#C43B3E#C43B3E

#C43B3E is a mid, vivid red. Relative luminance 0.152; OKLCH L 55.5% C 0.174 H 23.7°. Best body text is #FFFFFF at 5.20:1 contrast (WCAG AA passes).

Color values

HEX	#C43B3E
RGB	rgb(196, 59, 62)
HSL	hsl(359, 54%, 50%)
HSV	hsv(359, 70%, 77%)
CMYK	cmyk(0%, 69.9%, 68.4%, 23.1%)
CIE-LAB	lab(45.93, 54.29, 29.97)
CIE-LCH	lch(45.93, 62.01, 28.90°)
OKLab	oklab(55.48% 0.159 0.0698)
OKLCH	oklch(55.48% 0.174 23.7)
XYZ	xyz(25.2011, 15.2152, 6.1663)
Luminance	0.1521 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C43B3E #3BC4C1

analogous

#C43B83 #C43B3E #C47C3B

triadic

#C43B3E #3EC43B #3B3EC4

tetradic

#C43B3E #83C43B #3BC4C1 #7C3BC4

square

#C43B3E #83C43B #3BC4C1 #7C3BC4

split-complementary

#C43B3E #3BC47C #3B83C4

monochromatic

#661F20 #952D2F #C43B3E #D26A6C #E0999B

Accessibility & contrast

On white

5.20

#C43B3E on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.04

#C43B3E on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C43B3E

5.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C43B3E	#FFFFFF	#000000	##FFFFFF
##C43B3E	1.00	5.20	4.04	5.20
#FFFFFF	5.20	1.00	21.00	1.00
#000000	4.04	21.00	1.00	21.00
##FFFFFF	5.20	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#615A3D

Deuteranopia (green-blind)

#84783A

Tritanopia (blue-blind)

#D70E3E

Achromatopsia (no color)

#6D6D6D

Design tokens & code

CSS

--color: #c43b3e;
/* rgb */ color: rgb(196, 59, 62);
/* oklch */ color: oklch(55.5% 0.174 23.7);

Tailwind

colors: {
  custom: {
    50: '#de7a73',
    500: '#c43b3e',
    950: '#000000',
  },
}

SCSS

$custom: #c43b3e;
$custom-light: #de7a73;
$custom-dark: #000000;

JSON

{
  "hex": "#c43b3e",
  "rgb": {
    "r": 196,
    "g": 59,
    "b": 62
  },
  "hsl": {
    "h": 358.686,
    "s": 53.725,
    "l": 50
  },
  "oklch": {
    "l": 0.55482,
    "c": 0.17359,
    "h": 23.7
  },
  "luminance": 0.15211
}

Semantic roles & 50–950 ramp

primary

#C43B3E

secondary

#8FCCCB

accent

#DDDA4B

background

#FEF7F7

surface

#FDEEED

border

#D5C9C8

text

#170A08

muted

#857C7B

Preview Lab

Preview with #C43B3E

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

Preview Lab → · Contrast checker → · Palette generator →