#C23C1C#C23C1C

#C23C1C is a mid, vivid red. Relative luminance 0.148; OKLCH L 54.9% C 0.176 H 34.3°. Best body text is #FFFFFF at 5.31:1 contrast (WCAG AA passes).

Color values

HEX	#C23C1C
RGB	rgb(194, 60, 28)
HSL	hsl(12, 75%, 44%)
HSV	hsv(12, 86%, 76%)
CMYK	cmyk(0%, 69.1%, 85.6%, 23.9%)
CIE-LAB	lab(45.34, 51.95, 47.55)
CIE-LCH	lch(45.34, 70.43, 42.47°)
OKLab	oklab(54.86% 0.1453 0.0992)
OKLCH	oklch(54.86% 0.176 34.3)
XYZ	xyz(24.0765, 14.7886, 2.6851)
Luminance	0.1479 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C23C1C #1CA2C2

analogous

#C21C4F #C23C1C #C28F1C

triadic

#C23C1C #1CC23C #3C1CC2

tetradic

#C23C1C #4FC21C #1CA2C2 #8F1CC2

square

#C23C1C #4FC21C #1CA2C2 #8F1CC2

split-complementary

#C23C1C #1CC28F #1C4FC2

monochromatic

#571B0D #8D2B14 #C23C1C #E25939 #EA866E

Accessibility & contrast

On white

5.31

#C23C1C on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.96

#C23C1C on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C23C1C

5.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C23C1C	#FFFFFF	#000000	##FFFFFF
##C23C1C	1.00	5.31	3.96	5.31
#FFFFFF	5.31	1.00	21.00	1.00
#000000	3.96	21.00	1.00	21.00
##FFFFFF	5.31	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#645816

Deuteranopia (green-blind)

#857614

Tritanopia (blue-blind)

#D60536

Achromatopsia (no color)

#6B6B6B

Design tokens & code

CSS

--color: #c23c1c;
/* rgb */ color: rgb(194, 60, 28);
/* oklch */ color: oklch(54.9% 0.176 34.3);

Tailwind

colors: {
  custom: {
    50: '#de795c',
    500: '#c23c1c',
    950: '#000000',
  },
}

SCSS

$custom: #c23c1c;
$custom-light: #de795c;
$custom-dark: #000000;

JSON

{
  "hex": "#c23c1c",
  "rgb": {
    "r": 194,
    "g": 60,
    "b": 28
  },
  "hsl": {
    "h": 11.566,
    "s": 74.775,
    "l": 43.529
  },
  "oklch": {
    "l": 0.54862,
    "c": 0.17592,
    "h": 34.3
  },
  "luminance": 0.14785
}

Semantic roles & 50–950 ramp

primary

#C23C1C

secondary

#6ABCD0

accent

#CDF136

background

#FFF7F5

surface

#FEEEE9

border

#D6C9C5

text

#170A04

muted

#857C79

Preview Lab

Preview with #C23C1C

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

Preview Lab → · Contrast checker → · Palette generator →