#C43A35#C43A35

#C43A35 is a mid, vivid red. Relative luminance 0.150; OKLCH L 55.2% C 0.176 H 26.7°. Best body text is #FFFFFF at 5.25:1 contrast (WCAG AA passes).

Color values

HEX	#C43A35
RGB	rgb(196, 58, 53)
HSL	hsl(2, 57%, 49%)
HSV	hsv(2, 73%, 77%)
CMYK	cmyk(0%, 70.4%, 73%, 23.1%)
CIE-LAB	lab(45.67, 54.23, 34.92)
CIE-LCH	lch(45.67, 64.50, 32.77°)
OKLab	oklab(55.25% 0.1569 0.079)
OKLCH	oklch(55.25% 0.176 26.7)
XYZ	xyz(24.9234, 15.0226, 4.9548)
Luminance	0.1502 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C43A35 #35BFC4

analogous

#C43578 #C43A35 #C48235

triadic

#C43A35 #35C43A #3A35C4

tetradic

#C43A35 #78C435 #35BFC4 #8235C4

square

#C43A35 #78C435 #35BFC4 #8235C4

split-complementary

#C43A35 #35C482 #3578C4

monochromatic

#641D1B #942C28 #C43A35 #D46662 #E19592

Accessibility & contrast

On white

5.25

#C43A35 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.00

#C43A35 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C43A35

5.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C43A35	#FFFFFF	#000000	##FFFFFF
##C43A35	1.00	5.25	4.00	5.25
#FFFFFF	5.25	1.00	21.00	1.00
#000000	4.00	21.00	1.00	21.00
##FFFFFF	5.25	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#625933

Deuteranopia (green-blind)

#847730

Tritanopia (blue-blind)

#D8043A

Achromatopsia (no color)

#6C6C6C

Design tokens & code

CSS

--color: #c43a35;
/* rgb */ color: rgb(196, 58, 53);
/* oklch */ color: oklch(55.2% 0.176 26.7);

Tailwind

colors: {
  custom: {
    50: '#de796d',
    500: '#c43a35',
    950: '#000000',
  },
}

SCSS

$custom: #c43a35;
$custom-light: #de796d;
$custom-dark: #000000;

JSON

{
  "hex": "#c43a35",
  "rgb": {
    "r": 196,
    "g": 58,
    "b": 53
  },
  "hsl": {
    "h": 2.098,
    "s": 57.43,
    "l": 48.824
  },
  "oklch": {
    "l": 0.55246,
    "c": 0.17568,
    "h": 26.7
  },
  "luminance": 0.15019
}

Semantic roles & 50–950 ramp

primary

#C43A35

secondary

#88CACC

accent

#DBE147

background

#FEF7F6

surface

#FDEEEB

border

#D5C9C6

text

#170A07

muted

#857C7A

Preview Lab

Preview with #C43A35

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

Preview Lab → · Contrast checker → · Palette generator →