#C43735#C43735

#C43735 is a mid, vivid red. Relative luminance 0.147; OKLCH L 54.9% C 0.178 H 25.9°. Best body text is #FFFFFF at 5.32:1 contrast (WCAG AA passes).

Color values

HEX	#C43735
RGB	rgb(196, 55, 53)
HSL	hsl(1, 57%, 49%)
HSV	hsv(1, 73%, 77%)
CMYK	cmyk(0%, 71.9%, 73%, 23.1%)
CIE-LAB	lab(45.26, 55.35, 34.45)
CIE-LCH	lch(45.26, 65.20, 31.90°)
OKLab	oklab(54.94% 0.1604 0.078)
OKLCH	oklch(54.94% 0.178 25.9)
XYZ	xyz(24.7765, 14.7289, 4.9058)
Luminance	0.1472 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C43735 #35C2C4

analogous

#C4357B #C43735 #C47F35

triadic

#C43735 #35C437 #3735C4

tetradic

#C43735 #7BC435 #35C2C4 #7F35C4

square

#C43735 #7BC435 #35C2C4 #7F35C4

split-complementary

#C43735 #35C47F #357BC4

monochromatic

#641C1B #942928 #C43735 #D46362 #E19392

Accessibility & contrast

On white

5.32

#C43735 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.94

#C43735 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C43735

5.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C43735	#FFFFFF	#000000	##FFFFFF
##C43735	1.00	5.32	3.94	5.32
#FFFFFF	5.32	1.00	21.00	1.00
#000000	3.94	21.00	1.00	21.00
##FFFFFF	5.32	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#605833

Deuteranopia (green-blind)

#837630

Tritanopia (blue-blind)

#D80038

Achromatopsia (no color)

#6B6B6B

Design tokens & code

CSS

--color: #c43735;
/* rgb */ color: rgb(196, 55, 53);
/* oklch */ color: oklch(54.9% 0.178 25.9);

Tailwind

colors: {
  custom: {
    50: '#de786c',
    500: '#c43735',
    950: '#000000',
  },
}

SCSS

$custom: #c43735;
$custom-light: #de786c;
$custom-dark: #000000;

JSON

{
  "hex": "#c43735",
  "rgb": {
    "r": 196,
    "g": 55,
    "b": 53
  },
  "hsl": {
    "h": 0.839,
    "s": 57.43,
    "l": 48.824
  },
  "oklch": {
    "l": 0.54944,
    "c": 0.17837,
    "h": 25.9
  },
  "luminance": 0.14725
}

Semantic roles & 50–950 ramp

primary

#C43735

secondary

#88CBCC

accent

#DFE147

background

#FEF7F6

surface

#FDEEEB

border

#D5C9C6

text

#170907

muted

#857B7A

Preview Lab

Preview with #C43735

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

Preview Lab → · Contrast checker → · Palette generator →