#C43C38#C43C38

#C43C38 is a mid, vivid red. Relative luminance 0.153; OKLCH L 55.5% C 0.173 H 26.2°. Best body text is #FFFFFF at 5.18:1 contrast (WCAG AA passes).

Color values

HEX	#C43C38
RGB	rgb(196, 60, 56)
HSL	hsl(2, 56%, 49%)
HSV	hsv(2, 71%, 77%)
CMYK	cmyk(0%, 69.4%, 71.4%, 23.1%)
CIE-LAB	lab(45.98, 53.60, 33.55)
CIE-LCH	lch(45.98, 63.24, 32.04°)
OKLab	oklab(55.5% 0.1555 0.0767)
OKLCH	oklch(55.5% 0.173 26.2)
XYZ	xyz(25.0974, 15.2567, 5.3639)
Luminance	0.1525 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C43C38 #38C0C4

analogous

#C4387A #C43C38 #C48238

triadic

#C43C38 #38C43C #3C38C4

tetradic

#C43C38 #7AC438 #38C0C4 #8238C4

square

#C43C38 #7AC438 #38C0C4 #8238C4

split-complementary

#C43C38 #38C482 #387AC4

monochromatic

#651F1D #942D2A #C43C38 #D36966 #E19896

Accessibility & contrast

On white

5.18

#C43C38 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.05

#C43C38 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C43C38

5.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C43C38	#FFFFFF	#000000	##FFFFFF
##C43C38	1.00	5.18	4.05	5.18
#FFFFFF	5.18	1.00	21.00	1.00
#000000	4.05	21.00	1.00	21.00
##FFFFFF	5.18	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#635A36

Deuteranopia (green-blind)

#847834

Tritanopia (blue-blind)

#D70F3C

Achromatopsia (no color)

#6D6D6D

Design tokens & code

CSS

--color: #c43c38;
/* rgb */ color: rgb(196, 60, 56);
/* oklch */ color: oklch(55.5% 0.173 26.2);

Tailwind

colors: {
  custom: {
    50: '#de7a6f',
    500: '#c43c38',
    950: '#000000',
  },
}

SCSS

$custom: #c43c38;
$custom-light: #de7a6f;
$custom-dark: #000000;

JSON

{
  "hex": "#c43c38",
  "rgb": {
    "r": 196,
    "g": 60,
    "b": 56
  },
  "hsl": {
    "h": 1.714,
    "s": 55.556,
    "l": 49.412
  },
  "oklch": {
    "l": 0.55497,
    "c": 0.1734,
    "h": 26.2
  },
  "luminance": 0.15253
}

Semantic roles & 50–950 ramp

primary

#C43C38

secondary

#8CCACC

accent

#DBDF49

background

#FEF7F6

surface

#FDEEEC

border

#D5C9C7

text

#170A07

muted

#857C7A

Preview Lab

Preview with #C43C38

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

Preview Lab → · Contrast checker → · Palette generator →