#C53840#C53840

#C53840 is a mid, vivid red. Relative luminance 0.151; OKLCH L 55.4% C 0.177 H 22.2°. Best body text is #FFFFFF at 5.23:1 contrast (WCAG AA passes).

Color values

HEX	#C53840
RGB	rgb(197, 56, 64)
HSL	hsl(357, 56%, 50%)
HSV	hsv(357, 72%, 77%)
CMYK	cmyk(0%, 71.6%, 67.5%, 22.7%)
CIE-LAB	lab(45.73, 55.83, 28.58)
CIE-LCH	lch(45.73, 62.72, 27.11°)
OKLab	oklab(55.38% 0.1641 0.067)
OKLCH	oklch(55.38% 0.177 22.2)
XYZ	xyz(25.3683, 15.0726, 6.4230)
Luminance	0.1507 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C53840 #38C5BD

analogous

#C53886 #C53840 #C57738

triadic

#C53840 #40C538 #3840C5

tetradic

#C53840 #86C538 #38C5BD #7738C5

square

#C53840 #86C538 #38C5BD #7738C5

split-complementary

#C53840 #38C577 #3886C5

monochromatic

#661D21 #952A31 #C53840 #D4676D #E1969A

Accessibility & contrast

On white

5.23

#C53840 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.01

#C53840 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C53840

5.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C53840	#FFFFFF	#000000	##FFFFFF
##C53840	1.00	5.23	4.01	5.23
#FFFFFF	5.23	1.00	21.00	1.00
#000000	4.01	21.00	1.00	21.00
##FFFFFF	5.23	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#60593F

Deuteranopia (green-blind)

#83773C

Tritanopia (blue-blind)

#D8023C

Achromatopsia (no color)

#6C6C6C

Design tokens & code

CSS

--color: #c53840;
/* rgb */ color: rgb(197, 56, 64);
/* oklch */ color: oklch(55.4% 0.177 22.2);

Tailwind

colors: {
  custom: {
    50: '#de7875',
    500: '#c53840',
    950: '#000000',
  },
}

SCSS

$custom: #c53840;
$custom-light: #de7875;
$custom-dark: #000000;

JSON

{
  "hex": "#c53840",
  "rgb": {
    "r": 197,
    "g": 56,
    "b": 64
  },
  "hsl": {
    "h": 356.596,
    "s": 55.731,
    "l": 49.608
  },
  "oklch": {
    "l": 0.5538,
    "c": 0.17727,
    "h": 22.2
  },
  "luminance": 0.15069
}

Semantic roles & 50–950 ramp

primary

#C53840

secondary

#8CCDC9

accent

#DFD749

background

#FEF7F7

surface

#FDEEED

border

#D5C9C8

text

#170A08

muted

#857C7B

Preview Lab

Preview with #C53840

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

Preview Lab → · Contrast checker → · Palette generator →