#C63529#C63529

#C63529 is a mid, vivid red. Relative luminance 0.147; OKLCH L 55.0% C 0.184 H 29.2°. Best body text is #FFFFFF at 5.33:1 contrast (WCAG AA passes).

Color values

HEX	#C63529
RGB	rgb(198, 53, 41)
HSL	hsl(5, 66%, 47%)
HSV	hsv(5, 79%, 78%)
CMYK	cmyk(0%, 73.2%, 79.3%, 22.4%)
CIE-LAB	lab(45.24, 56.23, 41.26)
CIE-LCH	lch(45.24, 69.75, 36.27°)
OKLab	oklab(54.96% 0.1605 0.0895)
OKLCH	oklch(54.96% 0.184 29.2)
XYZ	xyz(24.9650, 14.7160, 3.6233)
Luminance	0.1471 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C63529 #29BAC6

analogous

#C6296C #C63529 #C68429

triadic

#C63529 #29C635 #3529C6

tetradic

#C63529 #6CC629 #29BAC6 #8429C6

square

#C63529 #6CC629 #29BAC6 #8429C6

split-complementary

#C63529 #29C684 #296CC6

monochromatic

#611A14 #93271F #C63529 #DB5C51 #E68B84

Accessibility & contrast

On white

5.33

#C63529 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.94

#C63529 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C63529

5.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C63529	#FFFFFF	#000000	##FFFFFF
##C63529	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)

#615726

Deuteranopia (green-blind)

#857722

Tritanopia (blue-blind)

#DA0034

Achromatopsia (no color)

#6B6B6B

Design tokens & code

CSS

--color: #c63529;
/* rgb */ color: rgb(198, 53, 41);
/* oklch */ color: oklch(55.0% 0.184 29.2);

Tailwind

colors: {
  custom: {
    50: '#e17764',
    500: '#c63529',
    950: '#000000',
  },
}

SCSS

$custom: #c63529;
$custom-light: #e17764;
$custom-dark: #000000;

JSON

{
  "hex": "#c63529",
  "rgb": {
    "r": 198,
    "g": 53,
    "b": 41
  },
  "hsl": {
    "h": 4.586,
    "s": 65.69,
    "l": 46.863
  },
  "oklch": {
    "l": 0.54956,
    "c": 0.18377,
    "h": 29.2
  },
  "luminance": 0.14712
}

Semantic roles & 50–950 ramp

primary

#C63529

secondary

#7CC8CF

accent

#DCE93F

background

#FFF7F6

surface

#FEEEEB

border

#D6C9C6

text

#170905

muted

#857B7A

Preview Lab

Preview with #C63529

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

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