#C4252B#C4252B

#C4252B is a mid, vivid red. Relative luminance 0.132; OKLCH L 53.3% C 0.194 H 25.3°. Best body text is #FFFFFF at 5.76:1 contrast (WCAG AA passes).

Color values

HEX	#C4252B
RGB	rgb(196, 37, 43)
HSL	hsl(358, 68%, 46%)
HSV	hsv(358, 81%, 77%)
CMYK	cmyk(0%, 81.1%, 78.1%, 23.1%)
CIE-LAB	lab(43.12, 60.62, 37.84)
CIE-LCH	lch(43.12, 71.46, 31.97°)
OKLab	oklab(53.31% 0.1749 0.0828)
OKLCH	oklch(53.31% 0.194 25.3)
XYZ	xyz(23.8655, 13.2372, 3.5835)
Luminance	0.1323 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C4252B #25C4BE

analogous

#C4257A #C4252B #C46E25

triadic

#C4252B #2BC425 #252BC4

tetradic

#C4252B #7AC425 #25C4BE #6E25C4

square

#C4252B #7AC425 #25C4BE #6E25C4

split-complementary

#C4252B #25C46E #257AC4

monochromatic

#5D1214 #911B20 #C4252B #DD494F #E67D81

Accessibility & contrast

On white

5.76

#C4252B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.65

#C4252B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C4252B

5.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C4252B	#FFFFFF	#000000	##FFFFFF
##C4252B	1.00	5.76	3.65	5.76
#FFFFFF	5.76	1.00	21.00	1.00
#000000	3.65	21.00	1.00	21.00
##FFFFFF	5.76	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#585029

Deuteranopia (green-blind)

#7F7224

Tritanopia (blue-blind)

#D8002A

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #c4252b;
/* rgb */ color: rgb(196, 37, 43);
/* oklch */ color: oklch(53.3% 0.194 25.3);

Tailwind

colors: {
  custom: {
    50: '#e07065',
    500: '#c4252b',
    950: '#000000',
  },
}

SCSS

$custom: #c4252b;
$custom-light: #e07065;
$custom-dark: #000000;

JSON

{
  "hex": "#c4252b",
  "rgb": {
    "r": 196,
    "g": 37,
    "b": 43
  },
  "hsl": {
    "h": 357.736,
    "s": 68.24,
    "l": 45.686
  },
  "oklch": {
    "l": 0.53313,
    "c": 0.19356,
    "h": 25.3
  },
  "luminance": 0.13233
}

Semantic roles & 50–950 ramp

primary

#C4252B

secondary

#76CFCB

accent

#EBE53D

background

#FFF7F6

surface

#FEEDEB

border

#D6C8C6

text

#170905

muted

#857B7A

Preview Lab

Preview with #C4252B

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

Preview Lab → · Contrast checker → · Palette generator →