#C53440#C53440

#C53440 is a mid, vivid red. Relative luminance 0.147; OKLCH L 55.0% C 0.181 H 21.2°. Best body text is #FFFFFF at 5.33:1 contrast (WCAG AA passes).

Color values

HEX	#C53440
RGB	rgb(197, 52, 64)
HSL	hsl(355, 58%, 49%)
HSV	hsv(355, 74%, 77%)
CMYK	cmyk(0%, 73.6%, 67.5%, 22.7%)
CIE-LAB	lab(45.22, 57.25, 27.95)
CIE-LCH	lch(45.22, 63.71, 26.02°)
OKLab	oklab(55% 0.1687 0.0655)
OKLCH	oklch(55% 0.181 21.2)
XYZ	xyz(25.1821, 14.7002, 6.3610)
Luminance	0.1470 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C53440 #34C5B9

analogous

#C53489 #C53440 #C57034

triadic

#C53440 #40C534 #3440C5

tetradic

#C53440 #89C534 #34C5B9 #7034C5

square

#C53440 #89C534 #34C5B9 #7034C5

split-complementary

#C53440 #34C570 #3489C5

monochromatic

#641A21 #952730 #C53440 #D5616B #E29198

Accessibility & contrast

On white

5.33

#C53440 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.94

#C53440 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C53440

5.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C53440	#FFFFFF	#000000	##FFFFFF
##C53440	1.00	5.33	3.94	5.33
#FFFFFF	5.33	1.00	21.00	1.00
#000000	3.94	21.00	1.00	21.00
##FFFFFF	5.33	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5D573F

Deuteranopia (green-blind)

#82763C

Tritanopia (blue-blind)

#D8003A

Achromatopsia (no color)

#6B6B6B

Design tokens & code

CSS

--color: #c53440;
/* rgb */ color: rgb(197, 52, 64);
/* oklch */ color: oklch(55.0% 0.181 21.2);

Tailwind

colors: {
  custom: {
    50: '#df7774',
    500: '#c53440',
    950: '#000000',
  },
}

SCSS

$custom: #c53440;
$custom-light: #df7774;
$custom-dark: #000000;

JSON

{
  "hex": "#c53440",
  "rgb": {
    "r": 197,
    "g": 52,
    "b": 64
  },
  "hsl": {
    "h": 355.034,
    "s": 58.233,
    "l": 48.824
  },
  "oklch": {
    "l": 0.54999,
    "c": 0.18096,
    "h": 21.2
  },
  "luminance": 0.14696
}

Semantic roles & 50–950 ramp

primary

#C53440

secondary

#88CDC7

accent

#E1D546

background

#FEF7F7

surface

#FDEEED

border

#D5C9C8

text

#170908

muted

#857B7B

Preview Lab

Preview with #C53440

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

Preview Lab → · Contrast checker → · Palette generator →