#C23D33#C23D33

#C23D33 is a mid, vivid red. Relative luminance 0.150; OKLCH L 55.2% C 0.171 H 28.3°. Best body text is #FFFFFF at 5.24:1 contrast (WCAG AA passes).

Color values

HEX	#C23D33
RGB	rgb(194, 61, 51)
HSL	hsl(4, 58%, 48%)
HSV	hsv(4, 74%, 76%)
CMYK	cmyk(0%, 68.6%, 73.7%, 23.9%)
CIE-LAB	lab(45.70, 52.33, 36.00)
CIE-LCH	lch(45.70, 63.51, 34.53°)
OKLab	oklab(55.2% 0.1507 0.0811)
OKLCH	oklch(55.2% 0.171 28.3)
XYZ	xyz(24.5171, 15.0495, 4.7452)
Luminance	0.1505 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C23D33 #33B8C2

analogous

#C23370 #C23D33 #C28433

triadic

#C23D33 #33C23D #3D33C2

tetradic

#C23D33 #70C233 #33B8C2 #8433C2

square

#C23D33 #70C233 #33B8C2 #8433C2

split-complementary

#C23D33 #33C284 #3370C2

monochromatic

#611F1A #922E26 #C23D33 #D5665E #E1948E

Accessibility & contrast

On white

5.24

#C23D33 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.01

#C23D33 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C23D33

5.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C23D33	#FFFFFF	#000000	##FFFFFF
##C23D33	1.00	5.24	4.01	5.24
#FFFFFF	5.24	1.00	21.00	1.00
#000000	4.01	21.00	1.00	21.00
##FFFFFF	5.24	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#635A31

Deuteranopia (green-blind)

#84772E

Tritanopia (blue-blind)

#D5123C

Achromatopsia (no color)

#6C6C6C

Design tokens & code

CSS

--color: #c23d33;
/* rgb */ color: rgb(194, 61, 51);
/* oklch */ color: oklch(55.2% 0.171 28.3);

Tailwind

colors: {
  custom: {
    50: '#dd7a6b',
    500: '#c23d33',
    950: '#000000',
  },
}

SCSS

$custom: #c23d33;
$custom-light: #dd7a6b;
$custom-dark: #000000;

JSON

{
  "hex": "#c23d33",
  "rgb": {
    "r": 194,
    "g": 61,
    "b": 51
  },
  "hsl": {
    "h": 4.196,
    "s": 58.367,
    "l": 48.039
  },
  "oklch": {
    "l": 0.55199,
    "c": 0.17114,
    "h": 28.3
  },
  "luminance": 0.15046
}

Semantic roles & 50–950 ramp

primary

#C23D33

secondary

#85C7CC

accent

#D7E246

background

#FEF7F6

surface

#FDEEEB

border

#D5C9C6

text

#170A07

muted

#857C7A

Preview Lab

Preview with #C23D33

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

Preview Lab → · Contrast checker → · Palette generator →