#C03D3D#C03D3D

#C03D3D is a mid, vivid red. Relative luminance 0.149; OKLCH L 55.0% C 0.168 H 24.5°. Best body text is #FFFFFF at 5.28:1 contrast (WCAG AA passes).

Color values

HEX	#C03D3D
RGB	rgb(192, 61, 61)
HSL	hsl(0, 52%, 50%)
HSV	hsv(0, 68%, 75%)
CMYK	cmyk(0%, 68.2%, 68.2%, 24.7%)
CIE-LAB	lab(45.48, 52.15, 29.84)
CIE-LCH	lch(45.48, 60.09, 29.78°)
OKLab	oklab(55.01% 0.1525 0.0695)
OKLCH	oklch(55.01% 0.168 24.5)
XYZ	xyz(24.2518, 14.8844, 6.0099)
Luminance	0.1488 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C03D3D #3DC0C0

analogous

#C03D7F #C03D3D #C07F3D

triadic

#C03D3D #3DC03D #3D3DC0

tetradic

#C03D3D #7FC03D #3DC0C0 #7F3DC0

square

#C03D3D #7FC03D #3DC0C0 #7F3DC0

split-complementary

#C03D3D #3DC07F #3D7FC0

monochromatic

#631F1F #922E2E #C03D3D #D06A6A #DF9999

Accessibility & contrast

On white

5.28

#C03D3D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.98

#C03D3D on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C03D3D

5.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C03D3D	#FFFFFF	#000000	##FFFFFF
##C03D3D	1.00	5.28	3.98	5.28
#FFFFFF	5.28	1.00	21.00	1.00
#000000	3.98	21.00	1.00	21.00
##FFFFFF	5.28	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#615A3C

Deuteranopia (green-blind)

#827639

Tritanopia (blue-blind)

#D3183F

Achromatopsia (no color)

#6C6C6C

Design tokens & code

CSS

--color: #c03d3d;
/* rgb */ color: rgb(192, 61, 61);
/* oklch */ color: oklch(55.0% 0.168 24.5);

Tailwind

colors: {
  custom: {
    50: '#db7a72',
    500: '#c03d3d',
    950: '#000000',
  },
}

SCSS

$custom: #c03d3d;
$custom-light: #db7a72;
$custom-dark: #000000;

JSON

{
  "hex": "#c03d3d",
  "rgb": {
    "r": 192,
    "g": 61,
    "b": 61
  },
  "hsl": {
    "h": 0,
    "s": 51.779,
    "l": 49.608
  },
  "oklch": {
    "l": 0.55006,
    "c": 0.16758,
    "h": 24.5
  },
  "luminance": 0.14881
}

Semantic roles & 50–950 ramp

primary

#C03D3D

secondary

#8ECACA

accent

#DBDB4D

background

#FEF7F6

surface

#FDEEEC

border

#D5C9C7

text

#160A08

muted

#847C7B

Preview Lab

Preview with #C03D3D

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

Preview Lab → · Contrast checker → · Palette generator →