#C03734#C03734

#C03734 is a mid, vivid red. Relative luminance 0.142; OKLCH L 54.2% C 0.174 H 26.2°. Best body text is #FFFFFF at 5.47:1 contrast (WCAG AA passes).

Color values

HEX	#C03734
RGB	rgb(192, 55, 52)
HSL	hsl(1, 57%, 48%)
HSV	hsv(1, 73%, 75%)
CMYK	cmyk(0%, 71.4%, 72.9%, 24.7%)
CIE-LAB	lab(44.50, 54.03, 33.97)
CIE-LCH	lch(44.50, 63.82, 32.16°)
OKLab	oklab(54.24% 0.1565 0.077)
OKLCH	oklch(54.24% 0.174 26.2)
XYZ	xyz(23.7269, 14.1904, 4.7378)
Luminance	0.1419 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C03734 #34BDC0

analogous

#C03477 #C03734 #C07D34

triadic

#C03734 #34C037 #3734C0

tetradic

#C03734 #77C034 #34BDC0 #7D34C0

square

#C03734 #77C034 #34BDC0 #7D34C0

split-complementary

#C03734 #34C07D #3477C0

monochromatic

#601B1A #902927 #C03734 #D3605E #E0908E

Accessibility & contrast

On white

5.47

#C03734 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.84

#C03734 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C03734

5.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C03734	#FFFFFF	#000000	##FFFFFF
##C03734	1.00	5.47	3.84	5.47
#FFFFFF	5.47	1.00	21.00	1.00
#000000	3.84	21.00	1.00	21.00
##FFFFFF	5.47	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5F5632

Deuteranopia (green-blind)

#81742F

Tritanopia (blue-blind)

#D30038

Achromatopsia (no color)

#696969

Design tokens & code

CSS

--color: #c03734;
/* rgb */ color: rgb(192, 55, 52);
/* oklch */ color: oklch(54.2% 0.174 26.2);

Tailwind

colors: {
  custom: {
    50: '#db776c',
    500: '#c03734',
    950: '#000000',
  },
}

SCSS

$custom: #c03734;
$custom-light: #db776c;
$custom-dark: #000000;

JSON

{
  "hex": "#c03734",
  "rgb": {
    "r": 192,
    "g": 55,
    "b": 52
  },
  "hsl": {
    "h": 1.286,
    "s": 57.377,
    "l": 47.843
  },
  "oklch": {
    "l": 0.5424,
    "c": 0.17443,
    "h": 26.2
  },
  "luminance": 0.14187
}

Semantic roles & 50–950 ramp

primary

#C03734

secondary

#85C9CB

accent

#DDE147

background

#FEF7F6

surface

#FDEEEB

border

#D5C9C6

text

#170907

muted

#857B7A

Preview Lab

Preview with #C03734

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

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