#C53C33#C53C33

#C53C33 is a mid, vivid red. Relative luminance 0.153; OKLCH L 55.6% C 0.175 H 28.0°. Best body text is #FFFFFF at 5.16:1 contrast (WCAG AA passes).

Color values

HEX	#C53C33
RGB	rgb(197, 60, 51)
HSL	hsl(4, 59%, 49%)
HSV	hsv(4, 74%, 77%)
CMYK	cmyk(0%, 69.5%, 74.1%, 22.7%)
CIE-LAB	lab(46.10, 53.71, 36.60)
CIE-LCH	lch(46.10, 64.99, 34.27°)
OKLab	oklab(55.6% 0.1547 0.0822)
OKLCH	oklch(55.6% 0.175 28)
XYZ	xyz(25.2422, 15.3448, 4.7640)
Luminance	0.1534 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C53C33 #33BCC5

analogous

#C53373 #C53C33 #C58533

triadic

#C53C33 #33C53C #3C33C5

tetradic

#C53C33 #73C533 #33BCC5 #8533C5

square

#C53C33 #73C533 #33BCC5 #8533C5

split-complementary

#C53C33 #33C585 #3373C5

monochromatic

#641E1A #942D26 #C53C33 #D6675F #E29590

Accessibility & contrast

On white

5.16

#C53C33 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.07

#C53C33 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C53C33

5.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C53C33	#FFFFFF	#000000	##FFFFFF
##C53C33	1.00	5.16	4.07	5.16
#FFFFFF	5.16	1.00	21.00	1.00
#000000	4.07	21.00	1.00	21.00
##FFFFFF	5.16	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#635A31

Deuteranopia (green-blind)

#85782E

Tritanopia (blue-blind)

#D90A3B

Achromatopsia (no color)

#6D6D6D

Design tokens & code

CSS

--color: #c53c33;
/* rgb */ color: rgb(197, 60, 51);
/* oklch */ color: oklch(55.6% 0.175 28.0);

Tailwind

colors: {
  custom: {
    50: '#df7a6b',
    500: '#c53c33',
    950: '#000000',
  },
}

SCSS

$custom: #c53c33;
$custom-light: #df7a6b;
$custom-dark: #000000;

JSON

{
  "hex": "#c53c33",
  "rgb": {
    "r": 197,
    "g": 60,
    "b": 51
  },
  "hsl": {
    "h": 3.699,
    "s": 58.871,
    "l": 48.627
  },
  "oklch": {
    "l": 0.55599,
    "c": 0.17517,
    "h": 28
  },
  "luminance": 0.15341
}

Semantic roles & 50–950 ramp

primary

#C53C33

secondary

#87C9CD

accent

#D8E246

background

#FEF7F6

surface

#FDEEEB

border

#D5C9C6

text

#170A07

muted

#857C7A

Preview Lab

Preview with #C53C33

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

Preview Lab → · Contrast checker → · Palette generator →