#C43B3D#C43B3D

#C43B3D is a mid, vivid red. Relative luminance 0.152; OKLCH L 55.5% C 0.174 H 24.1°. Best body text is #FFFFFF at 5.20:1 contrast (WCAG AA passes).

Color values

HEX	#C43B3D
RGB	rgb(196, 59, 61)
HSL	hsl(359, 54%, 50%)
HSV	hsv(359, 70%, 77%)
CMYK	cmyk(0%, 69.9%, 68.9%, 23.1%)
CIE-LAB	lab(45.91, 54.23, 30.54)
CIE-LCH	lch(45.91, 62.24, 29.39°)
OKLab	oklab(55.47% 0.1586 0.0709)
OKLCH	oklch(55.47% 0.174 24.1)
XYZ	xyz(25.1739, 15.2043, 6.0231)
Luminance	0.1520 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C43B3D #3BC4C2

analogous

#C43B82 #C43B3D #C47D3B

triadic

#C43B3D #3DC43B #3B3DC4

tetradic

#C43B3D #82C43B #3BC4C2 #7D3BC4

square

#C43B3D #82C43B #3BC4C2 #7D3BC4

split-complementary

#C43B3D #3BC47D #3B82C4

monochromatic

#661F20 #952D2E #C43B3D #D26A6C #E0999A

Accessibility & contrast

On white

5.20

#C43B3D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.04

#C43B3D on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C43B3D

5.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C43B3D	#FFFFFF	#000000	##FFFFFF
##C43B3D	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)

#615A3C

Deuteranopia (green-blind)

#847839

Tritanopia (blue-blind)

#D70E3D

Achromatopsia (no color)

#6D6D6D

Design tokens & code

CSS

--color: #c43b3d;
/* rgb */ color: rgb(196, 59, 61);
/* oklch */ color: oklch(55.5% 0.174 24.1);

Tailwind

colors: {
  custom: {
    50: '#de7a72',
    500: '#c43b3d',
    950: '#000000',
  },
}

SCSS

$custom: #c43b3d;
$custom-light: #de7a72;
$custom-dark: #000000;

JSON

{
  "hex": "#c43b3d",
  "rgb": {
    "r": 196,
    "g": 59,
    "b": 61
  },
  "hsl": {
    "h": 359.124,
    "s": 53.725,
    "l": 50
  },
  "oklch": {
    "l": 0.55466,
    "c": 0.17371,
    "h": 24.1
  },
  "luminance": 0.15201
}

Semantic roles & 50–950 ramp

primary

#C43B3D

secondary

#8FCCCB

accent

#DDDB4B

background

#FEF7F6

surface

#FDEEEC

border

#D5C9C7

text

#170A08

muted

#857C7B

Preview Lab

Preview with #C43B3D

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

Preview Lab → · Contrast checker → · Palette generator →