#C52528#C52528

#C52528 is a mid, vivid red. Relative luminance 0.133; OKLCH L 53.5% C 0.195 H 26.2°. Best body text is #FFFFFF at 5.72:1 contrast (WCAG AA passes).

Color values

HEX	#C52528
RGB	rgb(197, 37, 40)
HSL	hsl(359, 68%, 46%)
HSV	hsv(359, 81%, 77%)
CMYK	cmyk(0%, 81.2%, 79.7%, 22.7%)
CIE-LAB	lab(43.29, 60.81, 39.76)
CIE-LCH	lch(43.29, 72.65, 33.18°)
OKLab	oklab(53.46% 0.1748 0.086)
OKLCH	oklch(53.46% 0.195 26.2)
XYZ	xyz(24.0735, 13.3506, 3.3164)
Luminance	0.1335 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C52528 #25C5C2

analogous

#C52578 #C52528 #C57225

triadic

#C52528 #28C525 #2528C5

tetradic

#C52528 #78C525 #25C5C2 #7225C5

square

#C52528 #78C525 #25C5C2 #7225C5

split-complementary

#C52528 #25C572 #2578C5

monochromatic

#5E1213 #911B1E #C52528 #DD4A4D #E77E80

Accessibility & contrast

On white

5.72

#C52528 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.67

#C52528 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C52528

5.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C52528	#FFFFFF	#000000	##FFFFFF
##C52528	1.00	5.72	3.67	5.72
#FFFFFF	5.72	1.00	21.00	1.00
#000000	3.67	21.00	1.00	21.00
##FFFFFF	5.72	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#595026

Deuteranopia (green-blind)

#807220

Tritanopia (blue-blind)

#D90029

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #c52528;
/* rgb */ color: rgb(197, 37, 40);
/* oklch */ color: oklch(53.5% 0.195 26.2);

Tailwind

colors: {
  custom: {
    50: '#e17063',
    500: '#c52528',
    950: '#000000',
  },
}

SCSS

$custom: #c52528;
$custom-light: #e17063;
$custom-dark: #000000;

JSON

{
  "hex": "#c52528",
  "rgb": {
    "r": 197,
    "g": 37,
    "b": 40
  },
  "hsl": {
    "h": 358.875,
    "s": 68.376,
    "l": 45.882
  },
  "oklch": {
    "l": 0.53463,
    "c": 0.1948,
    "h": 26.2
  },
  "luminance": 0.13347
}

Semantic roles & 50–950 ramp

primary

#C52528

secondary

#77CFCD

accent

#EBE83D

background

#FFF7F5

surface

#FEEDEA

border

#D6C8C6

text

#170905

muted

#857B79

Preview Lab

Preview with #C52528

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

Preview Lab → · Contrast checker → · Palette generator →