#C63E34#C63E34

#C63E34 is a mid, vivid red. Relative luminance 0.157; OKLCH L 56.0% C 0.174 H 28.2°. Best body text is #FFFFFF at 5.07:1 contrast (WCAG AA passes).

Color values

HEX	#C63E34
RGB	rgb(198, 62, 52)
HSL	hsl(4, 58%, 49%)
HSV	hsv(4, 74%, 78%)
CMYK	cmyk(0%, 68.7%, 73.7%, 22.4%)
CIE-LAB	lab(46.58, 53.29, 36.62)
CIE-LCH	lch(46.58, 64.66, 34.49°)
OKLab	oklab(56% 0.1535 0.0824)
OKLCH	oklch(56% 0.174 28.2)
XYZ	xyz(25.6340, 15.7027, 4.9293)
Luminance	0.1570 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C63E34 #34BCC6

analogous

#C63473 #C63E34 #C68734

triadic

#C63E34 #34C63E #3E34C6

tetradic

#C63E34 #73C634 #34BCC6 #8734C6

square

#C63E34 #73C634 #34BCC6 #8734C6

split-complementary

#C63E34 #34C687 #3473C6

monochromatic

#65201B #962F27 #C63E34 #D66A62 #E29892

Accessibility & contrast

On white

5.07

#C63E34 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.14

#C63E34 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C63E34

5.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C63E34	#FFFFFF	#000000	##FFFFFF
##C63E34	1.00	5.07	4.14	5.07
#FFFFFF	5.07	1.00	21.00	1.00
#000000	4.14	21.00	1.00	21.00
##FFFFFF	5.07	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#655C32

Deuteranopia (green-blind)

#87792F

Tritanopia (blue-blind)

#DA113D

Achromatopsia (no color)

#6E6E6E

Design tokens & code

CSS

--color: #c63e34;
/* rgb */ color: rgb(198, 62, 52);
/* oklch */ color: oklch(56.0% 0.174 28.2);

Tailwind

colors: {
  custom: {
    50: '#e07b6c',
    500: '#c63e34',
    950: '#000000',
  },
}

SCSS

$custom: #c63e34;
$custom-light: #e07b6c;
$custom-dark: #000000;

JSON

{
  "hex": "#c63e34",
  "rgb": {
    "r": 198,
    "g": 62,
    "b": 52
  },
  "hsl": {
    "h": 4.11,
    "s": 58.4,
    "l": 49.02
  },
  "oklch": {
    "l": 0.55995,
    "c": 0.17421,
    "h": 28.2
  },
  "luminance": 0.15699
}

Semantic roles & 50–950 ramp

primary

#C63E34

secondary

#89C9CD

accent

#D7E246

background

#FEF7F6

surface

#FDEEEB

border

#D5C9C6

text

#170A07

muted

#857C7A

Preview Lab

Preview with #C63E34

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

Preview Lab → · Contrast checker → · Palette generator →