#C43534#C43534

#C43534 is a mid, vivid red. Relative luminance 0.145; OKLCH L 54.7% C 0.180 H 25.8°. Best body text is #FFFFFF at 5.38:1 contrast (WCAG AA passes).

Color values

HEX	#C43534
RGB	rgb(196, 53, 52)
HSL	hsl(0, 58%, 49%)
HSV	hsv(0, 73%, 77%)
CMYK	cmyk(0%, 73%, 73.5%, 23.1%)
CIE-LAB	lab(44.99, 56.02, 34.72)
CIE-LCH	lch(44.99, 65.91, 31.79°)
OKLab	oklab(54.74% 0.1623 0.0784)
OKLCH	oklch(54.74% 0.18 25.8)
XYZ	xyz(24.6607, 14.5337, 4.7549)
Luminance	0.1453 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C43534 #34C3C4

analogous

#C4347B #C43534 #C47D34

triadic

#C43534 #34C435 #3534C4

tetradic

#C43534 #7BC434 #34C3C4 #7D34C4

square

#C43534 #7BC434 #34C3C4 #7D34C4

split-complementary

#C43534 #34C47D #347BC4

monochromatic

#631B1A #942827 #C43534 #D56160 #E29191

Accessibility & contrast

On white

5.38

#C43534 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.91

#C43534 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C43534

5.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C43534	#FFFFFF	#000000	##FFFFFF
##C43534	1.00	5.38	3.91	5.38
#FFFFFF	5.38	1.00	21.00	1.00
#000000	3.91	21.00	1.00	21.00
##FFFFFF	5.38	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5F5732

Deuteranopia (green-blind)

#83762F

Tritanopia (blue-blind)

#D80037

Achromatopsia (no color)

#6A6A6A

Design tokens & code

CSS

--color: #c43534;
/* rgb */ color: rgb(196, 53, 52);
/* oklch */ color: oklch(54.7% 0.180 25.8);

Tailwind

colors: {
  custom: {
    50: '#df776c',
    500: '#c43534',
    950: '#000000',
  },
}

SCSS

$custom: #c43534;
$custom-light: #df776c;
$custom-dark: #000000;

JSON

{
  "hex": "#c43534",
  "rgb": {
    "r": 196,
    "g": 53,
    "b": 52
  },
  "hsl": {
    "h": 0.417,
    "s": 58.065,
    "l": 48.627
  },
  "oklch": {
    "l": 0.54737,
    "c": 0.18026,
    "h": 25.8
  },
  "luminance": 0.1453
}

Semantic roles & 50–950 ramp

primary

#C43534

secondary

#87CCCC

accent

#E0E147

background

#FEF7F6

surface

#FDEEEB

border

#D5C9C6

text

#170907

muted

#857B7A

Preview Lab

Preview with #C43534

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

Preview Lab → · Contrast checker → · Palette generator →