#C43757#C43757

#C43757 is a mid, vivid red. Relative luminance 0.152; OKLCH L 55.6% C 0.177 H 12.0°. Best body text is #FFFFFF at 5.21:1 contrast (WCAG AA passes).

Color values

HEX	#C43757
RGB	rgb(196, 55, 87)
HSL	hsl(346, 56%, 49%)
HSV	hsv(346, 72%, 77%)
CMYK	cmyk(0%, 71.9%, 55.6%, 23.1%)
CIE-LAB	lab(45.85, 57.36, 14.70)
CIE-LCH	lch(45.85, 59.21, 14.37°)
OKLab	oklab(55.58% 0.1734 0.0369)
OKLCH	oklch(55.58% 0.177 12)
XYZ	xyz(25.8539, 15.1599, 10.5797)
Luminance	0.1516 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C43757 #37C4A4

analogous

#C4379E #C43757 #C45E37

triadic

#C43757 #57C437 #3757C4

tetradic

#C43757 #9EC437 #37C4A4 #5E37C4

square

#C43757 #9EC437 #37C4A4 #5E37C4

split-complementary

#C43757 #37C45E #379EC4

monochromatic

#641C2D #942A42 #C43757 #D4657E #E194A6

Accessibility & contrast

On white

5.21

#C43757 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.03

#C43757 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C43757

5.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C43757	#FFFFFF	#000000	##FFFFFF
##C43757	1.00	5.21	4.03	5.21
#FFFFFF	5.21	1.00	21.00	1.00
#000000	4.03	21.00	1.00	21.00
##FFFFFF	5.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5B5A57

Deuteranopia (green-blind)

#7F7753

Tritanopia (blue-blind)

#D61344

Achromatopsia (no color)

#6D6D6D

Design tokens & code

CSS

--color: #c43757;
/* rgb */ color: rgb(196, 55, 87);
/* oklch */ color: oklch(55.6% 0.177 12.0);

Tailwind

colors: {
  custom: {
    50: '#dc7886',
    500: '#c43757',
    950: '#000000',
  },
}

SCSS

$custom: #c43757;
$custom-light: #dc7886;
$custom-dark: #000000;

JSON

{
  "hex": "#c43757",
  "rgb": {
    "r": 196,
    "g": 55,
    "b": 87
  },
  "hsl": {
    "h": 346.383,
    "s": 56.175,
    "l": 49.216
  },
  "oklch": {
    "l": 0.55575,
    "c": 0.17725,
    "h": 12
  },
  "luminance": 0.15156
}

Semantic roles & 50–950 ramp

primary

#C43757

secondary

#8BCCBD

accent

#DFBD48

background

#FEF7F8

surface

#FDEEEF

border

#D5C9CA

text

#160A0B

muted

#847C7C

Preview Lab

Preview with #C43757

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

Preview Lab → · Contrast checker → · Palette generator →