#C03540#C03540

#C03540 is a mid, vivid red. Relative luminance 0.141; OKLCH L 54.2% C 0.175 H 21.1°. Best body text is #FFFFFF at 5.49:1 contrast (WCAG AA passes).

Color values

HEX	#C03540
RGB	rgb(192, 53, 64)
HSL	hsl(355, 57%, 48%)
HSV	hsv(355, 72%, 75%)
CMYK	cmyk(0%, 72.4%, 66.7%, 24.7%)
CIE-LAB	lab(44.41, 55.36, 26.74)
CIE-LCH	lch(44.41, 61.48, 25.78°)
OKLab	oklab(54.23% 0.1633 0.063)
OKLCH	oklch(54.23% 0.175 21.1)
XYZ	xyz(23.9393, 14.1264, 6.3156)
Luminance	0.1412 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C03540 #35C0B5

analogous

#C03585 #C03540 #C06F35

triadic

#C03540 #40C035 #3540C0

tetradic

#C03540 #85C035 #35C0B5 #6F35C0

square

#C03540 #85C035 #35C0B5 #6F35C0

split-complementary

#C03540 #35C06F #3585C0

monochromatic

#601B20 #902830 #C03540 #D35F68 #E08F96

Accessibility & contrast

On white

5.49

#C03540 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.82

#C03540 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C03540

5.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C03540	#FFFFFF	#000000	##FFFFFF
##C03540	1.00	5.49	3.82	5.49
#FFFFFF	5.49	1.00	21.00	1.00
#000000	3.82	21.00	1.00	21.00
##FFFFFF	5.49	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5C563F

Deuteranopia (green-blind)

#7F743C

Tritanopia (blue-blind)

#D3003A

Achromatopsia (no color)

#696969

Design tokens & code

CSS

--color: #c03540;
/* rgb */ color: rgb(192, 53, 64);
/* oklch */ color: oklch(54.2% 0.175 21.1);

Tailwind

colors: {
  custom: {
    50: '#db7674',
    500: '#c03540',
    950: '#000000',
  },
}

SCSS

$custom: #c03540;
$custom-light: #db7674;
$custom-dark: #000000;

JSON

{
  "hex": "#c03540",
  "rgb": {
    "r": 192,
    "g": 53,
    "b": 64
  },
  "hsl": {
    "h": 355.252,
    "s": 56.735,
    "l": 48.039
  },
  "oklch": {
    "l": 0.54228,
    "c": 0.17502,
    "h": 21.1
  },
  "luminance": 0.14123
}

Semantic roles & 50–950 ramp

primary

#C03540

secondary

#86CBC5

accent

#E0D448

background

#FEF7F7

surface

#FDEEED

border

#D5C9C8

text

#160908

muted

#847B7B

Preview Lab

Preview with #C03540

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

Preview Lab → · Contrast checker → · Palette generator →