#C53D3A#C53D3A

#C53D3A is a mid, vivid red. Relative luminance 0.155; OKLCH L 55.8% C 0.173 H 25.8°. Best body text is #FFFFFF at 5.12:1 contrast (WCAG AA passes).

Color values

HEX	#C53D3A
RGB	rgb(197, 61, 58)
HSL	hsl(1, 55%, 50%)
HSV	hsv(1, 71%, 77%)
CMYK	cmyk(0%, 69%, 70.6%, 22.7%)
CIE-LAB	lab(46.33, 53.63, 32.85)
CIE-LCH	lch(46.33, 62.89, 31.48°)
OKLab	oklab(55.8% 0.1559 0.0754)
OKLCH	oklch(55.8% 0.173 25.8)
XYZ	xyz(25.4612, 15.5170, 5.6566)
Luminance	0.1551 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C53D3A #3AC2C5

analogous

#C53A7C #C53D3A #C5833A

triadic

#C53D3A #3AC53D #3D3AC5

tetradic

#C53D3A #7CC53A #3AC2C5 #833AC5

square

#C53D3A #7CC53A #3AC2C5 #833AC5

split-complementary

#C53D3A #3AC583 #3A7CC5

monochromatic

#66201E #962E2C #C53D3A #D36C69 #E19A99

Accessibility & contrast

On white

5.12

#C53D3A on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.10

#C53D3A on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C53D3A

5.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C53D3A	#FFFFFF	#000000	##FFFFFF
##C53D3A	1.00	5.12	4.10	5.12
#FFFFFF	5.12	1.00	21.00	1.00
#000000	4.10	21.00	1.00	21.00
##FFFFFF	5.12	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#635B38

Deuteranopia (green-blind)

#857936

Tritanopia (blue-blind)

#D8123E

Achromatopsia (no color)

#6E6E6E

Design tokens & code

CSS

--color: #c53d3a;
/* rgb */ color: rgb(197, 61, 58);
/* oklch */ color: oklch(55.8% 0.173 25.8);

Tailwind

colors: {
  custom: {
    50: '#df7b70',
    500: '#c53d3a',
    950: '#000000',
  },
}

SCSS

$custom: #c53d3a;
$custom-light: #df7b70;
$custom-dark: #000000;

JSON

{
  "hex": "#c53d3a",
  "rgb": {
    "r": 197,
    "g": 61,
    "b": 58
  },
  "hsl": {
    "h": 1.295,
    "s": 54.51,
    "l": 50
  },
  "oklch": {
    "l": 0.55801,
    "c": 0.17321,
    "h": 25.8
  },
  "luminance": 0.15513
}

Semantic roles & 50–950 ramp

primary

#C53D3A

secondary

#8ECBCD

accent

#DBDE4A

background

#FEF7F6

surface

#FDEEEC

border

#D5C9C7

text

#170A07

muted

#857C7A

Preview Lab

Preview with #C53D3A

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

Preview Lab → · Contrast checker → · Palette generator →