#C6383A#C6383A

#C6383A is a mid, vivid red. Relative luminance 0.151; OKLCH L 55.5% C 0.179 H 24.5°. Best body text is #FFFFFF at 5.21:1 contrast (WCAG AA passes).

Color values

HEX	#C6383A
RGB	rgb(198, 56, 58)
HSL	hsl(359, 56%, 50%)
HSV	hsv(359, 72%, 78%)
CMYK	cmyk(0%, 71.7%, 70.7%, 22.4%)
CIE-LAB	lab(45.83, 55.84, 32.30)
CIE-LCH	lch(45.83, 64.51, 30.04°)
OKLab	oklab(55.46% 0.1628 0.0742)
OKLCH	oklch(55.46% 0.179 24.5)
XYZ	xyz(25.4694, 15.1434, 5.5840)
Luminance	0.1514 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C6383A #38C6C4

analogous

#C63881 #C6383A #C67D38

triadic

#C6383A #3AC638 #383AC6

tetradic

#C6383A #81C638 #38C6C4 #7D38C6

square

#C6383A #81C638 #38C6C4 #7D38C6

split-complementary

#C6383A #38C67D #3881C6

monochromatic

#671D1E #962B2C #C6383A #D46769 #E29798

Accessibility & contrast

On white

5.21

#C6383A on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.03

#C6383A on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C6383A

5.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C6383A	#FFFFFF	#000000	##FFFFFF
##C6383A	1.00	5.21	4.03	5.21
#FFFFFF	5.21	1.00	21.00	1.00
#000000	4.03	21.00	1.00	21.00
##FFFFFF	5.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#615939

Deuteranopia (green-blind)

#847835

Tritanopia (blue-blind)

#DA003A

Achromatopsia (no color)

#6C6C6C

Design tokens & code

CSS

--color: #c6383a;
/* rgb */ color: rgb(198, 56, 58);
/* oklch */ color: oklch(55.5% 0.179 24.5);

Tailwind

colors: {
  custom: {
    50: '#e07870',
    500: '#c6383a',
    950: '#000000',
  },
}

SCSS

$custom: #c6383a;
$custom-light: #e07870;
$custom-dark: #000000;

JSON

{
  "hex": "#c6383a",
  "rgb": {
    "r": 198,
    "g": 56,
    "b": 58
  },
  "hsl": {
    "h": 359.155,
    "s": 55.906,
    "l": 49.804
  },
  "oklch": {
    "l": 0.55458,
    "c": 0.17889,
    "h": 24.5
  },
  "luminance": 0.1514
}

Semantic roles & 50–950 ramp

primary

#C6383A

secondary

#8DCDCC

accent

#DFDD49

background

#FEF7F6

surface

#FDEEEC

border

#D5C9C7

text

#170A07

muted

#857C7A

Preview Lab

Preview with #C6383A

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

Preview Lab → · Contrast checker → · Palette generator →