#C03634#C03634

#C03634 is a mid, vivid red. Relative luminance 0.141; OKLCH L 54.1% C 0.175 H 25.9°. Best body text is #FFFFFF at 5.50:1 contrast (WCAG AA passes).

Color values

HEX	#C03634
RGB	rgb(192, 54, 52)
HSL	hsl(1, 57%, 48%)
HSV	hsv(1, 73%, 75%)
CMYK	cmyk(0%, 71.9%, 72.9%, 24.7%)
CIE-LAB	lab(44.37, 54.40, 33.82)
CIE-LCH	lch(44.37, 64.06, 31.87°)
OKLab	oklab(54.14% 0.1577 0.0766)
OKLCH	oklch(54.14% 0.175 25.9)
XYZ	xyz(23.6799, 14.0963, 4.7221)
Luminance	0.1409 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C03634 #34BEC0

analogous

#C03478 #C03634 #C07C34

triadic

#C03634 #34C036 #3634C0

tetradic

#C03634 #78C034 #34BEC0 #7C34C0

square

#C03634 #78C034 #34BEC0 #7C34C0

split-complementary

#C03634 #34C07C #3478C0

monochromatic

#601B1A #902827 #C03634 #D3605E #E08F8E

Accessibility & contrast

On white

5.50

#C03634 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.82

#C03634 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C03634

5.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C03634	#FFFFFF	#000000	##FFFFFF
##C03634	1.00	5.50	3.82	5.50
#FFFFFF	5.50	1.00	21.00	1.00
#000000	3.82	21.00	1.00	21.00
##FFFFFF	5.50	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5E5632

Deuteranopia (green-blind)

#80742F

Tritanopia (blue-blind)

#D30037

Achromatopsia (no color)

#696969

Design tokens & code

CSS

--color: #c03634;
/* rgb */ color: rgb(192, 54, 52);
/* oklch */ color: oklch(54.1% 0.175 25.9);

Tailwind

colors: {
  custom: {
    50: '#db776c',
    500: '#c03634',
    950: '#000000',
  },
}

SCSS

$custom: #c03634;
$custom-light: #db776c;
$custom-dark: #000000;

JSON

{
  "hex": "#c03634",
  "rgb": {
    "r": 192,
    "g": 54,
    "b": 52
  },
  "hsl": {
    "h": 0.857,
    "s": 57.377,
    "l": 47.843
  },
  "oklch": {
    "l": 0.5414,
    "c": 0.17534,
    "h": 25.9
  },
  "luminance": 0.14093
}

Semantic roles & 50–950 ramp

primary

#C03634

secondary

#85CACB

accent

#DEE147

background

#FEF7F6

surface

#FDEEEB

border

#D5C9C6

text

#170907

muted

#857B7A

Preview Lab

Preview with #C03634

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

Preview Lab → · Contrast checker → · Palette generator →