#C4383A#C4383A

#C4383A is a mid, vivid red. Relative luminance 0.149; OKLCH L 55.1% C 0.177 H 24.4°. Best body text is #FFFFFF at 5.28:1 contrast (WCAG AA passes).

Color values

HEX	#C4383A
RGB	rgb(196, 56, 58)
HSL	hsl(359, 56%, 49%)
HSV	hsv(359, 71%, 77%)
CMYK	cmyk(0%, 71.4%, 70.4%, 23.1%)
CIE-LAB	lab(45.46, 55.21, 31.77)
CIE-LCH	lch(45.46, 63.70, 29.92°)
OKLab	oklab(55.11% 0.161 0.0731)
OKLCH	oklch(55.11% 0.177 24.4)
XYZ	xyz(24.9456, 14.8733, 5.5595)
Luminance	0.1487 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C4383A #38C4C2

analogous

#C43880 #C4383A #C47C38

triadic

#C4383A #3AC438 #383AC4

tetradic

#C4383A #80C438 #38C4C2 #7C38C4

square

#C4383A #80C438 #38C4C2 #7C38C4

split-complementary

#C4383A #38C47C #3880C4

monochromatic

#651D1E #942A2C #C4383A #D36667 #E19697

Accessibility & contrast

On white

5.28

#C4383A on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.97

#C4383A on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C4383A

5.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C4383A	#FFFFFF	#000000	##FFFFFF
##C4383A	1.00	5.28	3.97	5.28
#FFFFFF	5.28	1.00	21.00	1.00
#000000	3.97	21.00	1.00	21.00
##FFFFFF	5.28	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#605839

Deuteranopia (green-blind)

#837735

Tritanopia (blue-blind)

#D7003A

Achromatopsia (no color)

#6C6C6C

Design tokens & code

CSS

--color: #c4383a;
/* rgb */ color: rgb(196, 56, 58);
/* oklch */ color: oklch(55.1% 0.177 24.4);

Tailwind

colors: {
  custom: {
    50: '#de7870',
    500: '#c4383a',
    950: '#000000',
  },
}

SCSS

$custom: #c4383a;
$custom-light: #de7870;
$custom-dark: #000000;

JSON

{
  "hex": "#c4383a",
  "rgb": {
    "r": 196,
    "g": 56,
    "b": 58
  },
  "hsl": {
    "h": 359.143,
    "s": 55.556,
    "l": 49.412
  },
  "oklch": {
    "l": 0.55114,
    "c": 0.17685,
    "h": 24.4
  },
  "luminance": 0.1487
}

Semantic roles & 50–950 ramp

primary

#C4383A

secondary

#8CCCCB

accent

#DFDD49

background

#FEF7F6

surface

#FDEEEC

border

#D5C9C7

text

#170A07

muted

#857C7A

Preview Lab

Preview with #C4383A

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

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