#C4272B#C4272B

#C4272B is a mid, vivid red. Relative luminance 0.134; OKLCH L 53.5% C 0.192 H 25.7°. Best body text is #FFFFFF at 5.72:1 contrast (WCAG AA passes).

Color values

HEX	#C4272B
RGB	rgb(196, 39, 43)
HSL	hsl(358, 67%, 46%)
HSV	hsv(358, 80%, 77%)
CMYK	cmyk(0%, 80.1%, 78.1%, 23.1%)
CIE-LAB	lab(43.31, 60.08, 38.04)
CIE-LCH	lch(43.31, 71.11, 32.34°)
OKLab	oklab(53.45% 0.1732 0.0833)
OKLCH	oklch(53.45% 0.192 25.7)
XYZ	xyz(23.9294, 13.3651, 3.6048)
Luminance	0.1336 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C4272B #27C4C0

analogous

#C42779 #C4272B #C47127

triadic

#C4272B #2BC427 #272BC4

tetradic

#C4272B #79C427 #27C4C0 #7127C4

square

#C4272B #79C427 #27C4C0 #7127C4

split-complementary

#C4272B #27C471 #2779C4

monochromatic

#5E1315 #911D20 #C4272B #DC4D50 #E68082

Accessibility & contrast

On white

5.72

#C4272B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.67

#C4272B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C4272B

5.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C4272B	#FFFFFF	#000000	##FFFFFF
##C4272B	1.00	5.72	3.67	5.72
#FFFFFF	5.72	1.00	21.00	1.00
#000000	3.67	21.00	1.00	21.00
##FFFFFF	5.72	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#595129

Deuteranopia (green-blind)

#807224

Tritanopia (blue-blind)

#D8002B

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #c4272b;
/* rgb */ color: rgb(196, 39, 43);
/* oklch */ color: oklch(53.5% 0.192 25.7);

Tailwind

colors: {
  custom: {
    50: '#e07165',
    500: '#c4272b',
    950: '#000000',
  },
}

SCSS

$custom: #c4272b;
$custom-light: #e07165;
$custom-dark: #000000;

JSON

{
  "hex": "#c4272b",
  "rgb": {
    "r": 196,
    "g": 39,
    "b": 43
  },
  "hsl": {
    "h": 358.471,
    "s": 66.809,
    "l": 46.078
  },
  "oklch": {
    "l": 0.53453,
    "c": 0.19221,
    "h": 25.7
  },
  "luminance": 0.13361
}

Semantic roles & 50–950 ramp

primary

#C4272B

secondary

#79CECC

accent

#EAE53E

background

#FFF7F6

surface

#FEEDEB

border

#D6C8C6

text

#170905

muted

#857B7A

Preview Lab

Preview with #C4272B

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

Preview Lab → · Contrast checker → · Palette generator →