#C03D33#C03D33

#C03D33 is a mid, vivid red. Relative luminance 0.148; OKLCH L 54.9% C 0.169 H 28.3°. Best body text is #FFFFFF at 5.31:1 contrast (WCAG AA passes).

Color values

HEX	#C03D33
RGB	rgb(192, 61, 51)
HSL	hsl(4, 58%, 48%)
HSV	hsv(4, 73%, 75%)
CMYK	cmyk(0%, 68.2%, 73.4%, 24.7%)
CIE-LAB	lab(45.34, 51.66, 35.50)
CIE-LCH	lch(45.34, 62.68, 34.49°)
OKLab	oklab(54.86% 0.1489 0.0801)
OKLCH	oklch(54.86% 0.169 28.3)
XYZ	xyz(24.0072, 14.7865, 4.7213)
Luminance	0.1478 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C03D33 #33B6C0

analogous

#C03370 #C03D33 #C08333

triadic

#C03D33 #33C03D #3D33C0

tetradic

#C03D33 #70C033 #33B6C0 #8333C0

square

#C03D33 #70C033 #33B6C0 #8333C0

split-complementary

#C03D33 #33C083 #3370C0

monochromatic

#5F1E19 #902E26 #C03D33 #D4655C #E1938D

Accessibility & contrast

On white

5.31

#C03D33 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.96

#C03D33 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C03D33

5.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C03D33	#FFFFFF	#000000	##FFFFFF
##C03D33	1.00	5.31	3.96	5.31
#FFFFFF	5.31	1.00	21.00	1.00
#000000	3.96	21.00	1.00	21.00
##FFFFFF	5.31	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#625931

Deuteranopia (green-blind)

#83762E

Tritanopia (blue-blind)

#D3143C

Achromatopsia (no color)

#6B6B6B

Design tokens & code

CSS

--color: #c03d33;
/* rgb */ color: rgb(192, 61, 51);
/* oklch */ color: oklch(54.9% 0.169 28.3);

Tailwind

colors: {
  custom: {
    50: '#db7a6b',
    500: '#c03d33',
    950: '#000000',
  },
}

SCSS

$custom: #c03d33;
$custom-light: #db7a6b;
$custom-dark: #000000;

JSON

{
  "hex": "#c03d33",
  "rgb": {
    "r": 192,
    "g": 61,
    "b": 51
  },
  "hsl": {
    "h": 4.255,
    "s": 58.025,
    "l": 47.647
  },
  "oklch": {
    "l": 0.54861,
    "c": 0.16904,
    "h": 28.3
  },
  "luminance": 0.14783
}

Semantic roles & 50–950 ramp

primary

#C03D33

secondary

#84C6CB

accent

#D6E147

background

#FEF7F6

surface

#FDEEEB

border

#D5C9C6

text

#160A06

muted

#847C7A

Preview Lab

Preview with #C03D33

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

Preview Lab → · Contrast checker → · Palette generator →