#C43834#C43834

#C43834 is a mid, vivid red. Relative luminance 0.148; OKLCH L 55.0% C 0.178 H 26.5°. Best body text is #FFFFFF at 5.30:1 contrast (WCAG AA passes).

Color values

HEX	#C43834
RGB	rgb(196, 56, 52)
HSL	hsl(2, 58%, 49%)
HSV	hsv(2, 73%, 77%)
CMYK	cmyk(0%, 71.4%, 73.5%, 23.1%)
CIE-LAB	lab(45.38, 54.94, 35.17)
CIE-LCH	lch(45.38, 65.23, 32.63°)
OKLab	oklab(55.03% 0.1589 0.0794)
OKLCH	oklch(55.03% 0.178 26.5)
XYZ	xyz(24.8018, 14.8158, 4.8019)
Luminance	0.1481 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C43834 #34C0C4

analogous

#C43478 #C43834 #C48034

triadic

#C43834 #34C438 #3834C4

tetradic

#C43834 #78C434 #34C0C4 #8034C4

square

#C43834 #78C434 #34C0C4 #8034C4

split-complementary

#C43834 #34C480 #3478C4

monochromatic

#631C1A #942A27 #C43834 #D56460 #E29391

Accessibility & contrast

On white

5.30

#C43834 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.96

#C43834 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C43834

5.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C43834	#FFFFFF	#000000	##FFFFFF
##C43834	1.00	5.30	3.96	5.30
#FFFFFF	5.30	1.00	21.00	1.00
#000000	3.96	21.00	1.00	21.00
##FFFFFF	5.30	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#615832

Deuteranopia (green-blind)

#84772F

Tritanopia (blue-blind)

#D80039

Achromatopsia (no color)

#6B6B6B

Design tokens & code

CSS

--color: #c43834;
/* rgb */ color: rgb(196, 56, 52);
/* oklch */ color: oklch(55.0% 0.178 26.5);

Tailwind

colors: {
  custom: {
    50: '#de786c',
    500: '#c43834',
    950: '#000000',
  },
}

SCSS

$custom: #c43834;
$custom-light: #de786c;
$custom-dark: #000000;

JSON

{
  "hex": "#c43834",
  "rgb": {
    "r": 196,
    "g": 56,
    "b": 52
  },
  "hsl": {
    "h": 1.667,
    "s": 58.065,
    "l": 48.627
  },
  "oklch": {
    "l": 0.5503,
    "c": 0.17762,
    "h": 26.5
  },
  "luminance": 0.14812
}

Semantic roles & 50–950 ramp

primary

#C43834

secondary

#87CBCC

accent

#DDE147

background

#FEF7F6

surface

#FDEEEB

border

#D5C9C6

text

#170A07

muted

#857C7A

Preview Lab

Preview with #C43834

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

Preview Lab → · Contrast checker → · Palette generator →