#C03440#C03440

#C03440 is a mid, vivid red. Relative luminance 0.140; OKLCH L 54.1% C 0.176 H 20.9°. Best body text is #FFFFFF at 5.52:1 contrast (WCAG AA passes).

Color values

HEX	#C03440
RGB	rgb(192, 52, 64)
HSL	hsl(355, 57%, 48%)
HSV	hsv(355, 73%, 75%)
CMYK	cmyk(0%, 72.9%, 66.7%, 24.7%)
CIE-LAB	lab(44.28, 55.72, 26.58)
CIE-LCH	lch(44.28, 61.73, 25.51°)
OKLab	oklab(54.13% 0.1644 0.0627)
OKLCH	oklch(54.13% 0.176 20.9)
XYZ	xyz(23.8942, 14.0362, 6.3006)
Luminance	0.1403 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C03440 #34C0B4

analogous

#C03486 #C03440 #C06E34

triadic

#C03440 #40C034 #3440C0

tetradic

#C03440 #86C034 #34C0B4 #6E34C0

square

#C03440 #86C034 #34C0B4 #6E34C0

split-complementary

#C03440 #34C06E #3486C0

monochromatic

#601A20 #902730 #C03440 #D35E68 #E08E95

Accessibility & contrast

On white

5.52

#C03440 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.81

#C03440 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C03440

5.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C03440	#FFFFFF	#000000	##FFFFFF
##C03440	1.00	5.52	3.81	5.52
#FFFFFF	5.52	1.00	21.00	1.00
#000000	3.81	21.00	1.00	21.00
##FFFFFF	5.52	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: #c03440;
/* rgb */ color: rgb(192, 52, 64);
/* oklch */ color: oklch(54.1% 0.176 20.9);

Tailwind

colors: {
  custom: {
    50: '#db7674',
    500: '#c03440',
    950: '#000000',
  },
}

SCSS

$custom: #c03440;
$custom-light: #db7674;
$custom-dark: #000000;

JSON

{
  "hex": "#c03440",
  "rgb": {
    "r": 192,
    "g": 52,
    "b": 64
  },
  "hsl": {
    "h": 354.857,
    "s": 57.377,
    "l": 47.843
  },
  "oklch": {
    "l": 0.54132,
    "c": 0.17596,
    "h": 20.9
  },
  "luminance": 0.14033
}

Semantic roles & 50–950 ramp

primary

#C03440

secondary

#85CBC5

accent

#E1D347

background

#FEF7F7

surface

#FDEEED

border

#D5C9C8

text

#160908

muted

#847B7B

Preview Lab

Preview with #C03440

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

Preview Lab → · Contrast checker → · Palette generator →