#C03438#C03438

#C03438 is a mid, vivid red. Relative luminance 0.139; OKLCH L 54.0% C 0.177 H 24.0°. Best body text is #FFFFFF at 5.54:1 contrast (WCAG AA passes).

Color values

HEX	#C03438
RGB	rgb(192, 52, 56)
HSL	hsl(358, 57%, 48%)
HSV	hsv(358, 73%, 75%)
CMYK	cmyk(0%, 72.9%, 70.8%, 24.7%)
CIE-LAB	lab(44.16, 55.31, 31.23)
CIE-LCH	lch(44.16, 63.51, 29.45°)
OKLab	oklab(54% 0.1614 0.0718)
OKLCH	oklch(54% 0.177 24)
XYZ	xyz(23.6827, 13.9516, 5.1865)
Luminance	0.1395 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C03438 #34C0BC

analogous

#C0347E #C03438 #C07634

triadic

#C03438 #38C034 #3438C0

tetradic

#C03438 #7EC034 #34C0BC #7634C0

square

#C03438 #7EC034 #34C0BC #7634C0

split-complementary

#C03438 #34C076 #347EC0

monochromatic

#601A1C #90272A #C03438 #D35E61 #E08E90

Accessibility & contrast

On white

5.54

#C03438 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.79

#C03438 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C03438

5.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C03438	#FFFFFF	#000000	##FFFFFF
##C03438	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)

#5D5537

Deuteranopia (green-blind)

#807333

Tritanopia (blue-blind)

#D30037

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #c03438;
/* rgb */ color: rgb(192, 52, 56);
/* oklch */ color: oklch(54.0% 0.177 24.0);

Tailwind

colors: {
  custom: {
    50: '#db766f',
    500: '#c03438',
    950: '#000000',
  },
}

SCSS

$custom: #c03438;
$custom-light: #db766f;
$custom-dark: #000000;

JSON

{
  "hex": "#c03438",
  "rgb": {
    "r": 192,
    "g": 52,
    "b": 56
  },
  "hsl": {
    "h": 358.286,
    "s": 57.377,
    "l": 47.843
  },
  "oklch": {
    "l": 0.54003,
    "c": 0.17665,
    "h": 24
  },
  "luminance": 0.13948
}

Semantic roles & 50–950 ramp

primary

#C03438

secondary

#85CBC9

accent

#E1DC47

background

#FEF7F6

surface

#FDEEEC

border

#D5C9C7

text

#160907

muted

#847B7A

Preview Lab

Preview with #C03438

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

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