#C71C1A#C71C1A

#C71C1A is a mid, highly saturated red. Relative luminance 0.130; OKLCH L 53.2% C 0.203 H 28.1°. Best body text is #FFFFFF at 5.82:1 contrast (WCAG AA passes).

Color values

HEX	#C71C1A
RGB	rgb(199, 28, 26)
HSL	hsl(1, 77%, 44%)
HSV	hsv(1, 87%, 78%)
CMYK	cmyk(0%, 85.9%, 86.9%, 22%)
CIE-LAB	lab(42.84, 63.10, 46.78)
CIE-LCH	lch(42.84, 78.55, 36.55°)
OKLab	oklab(53.17% 0.1792 0.0958)
OKLCH	oklch(53.17% 0.203 28.1)
XYZ	xyz(24.1580, 13.0513, 2.2243)
Luminance	0.1305 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C71C1A #1AC5C7

analogous

#C71A6E #C71C1A #C7731A

triadic

#C71C1A #1AC71C #1C1AC7

tetradic

#C71C1A #6EC71A #1AC5C7 #731AC7

square

#C71C1A #6EC71A #1AC5C7 #731AC7

split-complementary

#C71C1A #1AC773 #1A6EC7

monochromatic

#5B0D0C #911413 #C71C1A #E53B39 #EC716F

Accessibility & contrast

On white

5.82

#C71C1A on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.61

#C71C1A on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C71C1A

5.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C71C1A	#FFFFFF	#000000	##FFFFFF
##C71C1A	1.00	5.82	3.61	5.82
#FFFFFF	5.82	1.00	21.00	1.00
#000000	3.61	21.00	1.00	21.00
##FFFFFF	5.82	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#584E16

Deuteranopia (green-blind)

#80720C

Tritanopia (blue-blind)

#DC001F

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #c71c1a;
/* rgb */ color: rgb(199, 28, 26);
/* oklch */ color: oklch(53.2% 0.203 28.1);

Tailwind

colors: {
  custom: {
    50: '#e36d59',
    500: '#c71c1a',
    950: '#000000',
  },
}

SCSS

$custom: #c71c1a;
$custom-light: #e36d59;
$custom-dark: #000000;

JSON

{
  "hex": "#c71c1a",
  "rgb": {
    "r": 199,
    "g": 28,
    "b": 26
  },
  "hsl": {
    "h": 0.694,
    "s": 76.889,
    "l": 44.118
  },
  "oklch": {
    "l": 0.53166,
    "c": 0.20315,
    "h": 28.1
  },
  "luminance": 0.13047
}

Semantic roles & 50–950 ramp

primary

#C71C1A

secondary

#6AD1D2

accent

#F1F334

background

#FFF7F5

surface

#FFEDE9

border

#D7C8C5

text

#180804

muted

#867B79

Preview Lab

Preview with #C71C1A

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

Preview Lab → · Contrast checker → · Palette generator →