#C52F28#C52F28

#C52F28 is a mid, vivid red. Relative luminance 0.141; OKLCH L 54.2% C 0.188 H 28.1°. Best body text is #FFFFFF at 5.51:1 contrast (WCAG AA passes).

Color values

HEX	#C52F28
RGB	rgb(197, 47, 40)
HSL	hsl(3, 66%, 46%)
HSV	hsv(3, 80%, 77%)
CMYK	cmyk(0%, 76.1%, 79.7%, 22.7%)
CIE-LAB	lab(44.32, 57.90, 40.80)
CIE-LCH	lch(44.32, 70.83, 35.17°)
OKLab	oklab(54.23% 0.1656 0.0883)
OKLCH	oklch(54.23% 0.188 28.1)
XYZ	xyz(24.4284, 14.0604, 3.4348)
Luminance	0.1406 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C52F28 #28BEC5

analogous

#C52870 #C52F28 #C57E28

triadic

#C52F28 #28C52F #2F28C5

tetradic

#C52F28 #70C528 #28BEC5 #7E28C5

square

#C52F28 #70C528 #28BEC5 #7E28C5

split-complementary

#C52F28 #28C57E #2870C5

monochromatic

#5F1713 #92231E #C52F28 #DB554F #E68682

Accessibility & contrast

On white

5.51

#C52F28 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.81

#C52F28 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C52F28

5.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C52F28	#FFFFFF	#000000	##FFFFFF
##C52F28	1.00	5.51	3.81	5.51
#FFFFFF	5.51	1.00	21.00	1.00
#000000	3.81	21.00	1.00	21.00
##FFFFFF	5.51	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5D5425

Deuteranopia (green-blind)

#827521

Tritanopia (blue-blind)

#D9002F

Achromatopsia (no color)

#696969

Design tokens & code

CSS

--color: #c52f28;
/* rgb */ color: rgb(197, 47, 40);
/* oklch */ color: oklch(54.2% 0.188 28.1);

Tailwind

colors: {
  custom: {
    50: '#e07463',
    500: '#c52f28',
    950: '#000000',
  },
}

SCSS

$custom: #c52f28;
$custom-light: #e07463;
$custom-dark: #000000;

JSON

{
  "hex": "#c52f28",
  "rgb": {
    "r": 197,
    "g": 47,
    "b": 40
  },
  "hsl": {
    "h": 2.675,
    "s": 66.245,
    "l": 46.471
  },
  "oklch": {
    "l": 0.5423,
    "c": 0.1877,
    "h": 28.1
  },
  "luminance": 0.14057
}

Semantic roles & 50–950 ramp

primary

#C52F28

secondary

#7ACBCE

accent

#E2E93F

background

#FFF7F5

surface

#FEEDEA

border

#D6C8C6

text

#170905

muted

#857B79

Preview Lab

Preview with #C52F28

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

Preview Lab → · Contrast checker → · Palette generator →