#C0403D#C0403D

#C0403D is a mid, vivid red. Relative luminance 0.152; OKLCH L 55.3% C 0.165 H 25.5°. Best body text is #FFFFFF at 5.20:1 contrast (WCAG AA passes).

Color values

HEX	#C0403D
RGB	rgb(192, 64, 61)
HSL	hsl(1, 52%, 50%)
HSV	hsv(1, 68%, 75%)
CMYK	cmyk(0%, 66.7%, 68.2%, 24.7%)
CIE-LAB	lab(45.93, 50.93, 30.39)
CIE-LCH	lch(45.93, 59.30, 30.82°)
OKLab	oklab(55.34% 0.1486 0.0707)
OKLCH	oklch(55.34% 0.165 25.5)
XYZ	xyz(24.4165, 15.2137, 6.0648)
Luminance	0.1521 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C0403D #3DBDC0

analogous

#C03D7C #C0403D #C0823D

triadic

#C0403D #3DC040 #403DC0

tetradic

#C0403D #7CC03D #3DBDC0 #823DC0

square

#C0403D #7CC03D #3DBDC0 #823DC0

split-complementary

#C0403D #3DC082 #3D7CC0

monochromatic

#63211F #92312E #C0403D #D06D6A #DF9A99

Accessibility & contrast

On white

5.20

#C0403D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.04

#C0403D on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C0403D

5.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C0403D	#FFFFFF	#000000	##FFFFFF
##C0403D	1.00	5.20	4.04	5.20
#FFFFFF	5.20	1.00	21.00	1.00
#000000	4.04	21.00	1.00	21.00
##FFFFFF	5.20	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#635B3C

Deuteranopia (green-blind)

#837739

Tritanopia (blue-blind)

#D31E41

Achromatopsia (no color)

#6D6D6D

Design tokens & code

CSS

--color: #c0403d;
/* rgb */ color: rgb(192, 64, 61);
/* oklch */ color: oklch(55.3% 0.165 25.5);

Tailwind

colors: {
  custom: {
    50: '#da7c72',
    500: '#c0403d',
    950: '#000000',
  },
}

SCSS

$custom: #c0403d;
$custom-light: #da7c72;
$custom-dark: #000000;

JSON

{
  "hex": "#c0403d",
  "rgb": {
    "r": 192,
    "g": 64,
    "b": 61
  },
  "hsl": {
    "h": 1.374,
    "s": 51.779,
    "l": 49.608
  },
  "oklch": {
    "l": 0.55343,
    "c": 0.16458,
    "h": 25.5
  },
  "luminance": 0.1521
}

Semantic roles & 50–950 ramp

primary

#C0403D

secondary

#8EC9CA

accent

#D8DB4D

background

#FEF7F6

surface

#FDEEEC

border

#D5C9C7

text

#160A08

muted

#847C7B

Preview Lab

Preview with #C0403D

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

Preview Lab → · Contrast checker → · Palette generator →