#C03B3D#C03B3D

#C03B3D is a mid, vivid red. Relative luminance 0.147; OKLCH L 54.8% C 0.170 H 23.9°. Best body text is #FFFFFF at 5.34:1 contrast (WCAG AA passes).

Color values

HEX	#C03B3D
RGB	rgb(192, 59, 61)
HSL	hsl(359, 53%, 49%)
HSV	hsv(359, 69%, 75%)
CMYK	cmyk(0%, 69.3%, 68.2%, 24.7%)
CIE-LAB	lab(45.19, 52.94, 29.49)
CIE-LCH	lch(45.19, 60.60, 29.12°)
OKLab	oklab(54.79% 0.155 0.0687)
OKLCH	oklch(54.79% 0.17 23.9)
XYZ	xyz(24.1471, 14.6748, 5.9750)
Luminance	0.1467 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C03B3D #3BC0BE

analogous

#C03B80 #C03B3D #C07C3B

triadic

#C03B3D #3DC03B #3B3DC0

tetradic

#C03B3D #80C03B #3BC0BE #7C3BC0

square

#C03B3D #80C03B #3BC0BE #7C3BC0

split-complementary

#C03B3D #3BC07C #3B80C0

monochromatic

#621E1F #912D2E #C03B3D #D16869 #DF9798

Accessibility & contrast

On white

5.34

#C03B3D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.93

#C03B3D on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C03B3D

5.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C03B3D	#FFFFFF	#000000	##FFFFFF
##C03B3D	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)

#60593C

Deuteranopia (green-blind)

#817539

Tritanopia (blue-blind)

#D3123D

Achromatopsia (no color)

#6B6B6B

Design tokens & code

CSS

--color: #c03b3d;
/* rgb */ color: rgb(192, 59, 61);
/* oklch */ color: oklch(54.8% 0.170 23.9);

Tailwind

colors: {
  custom: {
    50: '#db7972',
    500: '#c03b3d',
    950: '#000000',
  },
}

SCSS

$custom: #c03b3d;
$custom-light: #db7972;
$custom-dark: #000000;

JSON

{
  "hex": "#c03b3d",
  "rgb": {
    "r": 192,
    "g": 59,
    "b": 61
  },
  "hsl": {
    "h": 359.098,
    "s": 52.988,
    "l": 49.216
  },
  "oklch": {
    "l": 0.54789,
    "c": 0.16954,
    "h": 23.9
  },
  "luminance": 0.14671
}

Semantic roles & 50–950 ramp

primary

#C03B3D

secondary

#8CCAC9

accent

#DCDA4B

background

#FEF7F6

surface

#FDEEEC

border

#D5C9C7

text

#160A08

muted

#847C7B

Preview Lab

Preview with #C03B3D

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

Preview Lab → · Contrast checker → · Palette generator →