#C43338#C43338

#C43338 is a mid, vivid red. Relative luminance 0.144; OKLCH L 54.6% C 0.182 H 23.9°. Best body text is #FFFFFF at 5.42:1 contrast (WCAG AA passes).

Color values

HEX	#C43338
RGB	rgb(196, 51, 56)
HSL	hsl(358, 59%, 48%)
HSV	hsv(358, 74%, 77%)
CMYK	cmyk(0%, 74%, 71.4%, 23.1%)
CIE-LAB	lab(44.79, 56.89, 32.16)
CIE-LCH	lch(44.79, 65.35, 29.48°)
OKLab	oklab(54.61% 0.1659 0.0736)
OKLCH	oklch(54.61% 0.182 23.9)
XYZ	xyz(24.6654, 14.3927, 5.2199)
Luminance	0.1439 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C43338 #33C4BF

analogous

#C43380 #C43338 #C47633

triadic

#C43338 #38C433 #3338C4

tetradic

#C43338 #80C433 #33C4BF #7633C4

square

#C43338 #80C433 #33C4BF #7633C4

split-complementary

#C43338 #33C476 #3380C4

monochromatic

#631A1C #93262A #C43338 #D55F63 #E28F92

Accessibility & contrast

On white

5.42

#C43338 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.88

#C43338 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C43338

5.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C43338	#FFFFFF	#000000	##FFFFFF
##C43338	1.00	5.42	3.88	5.42
#FFFFFF	5.42	1.00	21.00	1.00
#000000	3.88	21.00	1.00	21.00
##FFFFFF	5.42	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5E5637

Deuteranopia (green-blind)

#827533

Tritanopia (blue-blind)

#D80036

Achromatopsia (no color)

#6A6A6A

Design tokens & code

CSS

--color: #c43338;
/* rgb */ color: rgb(196, 51, 56);
/* oklch */ color: oklch(54.6% 0.182 23.9);

Tailwind

colors: {
  custom: {
    50: '#de766f',
    500: '#c43338',
    950: '#000000',
  },
}

SCSS

$custom: #c43338;
$custom-light: #de766f;
$custom-dark: #000000;

JSON

{
  "hex": "#c43338",
  "rgb": {
    "r": 196,
    "g": 51,
    "b": 56
  },
  "hsl": {
    "h": 357.931,
    "s": 58.704,
    "l": 48.431
  },
  "oklch": {
    "l": 0.54607,
    "c": 0.18153,
    "h": 23.9
  },
  "luminance": 0.14389
}

Semantic roles & 50–950 ramp

primary

#C43338

secondary

#86CDCA

accent

#E2DD46

background

#FEF7F6

surface

#FDEEEC

border

#D5C9C7

text

#170907

muted

#857B7A

Preview Lab

Preview with #C43338

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

Preview Lab → · Contrast checker → · Palette generator →