28	1.00	5.60	3.75	5.60
#FFFFFF	5.60	1.00	21.00	1.00
#000000	3.75	21.00	1.00	21.00
##FFFFFF	5.60	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5C5226

Deuteranopia (green-blind)

#817421

Tritanopia (blue-blind)

#D9002D

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #c52b28;
/* rgb */ color: rgb(197, 43, 40);
/* oklch */ color: oklch(53.9% 0.191 27.3);

Tailwind

colors: {
  custom: {
    50: '#e07263',
    500: '#c52b28',
    950: '#000000',
  },
}

SCSS

$custom: #c52b28;
$custom-light: #e07263;
$custom-dark: #000000;

JSON

{
  "hex": "#c52b28",
  "rgb": {
    "r": 197,
    "g": 43,
    "b": 40
  },
  "hsl": {
    "h": 1.146,
    "s": 66.245,
    "l": 46.471
  },
  "oklch": {
    "l": 0.53903,
    "c": 0.19067,
    "h": 27.3
  },
  "luminance": 0.13751
}

Semantic roles & 50–950 ramp

primary

#C52B28

secondary

#7ACDCE

accent

#E6E93F

background

#FFF7F5

surface

#FEEDEA

border

#D6C8C6

text

#170905

muted

#857B79

Preview Lab

Preview with #C52B28

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

Preview Lab → · Contrast checker → · Palette generator →