#C03C31#C03C31

#C03C31 is a mid, vivid red. Relative luminance 0.147; OKLCH L 54.7% C 0.170 H 28.7°. Best body text is #FFFFFF at 5.34:1 contrast (WCAG AA passes).

Color values

HEX	#C03C31
RGB	rgb(192, 60, 49)
HSL	hsl(5, 59%, 47%)
HSV	hsv(5, 74%, 75%)
CMYK	cmyk(0%, 68.7%, 74.5%, 24.7%)
CIE-LAB	lab(45.17, 51.98, 36.44)
CIE-LCH	lch(45.17, 63.48, 35.03°)
OKLab	oklab(54.73% 0.1494 0.0817)
OKLCH	oklch(54.73% 0.17 28.7)
XYZ	xyz(23.9111, 14.6635, 4.4764)
Luminance	0.1466 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C03C31 #31B5C0

analogous

#C0316E #C03C31 #C08331

triadic

#C03C31 #31C03C #3C31C0

tetradic

#C03C31 #6EC031 #31B5C0 #8331C0

square

#C03C31 #6EC031 #31B5C0 #8331C0

split-complementary

#C03C31 #31C083 #316EC0

monochromatic

#5E1E18 #8F2D25 #C03C31 #D56359 #E1918A

Accessibility & contrast

On white

5.34

#C03C31 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.93

#C03C31 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C03C31

5.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C03C31	#FFFFFF	#000000	##FFFFFF
##C03C31	1.00	5.34	3.93	5.34
#FFFFFF	5.34	1.00	21.00	1.00
#000000	3.93	21.00	1.00	21.00
##FFFFFF	5.34	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#62592F

Deuteranopia (green-blind)

#83752C

Tritanopia (blue-blind)

#D3103B

Achromatopsia (no color)

#6B6B6B

Design tokens & code

CSS

--color: #c03c31;
/* rgb */ color: rgb(192, 60, 49);
/* oklch */ color: oklch(54.7% 0.170 28.7);

Tailwind

colors: {
  custom: {
    50: '#db7a6a',
    500: '#c03c31',
    950: '#000000',
  },
}

SCSS

$custom: #c03c31;
$custom-light: #db7a6a;
$custom-dark: #000000;

JSON

{
  "hex": "#c03c31",
  "rgb": {
    "r": 192,
    "g": 60,
    "b": 49
  },
  "hsl": {
    "h": 4.615,
    "s": 59.336,
    "l": 47.255
  },
  "oklch": {
    "l": 0.54726,
    "c": 0.17031,
    "h": 28.7
  },
  "luminance": 0.1466
}

Semantic roles & 50–950 ramp

primary

#C03C31

secondary

#82C6CB

accent

#D6E345

background

#FEF7F6

surface

#FDEEEB

border

#D5C9C6

text

#170A06

muted

#857C7A

Preview Lab

Preview with #C03C31

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

Preview Lab → · Contrast checker → · Palette generator →