#C23138#C23138

#C23138 is a mid, vivid red. Relative luminance 0.140; OKLCH L 54.1% C 0.181 H 23.4°. Best body text is #FFFFFF at 5.54:1 contrast (WCAG AA passes).

Color values

HEX	#C23138
RGB	rgb(194, 49, 56)
HSL	hsl(357, 60%, 48%)
HSV	hsv(357, 75%, 76%)
CMYK	cmyk(0%, 74.7%, 71.1%, 23.9%)
CIE-LAB	lab(44.17, 56.96, 31.33)
CIE-LCH	lch(44.17, 65.01, 28.81°)
OKLab	oklab(54.08% 0.1664 0.0719)
OKLCH	oklch(54.08% 0.181 23.4)
XYZ	xyz(24.0630, 13.9552, 5.1672)
Luminance	0.1395 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C23138 #31C2BB

analogous

#C23181 #C23138 #C27231

triadic

#C23138 #38C231 #3138C2

tetradic

#C23138 #81C231 #31C2BB #7231C2

square

#C23138 #81C231 #31C2BB #7231C2

split-complementary

#C23138 #31C272 #3181C2

monochromatic

#60181C #91252A #C23138 #D65B61 #E28C90

Accessibility & contrast

On white

5.54

#C23138 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.79

#C23138 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C23138

5.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C23138	#FFFFFF	#000000	##FFFFFF
##C23138	1.00	5.54	3.79	5.54
#FFFFFF	5.54	1.00	21.00	1.00
#000000	3.79	21.00	1.00	21.00
##FFFFFF	5.54	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5C5537

Deuteranopia (green-blind)

#807433

Tritanopia (blue-blind)

#D50035

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #c23138;
/* rgb */ color: rgb(194, 49, 56);
/* oklch */ color: oklch(54.1% 0.181 23.4);

Tailwind

colors: {
  custom: {
    50: '#dd756e',
    500: '#c23138',
    950: '#000000',
  },
}

SCSS

$custom: #c23138;
$custom-light: #dd756e;
$custom-dark: #000000;

JSON

{
  "hex": "#c23138",
  "rgb": {
    "r": 194,
    "g": 49,
    "b": 56
  },
  "hsl": {
    "h": 357.103,
    "s": 59.671,
    "l": 47.647
  },
  "oklch": {
    "l": 0.54075,
    "c": 0.18127,
    "h": 23.4
  },
  "luminance": 0.13951
}

Semantic roles & 50–950 ramp

primary

#C23138

secondary

#83CCC8

accent

#E3DB45

background

#FEF7F6

surface

#FDEDEC

border

#D5C8C7

text

#170907

muted

#857B7A

Preview Lab

Preview with #C23138

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

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