#C23C21#C23C21

#C23C21 is a mid, vivid red. Relative luminance 0.148; OKLCH L 54.9% C 0.175 H 33.2°. Best body text is #FFFFFF at 5.30:1 contrast (WCAG AA passes).

Color values

HEX	#C23C21
RGB	rgb(194, 60, 33)
HSL	hsl(10, 71%, 45%)
HSV	hsv(10, 83%, 76%)
CMYK	cmyk(0%, 69.1%, 83%, 23.9%)
CIE-LAB	lab(45.38, 52.08, 45.24)
CIE-LCH	lch(45.38, 68.99, 40.98°)
OKLab	oklab(54.9% 0.1465 0.0959)
OKLCH	oklch(54.9% 0.175 33.2)
XYZ	xyz(24.1413, 14.8145, 3.0269)
Luminance	0.1481 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C23C21 #21A7C2

analogous

#C22157 #C23C21 #C28D21

triadic

#C23C21 #21C23C #3C21C2

tetradic

#C23C21 #57C221 #21A7C2 #8D21C2

square

#C23C21 #57C221 #21A7C2 #8D21C2

split-complementary

#C23C21 #21C28D #2157C2

monochromatic

#591C0F #8E2C18 #C23C21 #DF5C41 #E88976

Accessibility & contrast

On white

5.30

#C23C21 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.96

#C23C21 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C23C21

5.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C23C21	#FFFFFF	#000000	##FFFFFF
##C23C21	1.00	5.30	3.96	5.30
#FFFFFF	5.30	1.00	21.00	1.00
#000000	3.96	21.00	1.00	21.00
##FFFFFF	5.30	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#64591C

Deuteranopia (green-blind)

#85761A

Tritanopia (blue-blind)

#D60737

Achromatopsia (no color)

#6B6B6B

Design tokens & code

CSS

--color: #c23c21;
/* rgb */ color: rgb(194, 60, 33);
/* oklch */ color: oklch(54.9% 0.175 33.2);

Tailwind

colors: {
  custom: {
    50: '#de7a5f',
    500: '#c23c21',
    950: '#000000',
  },
}

SCSS

$custom: #c23c21;
$custom-light: #de7a5f;
$custom-dark: #000000;

JSON

{
  "hex": "#c23c21",
  "rgb": {
    "r": 194,
    "g": 60,
    "b": 33
  },
  "hsl": {
    "h": 10.062,
    "s": 70.925,
    "l": 44.51
  },
  "oklch": {
    "l": 0.54901,
    "c": 0.17511,
    "h": 33.2
  },
  "luminance": 0.14811
}

Semantic roles & 50–950 ramp

primary

#C23C21

secondary

#70BFCF

accent

#D0EE3A

background

#FFF7F5

surface

#FEEEE9

border

#D6C9C5

text

#170A05

muted

#857C79

Preview Lab

Preview with #C23C21

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

Preview Lab → · Contrast checker → · Palette generator →