#C53A2E#C53A2E

#C53A2E is a mid, vivid red. Relative luminance 0.151; OKLCH L 55.3% C 0.178 H 29.0°. Best body text is #FFFFFF at 5.23:1 contrast (WCAG AA passes).

Color values

HEX	#C53A2E
RGB	rgb(197, 58, 46)
HSL	hsl(5, 62%, 48%)
HSV	hsv(5, 77%, 77%)
CMYK	cmyk(0%, 70.6%, 76.6%, 22.7%)
CIE-LAB	lab(45.77, 54.27, 39.03)
CIE-LCH	lch(45.77, 66.84, 35.72°)
OKLab	oklab(55.33% 0.1555 0.0862)
OKLCH	oklch(55.33% 0.178 29)
XYZ	xyz(25.0350, 15.0975, 4.1801)
Luminance	0.1509 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C53A2E #2EB9C5

analogous

#C52E6E #C53A2E #C5852E

triadic

#C53A2E #2EC53A #3A2EC5

tetradic

#C53A2E #6EC52E #2EB9C5 #852EC5

square

#C53A2E #6EC52E #2EB9C5 #852EC5

split-complementary

#C53A2E #2EC585 #2E6EC5

monochromatic

#621D17 #932B22 #C53A2E #D86258 #E4918A

Accessibility & contrast

On white

5.23

#C53A2E on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.02

#C53A2E on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C53A2E

5.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C53A2E	#FFFFFF	#000000	##FFFFFF
##C53A2E	1.00	5.23	4.02	5.23
#FFFFFF	5.23	1.00	21.00	1.00
#000000	4.02	21.00	1.00	21.00
##FFFFFF	5.23	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#63592B

Deuteranopia (green-blind)

#857728

Tritanopia (blue-blind)

#D90038

Achromatopsia (no color)

#6C6C6C

Design tokens & code

CSS

--color: #c53a2e;
/* rgb */ color: rgb(197, 58, 46);
/* oklch */ color: oklch(55.3% 0.178 29.0);

Tailwind

colors: {
  custom: {
    50: '#df7968',
    500: '#c53a2e',
    950: '#000000',
  },
}

SCSS

$custom: #c53a2e;
$custom-light: #df7968;
$custom-dark: #000000;

JSON

{
  "hex": "#c53a2e",
  "rgb": {
    "r": 197,
    "g": 58,
    "b": 46
  },
  "hsl": {
    "h": 4.768,
    "s": 62.14,
    "l": 47.647
  },
  "oklch": {
    "l": 0.5533,
    "c": 0.17776,
    "h": 29
  },
  "luminance": 0.15094
}

Semantic roles & 50–950 ramp

primary

#C53A2E

secondary

#81C7CE

accent

#D8E543

background

#FFF7F6

surface

#FEEEEB

border

#D6C9C6

text

#170A06

muted

#857C7A

Preview Lab

Preview with #C53A2E

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

Preview Lab → · Contrast checker → · Palette generator →