#C53439#C53439

#C53439 is a mid, vivid red. Relative luminance 0.146; OKLCH L 54.9% C 0.182 H 23.8°. Best body text is #FFFFFF at 5.35:1 contrast (WCAG AA passes).

Color values

HEX	#C53439
RGB	rgb(197, 52, 57)
HSL	hsl(358, 58%, 49%)
HSV	hsv(358, 74%, 77%)
CMYK	cmyk(0%, 73.6%, 71.1%, 22.7%)
CIE-LAB	lab(45.12, 56.90, 32.00)
CIE-LCH	lch(45.12, 65.28, 29.35°)
OKLab	oklab(54.89% 0.1661 0.0734)
OKLCH	oklch(54.89% 0.182 23.8)
XYZ	xyz(24.9953, 14.6255, 5.3770)
Luminance	0.1462 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C53439 #34C5C0

analogous

#C53482 #C53439 #C57834

triadic

#C53439 #39C534 #3439C5

tetradic

#C53439 #82C534 #34C5C0 #7834C5

square

#C53439 #82C534 #34C5C0 #7834C5

split-complementary

#C53439 #34C578 #3482C5

monochromatic

#641A1D #95272B #C53439 #D56165 #E29194

Accessibility & contrast

On white

5.35

#C53439 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.92

#C53439 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C53439

5.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C53439	#FFFFFF	#000000	##FFFFFF
##C53439	1.00	5.35	3.92	5.35
#FFFFFF	5.35	1.00	21.00	1.00
#000000	3.92	21.00	1.00	21.00
##FFFFFF	5.35	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5E5738

Deuteranopia (green-blind)

#837634

Tritanopia (blue-blind)

#D90037

Achromatopsia (no color)

#6B6B6B

Design tokens & code

CSS

--color: #c53439;
/* rgb */ color: rgb(197, 52, 57);
/* oklch */ color: oklch(54.9% 0.182 23.8);

Tailwind

colors: {
  custom: {
    50: '#df766f',
    500: '#c53439',
    950: '#000000',
  },
}

SCSS

$custom: #c53439;
$custom-light: #df766f;
$custom-dark: #000000;

JSON

{
  "hex": "#c53439",
  "rgb": {
    "r": 197,
    "g": 52,
    "b": 57
  },
  "hsl": {
    "h": 357.931,
    "s": 58.233,
    "l": 48.824
  },
  "oklch": {
    "l": 0.54888,
    "c": 0.18156,
    "h": 23.8
  },
  "luminance": 0.14622
}

Semantic roles & 50–950 ramp

primary

#C53439

secondary

#88CDCB

accent

#E1DC46

background

#FEF7F6

surface

#FDEEEC

border

#D5C9C7

text

#170907

muted

#857B7A

Preview Lab

Preview with #C53439

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

Preview Lab → · Contrast checker → · Palette generator →