#C7383B#C7383B

#C7383B is a mid, vivid red. Relative luminance 0.153; OKLCH L 55.6% C 0.180 H 24.2°. Best body text is #FFFFFF at 5.18:1 contrast (WCAG AA passes).

Color values

HEX	#C7383B
RGB	rgb(199, 56, 59)
HSL	hsl(359, 56%, 50%)
HSV	hsv(359, 72%, 78%)
CMYK	cmyk(0%, 71.9%, 70.4%, 22%)
CIE-LAB	lab(46.03, 56.21, 31.99)
CIE-LCH	lch(46.03, 64.67, 29.65°)
OKLab	oklab(55.64% 0.164 0.0736)
OKLCH	oklch(55.64% 0.18 24.2)
XYZ	xyz(25.7596, 15.2901, 5.7317)
Luminance	0.1529 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C7383B #38C7C4

analogous

#C73883 #C7383B #C77C38

triadic

#C7383B #3BC738 #383BC7

tetradic

#C7383B #83C738 #38C7C4 #7C38C7

square

#C7383B #83C738 #38C7C4 #7C38C7

split-complementary

#C7383B #38C77C #3883C7

monochromatic

#671D1F #972B2D #C7383B #D4686A #E29899

Accessibility & contrast

On white

5.18

#C7383B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.06

#C7383B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C7383B

5.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C7383B	#FFFFFF	#000000	##FFFFFF
##C7383B	1.00	5.18	4.06	5.18
#FFFFFF	5.18	1.00	21.00	1.00
#000000	4.06	21.00	1.00	21.00
##FFFFFF	5.18	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#61593A

Deuteranopia (green-blind)

#857836

Tritanopia (blue-blind)

#DB003B

Achromatopsia (no color)

#6D6D6D

Design tokens & code

CSS

--color: #c7383b;
/* rgb */ color: rgb(199, 56, 59);
/* oklch */ color: oklch(55.6% 0.180 24.2);

Tailwind

colors: {
  custom: {
    50: '#e07971',
    500: '#c7383b',
    950: '#000000',
  },
}

SCSS

$custom: #c7383b;
$custom-light: #e07971;
$custom-dark: #000000;

JSON

{
  "hex": "#c7383b",
  "rgb": {
    "r": 199,
    "g": 56,
    "b": 59
  },
  "hsl": {
    "h": 358.741,
    "s": 56.078,
    "l": 50
  },
  "oklch": {
    "l": 0.55644,
    "c": 0.17978,
    "h": 24.2
  },
  "luminance": 0.15286
}

Semantic roles & 50–950 ramp

primary

#C7383B

secondary

#8DCDCC

accent

#DFDC48

background

#FEF7F6

surface

#FDEEEC

border

#D5C9C7

text

#170A07

muted

#857C7A

Preview Lab

Preview with #C7383B

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

Preview Lab → · Contrast checker → · Palette generator →