#C43E2F#C43E2F

#C43E2F is a mid, vivid red. Relative luminance 0.154; OKLCH L 55.6% C 0.173 H 29.9°. Best body text is #FFFFFF at 5.15:1 contrast (WCAG AA passes).

Color values

HEX	#C43E2F
RGB	rgb(196, 62, 47)
HSL	hsl(6, 61%, 48%)
HSV	hsv(6, 76%, 77%)
CMYK	cmyk(0%, 68.4%, 76%, 23.1%)
CIE-LAB	lab(46.16, 52.43, 38.85)
CIE-LCH	lch(46.16, 65.25, 36.54°)
OKLab	oklab(55.6% 0.15 0.0862)
OKLCH	oklch(55.6% 0.173 29.9)
XYZ	xyz(25.0035, 15.3900, 4.3428)
Luminance	0.1539 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C43E2F #2FB5C4

analogous

#C42F6B #C43E2F #C4882F

triadic

#C43E2F #2FC43E #3E2FC4

tetradic

#C43E2F #6BC42F #2FB5C4 #882FC4

square

#C43E2F #6BC42F #2FB5C4 #882FC4

split-complementary

#C43E2F #2FC488 #2F6BC4

monochromatic

#611F17 #932E23 #C43E2F #D76659 #E3938A

Accessibility & contrast

On white

5.15

#C43E2F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.08

#C43E2F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C43E2F

5.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C43E2F	#FFFFFF	#000000	##FFFFFF
##C43E2F	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)

#655B2C

Deuteranopia (green-blind)

#86782A

Tritanopia (blue-blind)

#D8113C

Achromatopsia (no color)

#6D6D6D

Design tokens & code

CSS

--color: #c43e2f;
/* rgb */ color: rgb(196, 62, 47);
/* oklch */ color: oklch(55.6% 0.173 29.9);

Tailwind

colors: {
  custom: {
    50: '#de7b68',
    500: '#c43e2f',
    950: '#000000',
  },
}

SCSS

$custom: #c43e2f;
$custom-light: #de7b68;
$custom-dark: #000000;

JSON

{
  "hex": "#c43e2f",
  "rgb": {
    "r": 196,
    "g": 62,
    "b": 47
  },
  "hsl": {
    "h": 6.04,
    "s": 61.317,
    "l": 47.647
  },
  "oklch": {
    "l": 0.55597,
    "c": 0.17297,
    "h": 29.9
  },
  "luminance": 0.15386
}

Semantic roles & 50–950 ramp

primary

#C43E2F

secondary

#82C5CD

accent

#D4E443

background

#FEF7F6

surface

#FDEEEB

border

#D5C9C6

text

#170A06

muted

#857C7A

Preview Lab

Preview with #C43E2F

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

Preview Lab → · Contrast checker → · Palette generator →