#C23D28#C23D28

#C23D28 is a mid, vivid red. Relative luminance 0.150; OKLCH L 55.1% C 0.173 H 31.7°. Best body text is #FFFFFF at 5.26:1 contrast (WCAG AA passes).

Color values

HEX	#C23D28
RGB	rgb(194, 61, 40)
HSL	hsl(8, 66%, 46%)
HSV	hsv(8, 79%, 76%)
CMYK	cmyk(0%, 68.6%, 79.4%, 23.9%)
CIE-LAB	lab(45.58, 51.90, 41.90)
CIE-LCH	lch(45.58, 66.70, 38.91°)
OKLab	oklab(55.07% 0.1472 0.0909)
OKLCH	oklch(55.07% 0.173 31.7)
XYZ	xyz(24.3027, 14.9637, 3.6157)
Luminance	0.1496 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C23D28 #28ADC2

analogous

#C22860 #C23D28 #C28A28

triadic

#C23D28 #28C23D #3D28C2

tetradic

#C23D28 #60C228 #28ADC2 #8A28C2

square

#C23D28 #60C228 #28ADC2 #8A28C2

split-complementary

#C23D28 #28C28A #2860C2

monochromatic

#5D1D13 #8F2D1E #C23D28 #DA604D #E58D80

Accessibility & contrast

On white

5.26

#C23D28 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.99

#C23D28 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C23D28

5.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C23D28	#FFFFFF	#000000	##FFFFFF
##C23D28	1.00	5.26	3.99	5.26
#FFFFFF	5.26	1.00	21.00	1.00
#000000	3.99	21.00	1.00	21.00
##FFFFFF	5.26	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#645924

Deuteranopia (green-blind)

#857722

Tritanopia (blue-blind)

#D60E39

Achromatopsia (no color)

#6C6C6C

Design tokens & code

CSS

--color: #c23d28;
/* rgb */ color: rgb(194, 61, 40);
/* oklch */ color: oklch(55.1% 0.173 31.7);

Tailwind

colors: {
  custom: {
    50: '#dd7a64',
    500: '#c23d28',
    950: '#000000',
  },
}

SCSS

$custom: #c23d28;
$custom-light: #dd7a64;
$custom-dark: #000000;

JSON

{
  "hex": "#c23d28",
  "rgb": {
    "r": 194,
    "g": 61,
    "b": 40
  },
  "hsl": {
    "h": 8.182,
    "s": 65.812,
    "l": 45.882
  },
  "oklch": {
    "l": 0.55073,
    "c": 0.17303,
    "h": 31.7
  },
  "luminance": 0.1496
}

Semantic roles & 50–950 ramp

primary

#C23D28

secondary

#78C2CD

accent

#D2E93F

background

#FEF7F6

surface

#FDEEEB

border

#D5C9C6

text

#170A05

muted

#857C7A

Preview Lab

Preview with #C23D28

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

Preview Lab → · Contrast checker → · Palette generator →