#C53F2F#C53F2F

#C53F2F is a mid, vivid red. Relative luminance 0.156; OKLCH L 55.9% C 0.173 H 30.2°. Best body text is #FFFFFF at 5.09:1 contrast (WCAG AA passes).

Color values

HEX	#C53F2F
RGB	rgb(197, 63, 47)
HSL	hsl(6, 61%, 48%)
HSV	hsv(6, 76%, 77%)
CMYK	cmyk(0%, 68%, 76.1%, 22.7%)
CIE-LAB	lab(46.49, 52.36, 39.25)
CIE-LCH	lch(46.49, 65.44, 36.86°)
OKLab	oklab(55.88% 0.1497 0.087)
OKLCH	oklch(55.88% 0.173 30.2)
XYZ	xyz(25.3194, 15.6343, 4.3733)
Luminance	0.1563 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C53F2F #2FB5C5

analogous

#C52F6A #C53F2F #C58A2F

triadic

#C53F2F #2FC53F #3F2FC5

tetradic

#C53F2F #6AC52F #2FB5C5 #8A2FC5

square

#C53F2F #6AC52F #2FB5C5 #8A2FC5

split-complementary

#C53F2F #2FC58A #2F6AC5

monochromatic

#621F17 #942F23 #C53F2F #D8675A #E3948B

Accessibility & contrast

On white

5.09

#C53F2F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.13

#C53F2F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C53F2F

5.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C53F2F	#FFFFFF	#000000	##FFFFFF
##C53F2F	1.00	5.09	4.13	5.09
#FFFFFF	5.09	1.00	21.00	1.00
#000000	4.13	21.00	1.00	21.00
##FFFFFF	5.09	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#665C2C

Deuteranopia (green-blind)

#87792A

Tritanopia (blue-blind)

#D9133C

Achromatopsia (no color)

#6E6E6E

Design tokens & code

CSS

--color: #c53f2f;
/* rgb */ color: rgb(197, 63, 47);
/* oklch */ color: oklch(55.9% 0.173 30.2);

Tailwind

colors: {
  custom: {
    50: '#df7c69',
    500: '#c53f2f',
    950: '#000000',
  },
}

SCSS

$custom: #c53f2f;
$custom-light: #df7c69;
$custom-dark: #000000;

JSON

{
  "hex": "#c53f2f",
  "rgb": {
    "r": 197,
    "g": 63,
    "b": 47
  },
  "hsl": {
    "h": 6.4,
    "s": 61.475,
    "l": 47.843
  },
  "oklch": {
    "l": 0.55875,
    "c": 0.1731,
    "h": 30.2
  },
  "luminance": 0.15631
}

Semantic roles & 50–950 ramp

primary

#C53F2F

secondary

#82C5CD

accent

#D3E543

background

#FEF7F6

surface

#FDEEEB

border

#D5C9C6

text

#170A06

muted

#857C7A

Preview Lab

Preview with #C53F2F

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

Preview Lab → · Contrast checker → · Palette generator →