#C03A3D#C03A3D

#C03A3D is a mid, vivid red. Relative luminance 0.146; OKLCH L 54.7% C 0.171 H 23.6°. Best body text is #FFFFFF at 5.37:1 contrast (WCAG AA passes).

Color values

HEX	#C03A3D
RGB	rgb(192, 58, 61)
HSL	hsl(359, 54%, 49%)
HSV	hsv(359, 70%, 75%)
CMYK	cmyk(0%, 69.8%, 68.2%, 24.7%)
CIE-LAB	lab(45.04, 53.33, 29.32)
CIE-LCH	lch(45.04, 60.86, 28.80°)
OKLab	oklab(54.68% 0.1562 0.0684)
OKLCH	oklch(54.68% 0.171 23.6)
XYZ	xyz(24.0962, 14.5730, 5.9580)
Luminance	0.1457 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C03A3D #3AC0BD

analogous

#C03A80 #C03A3D #C07A3A

triadic

#C03A3D #3DC03A #3A3DC0

tetradic

#C03A3D #80C03A #3AC0BD #7A3AC0

square

#C03A3D #80C03A #3AC0BD #7A3AC0

split-complementary

#C03A3D #3AC07A #3A80C0

monochromatic

#621E1F #912C2E #C03A3D #D16669 #DF9597

Accessibility & contrast

On white

5.37

#C03A3D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.91

#C03A3D on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C03A3D

5.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C03A3D	#FFFFFF	#000000	##FFFFFF
##C03A3D	1.00	5.37	3.91	5.37
#FFFFFF	5.37	1.00	21.00	1.00
#000000	3.91	21.00	1.00	21.00
##FFFFFF	5.37	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5F583C

Deuteranopia (green-blind)

#817539

Tritanopia (blue-blind)

#D30F3D

Achromatopsia (no color)

#6B6B6B

Design tokens & code

CSS

--color: #c03a3d;
/* rgb */ color: rgb(192, 58, 61);
/* oklch */ color: oklch(54.7% 0.171 23.6);

Tailwind

colors: {
  custom: {
    50: '#db7972',
    500: '#c03a3d',
    950: '#000000',
  },
}

SCSS

$custom: #c03a3d;
$custom-light: #db7972;
$custom-dark: #000000;

JSON

{
  "hex": "#c03a3d",
  "rgb": {
    "r": 192,
    "g": 58,
    "b": 61
  },
  "hsl": {
    "h": 358.657,
    "s": 53.6,
    "l": 49.02
  },
  "oklch": {
    "l": 0.54683,
    "c": 0.17051,
    "h": 23.6
  },
  "luminance": 0.1457
}

Semantic roles & 50–950 ramp

primary

#C03A3D

secondary

#8BCAC9

accent

#DDDA4B

background

#FEF7F6

surface

#FDEEEC

border

#D5C9C7

text

#160A08

muted

#847C7B

Preview Lab

Preview with #C03A3D

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

Preview Lab → · Contrast checker → · Palette generator →