#C23538#C23538

#C23538 is a mid, vivid red. Relative luminance 0.143; OKLCH L 54.4% C 0.178 H 24.3°. Best body text is #FFFFFF at 5.44:1 contrast (WCAG AA passes).

Color values

HEX	#C23538
RGB	rgb(194, 53, 56)
HSL	hsl(359, 57%, 48%)
HSV	hsv(359, 73%, 76%)
CMYK	cmyk(0%, 72.7%, 71.1%, 23.9%)
CIE-LAB	lab(44.67, 55.58, 31.92)
CIE-LCH	lch(44.67, 64.09, 29.87°)
OKLab	oklab(54.45% 0.162 0.0732)
OKLCH	oklch(54.45% 0.178 24.3)
XYZ	xyz(24.2378, 14.3047, 5.2255)
Luminance	0.1430 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C23538 #35C2BF

analogous

#C2357E #C23538 #C27835

triadic

#C23538 #38C235 #3538C2

tetradic

#C23538 #7EC235 #35C2BF #7835C2

square

#C23538 #7EC235 #35C2BF #7835C2

split-complementary

#C23538 #35C278 #357EC2

monochromatic

#621B1C #92282A #C23538 #D46063 #E19192

Accessibility & contrast

On white

5.44

#C23538 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.86

#C23538 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C23538

5.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C23538	#FFFFFF	#000000	##FFFFFF
##C23538	1.00	5.44	3.86	5.44
#FFFFFF	5.44	1.00	21.00	1.00
#000000	3.86	21.00	1.00	21.00
##FFFFFF	5.44	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5E5637

Deuteranopia (green-blind)

#817533

Tritanopia (blue-blind)

#D50038

Achromatopsia (no color)

#6A6A6A

Design tokens & code

CSS

--color: #c23538;
/* rgb */ color: rgb(194, 53, 56);
/* oklch */ color: oklch(54.4% 0.178 24.3);

Tailwind

colors: {
  custom: {
    50: '#dd776f',
    500: '#c23538',
    950: '#000000',
  },
}

SCSS

$custom: #c23538;
$custom-light: #dd776f;
$custom-dark: #000000;

JSON

{
  "hex": "#c23538",
  "rgb": {
    "r": 194,
    "g": 53,
    "b": 56
  },
  "hsl": {
    "h": 358.723,
    "s": 57.085,
    "l": 48.431
  },
  "oklch": {
    "l": 0.54446,
    "c": 0.17778,
    "h": 24.3
  },
  "luminance": 0.14301
}

Semantic roles & 50–950 ramp

primary

#C23538

secondary

#87CCCA

accent

#E0DD47

background

#FEF7F6

surface

#FDEEEC

border

#D5C9C7

text

#170907

muted

#857B7A

Preview Lab

Preview with #C23538

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

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