#C13838#C13838

#C13838 is a mid, vivid red. Relative luminance 0.145; OKLCH L 54.6% C 0.174 H 25.0°. Best body text is #FFFFFF at 5.40:1 contrast (WCAG AA passes).

Color values

HEX	#C13838
RGB	rgb(193, 56, 56)
HSL	hsl(0, 55%, 49%)
HSV	hsv(0, 71%, 76%)
CMYK	cmyk(0%, 71%, 71%, 24.3%)
CIE-LAB	lab(44.88, 54.16, 32.12)
CIE-LCH	lch(44.88, 62.97, 30.67°)
OKLab	oklab(54.57% 0.1577 0.0737)
OKLCH	oklch(54.57% 0.174 25)
XYZ	xyz(24.1230, 14.4549, 5.2605)
Luminance	0.1445 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C13838 #38C1C1

analogous

#C1387D #C13838 #C17D38

triadic

#C13838 #38C138 #3838C1

tetradic

#C13838 #7DC138 #38C1C1 #7D38C1

square

#C13838 #7DC138 #38C1C1 #7D38C1

split-complementary

#C13838 #38C17D #387DC1

monochromatic

#621C1C #922A2A #C13838 #D26464 #E09494

Accessibility & contrast

On white

5.40

#C13838 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.89

#C13838 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C13838

5.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C13838	#FFFFFF	#000000	##FFFFFF
##C13838	1.00	5.40	3.89	5.40
#FFFFFF	5.40	1.00	21.00	1.00
#000000	3.89	21.00	1.00	21.00
##FFFFFF	5.40	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5F5737

Deuteranopia (green-blind)

#817533

Tritanopia (blue-blind)

#D4033A

Achromatopsia (no color)

#6A6A6A

Design tokens & code

CSS

--color: #c13838;
/* rgb */ color: rgb(193, 56, 56);
/* oklch */ color: oklch(54.6% 0.174 25.0);

Tailwind

colors: {
  custom: {
    50: '#dc786f',
    500: '#c13838',
    950: '#000000',
  },
}

SCSS

$custom: #c13838;
$custom-light: #dc786f;
$custom-dark: #000000;

JSON

{
  "hex": "#c13838",
  "rgb": {
    "r": 193,
    "g": 56,
    "b": 56
  },
  "hsl": {
    "h": 0,
    "s": 55.02,
    "l": 48.824
  },
  "oklch": {
    "l": 0.5457,
    "c": 0.17403,
    "h": 25
  },
  "luminance": 0.14451
}

Semantic roles & 50–950 ramp

primary

#C13838

secondary

#8ACBCB

accent

#DEDE49

background

#FEF7F6

surface

#FDEEEC

border

#D5C9C7

text

#170907

muted

#857B7A

Preview Lab

Preview with #C13838

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

Preview Lab → · Contrast checker → · Palette generator →