#C03538#C03538

#C03538 is a mid, vivid red. Relative luminance 0.140; OKLCH L 54.1% C 0.176 H 24.2°. Best body text is #FFFFFF at 5.52:1 contrast (WCAG AA passes).

Color values

HEX	#C03538
RGB	rgb(192, 53, 56)
HSL	hsl(359, 57%, 48%)
HSV	hsv(359, 72%, 75%)
CMYK	cmyk(0%, 72.4%, 70.8%, 24.7%)
CIE-LAB	lab(44.29, 54.95, 31.38)
CIE-LCH	lch(44.29, 63.28, 29.73°)
OKLab	oklab(54.1% 0.1603 0.0721)
OKLCH	oklch(54.1% 0.176 24.2)
XYZ	xyz(23.7278, 14.0418, 5.2016)
Luminance	0.1404 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C03538 #35C0BD

analogous

#C0357D #C03538 #C07735

triadic

#C03538 #38C035 #3538C0

tetradic

#C03538 #7DC035 #35C0BD #7735C0

square

#C03538 #7DC035 #35C0BD #7735C0

split-complementary

#C03538 #35C077 #357DC0

monochromatic

#601B1C #90282A #C03538 #D35F62 #E08F91

Accessibility & contrast

On white

5.52

#C03538 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.81

#C03538 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C03538

5.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C03538	#FFFFFF	#000000	##FFFFFF
##C03538	1.00	5.52	3.81	5.52
#FFFFFF	5.52	1.00	21.00	1.00
#000000	3.81	21.00	1.00	21.00
##FFFFFF	5.52	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5D5637

Deuteranopia (green-blind)

#807433

Tritanopia (blue-blind)

#D30038

Achromatopsia (no color)

#696969

Design tokens & code

CSS

--color: #c03538;
/* rgb */ color: rgb(192, 53, 56);
/* oklch */ color: oklch(54.1% 0.176 24.2);

Tailwind

colors: {
  custom: {
    50: '#db766f',
    500: '#c03538',
    950: '#000000',
  },
}

SCSS

$custom: #c03538;
$custom-light: #db766f;
$custom-dark: #000000;

JSON

{
  "hex": "#c03538",
  "rgb": {
    "r": 192,
    "g": 53,
    "b": 56
  },
  "hsl": {
    "h": 358.705,
    "s": 56.735,
    "l": 48.039
  },
  "oklch": {
    "l": 0.54099,
    "c": 0.17575,
    "h": 24.2
  },
  "luminance": 0.14038
}

Semantic roles & 50–950 ramp

primary

#C03538

secondary

#86CBC9

accent

#E0DD48

background

#FEF7F6

surface

#FDEEEC

border

#D5C9C7

text

#160907

muted

#847B7A

Preview Lab

Preview with #C03538

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

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