#C23937#C23937

#C23937 is a mid, vivid red. Relative luminance 0.147; OKLCH L 54.8% C 0.174 H 25.7°. Best body text is #FFFFFF at 5.34:1 contrast (WCAG AA passes).

Color values

HEX	#C23937
RGB	rgb(194, 57, 55)
HSL	hsl(1, 56%, 49%)
HSV	hsv(1, 72%, 76%)
CMYK	cmyk(0%, 70.6%, 71.6%, 23.9%)
CIE-LAB	lab(45.19, 54.06, 33.11)
CIE-LCH	lch(45.19, 63.39, 31.49°)
OKLab	oklab(54.83% 0.157 0.0756)
OKLCH	oklch(54.83% 0.174 25.7)
XYZ	xyz(24.4036, 14.6751, 5.1613)
Luminance	0.1467 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C23937 #37C0C2

analogous

#C2377B #C23937 #C27F37

triadic

#C23937 #37C239 #3937C2

tetradic

#C23937 #7BC237 #37C0C2 #7F37C2

square

#C23937 #7BC237 #37C0C2 #7F37C2

split-complementary

#C23937 #37C27F #377BC2

monochromatic

#631D1C #922B29 #C23937 #D36563 #E09493

Accessibility & contrast

On white

5.34

#C23937 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.93

#C23937 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C23937

5.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C23937	#FFFFFF	#000000	##FFFFFF
##C23937	1.00	5.34	3.93	5.34
#FFFFFF	5.34	1.00	21.00	1.00
#000000	3.93	21.00	1.00	21.00
##FFFFFF	5.34	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#605835

Deuteranopia (green-blind)

#827632

Tritanopia (blue-blind)

#D5053A

Achromatopsia (no color)

#6B6B6B

Design tokens & code

CSS

--color: #c23937;
/* rgb */ color: rgb(194, 57, 55);
/* oklch */ color: oklch(54.8% 0.174 25.7);

Tailwind

colors: {
  custom: {
    50: '#dd786e',
    500: '#c23937',
    950: '#000000',
  },
}

SCSS

$custom: #c23937;
$custom-light: #dd786e;
$custom-dark: #000000;

JSON

{
  "hex": "#c23937",
  "rgb": {
    "r": 194,
    "g": 57,
    "b": 55
  },
  "hsl": {
    "h": 0.863,
    "s": 55.823,
    "l": 48.824
  },
  "oklch": {
    "l": 0.54829,
    "c": 0.17426,
    "h": 25.7
  },
  "luminance": 0.14671
}

Semantic roles & 50–950 ramp

primary

#C23937

secondary

#89CBCB

accent

#DDDF49

background

#FEF7F6

surface

#FDEEEC

border

#D5C9C7

text

#170A07

muted

#857C7A

Preview Lab

Preview with #C23937

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

Preview Lab → · Contrast checker → · Palette generator →