#C43E2E#C43E2E

#C43E2E is a mid, vivid red. Relative luminance 0.154; OKLCH L 55.6% C 0.173 H 30.2°. Best body text is #FFFFFF at 5.15:1 contrast (WCAG AA passes).

Color values

HEX	#C43E2E
RGB	rgb(196, 62, 46)
HSL	hsl(6, 62%, 47%)
HSV	hsv(6, 77%, 77%)
CMYK	cmyk(0%, 68.4%, 76.5%, 23.1%)
CIE-LAB	lab(46.15, 52.39, 39.38)
CIE-LCH	lch(46.15, 65.54, 36.93°)
OKLab	oklab(55.58% 0.1497 0.0871)
OKLCH	oklch(55.58% 0.173 30.2)
XYZ	xyz(24.9835, 15.3820, 4.2377)
Luminance	0.1538 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C43E2E #2EB4C4

analogous

#C42E69 #C43E2E #C4892E

triadic

#C43E2E #2EC43E #3E2EC4

tetradic

#C43E2E #69C42E #2EB4C4 #892EC4

square

#C43E2E #69C42E #2EB4C4 #892EC4

split-complementary

#C43E2E #2EC489 #2E69C4

monochromatic

#611F17 #922E22 #C43E2E #D86558 #E39389

Accessibility & contrast

On white

5.15

#C43E2E on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.08

#C43E2E on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C43E2E

5.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C43E2E	#FFFFFF	#000000	##FFFFFF
##C43E2E	1.00	5.15	4.08	5.15
#FFFFFF	5.15	1.00	21.00	1.00
#000000	4.08	21.00	1.00	21.00
##FFFFFF	5.15	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#655B2B

Deuteranopia (green-blind)

#867829

Tritanopia (blue-blind)

#D8113B

Achromatopsia (no color)

#6D6D6D

Design tokens & code

CSS

--color: #c43e2e;
/* rgb */ color: rgb(196, 62, 46);
/* oklch */ color: oklch(55.6% 0.173 30.2);

Tailwind

colors: {
  custom: {
    50: '#de7b68',
    500: '#c43e2e',
    950: '#000000',
  },
}

SCSS

$custom: #c43e2e;
$custom-light: #de7b68;
$custom-dark: #000000;

JSON

{
  "hex": "#c43e2e",
  "rgb": {
    "r": 196,
    "g": 62,
    "b": 46
  },
  "hsl": {
    "h": 6.4,
    "s": 61.983,
    "l": 47.451
  },
  "oklch": {
    "l": 0.55585,
    "c": 0.17314,
    "h": 30.2
  },
  "luminance": 0.15378
}

Semantic roles & 50–950 ramp

primary

#C43E2E

secondary

#81C5CD

accent

#D4E543

background

#FEF7F6

surface

#FDEEEB

border

#D5C9C6

text

#170A06

muted

#857C7A

Preview Lab

Preview with #C43E2E

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

Preview Lab → · Contrast checker → · Palette generator →