#C4383B#C4383B

#C4383B is a mid, vivid red. Relative luminance 0.149; OKLCH L 55.1% C 0.177 H 24.0°. Best body text is #FFFFFF at 5.28:1 contrast (WCAG AA passes).

Color values

HEX	#C4383B
RGB	rgb(196, 56, 59)
HSL	hsl(359, 56%, 49%)
HSV	hsv(359, 71%, 77%)
CMYK	cmyk(0%, 71.4%, 69.9%, 23.1%)
CIE-LAB	lab(45.47, 55.26, 31.20)
CIE-LCH	lch(45.47, 63.46, 29.45°)
OKLab	oklab(55.13% 0.1614 0.072)
OKLCH	oklch(55.13% 0.177 24)
XYZ	xyz(24.9713, 14.8836, 5.6948)
Luminance	0.1488 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C4383B #38C4C1

analogous

#C43881 #C4383B #C47B38

triadic

#C4383B #3BC438 #383BC4

tetradic

#C4383B #81C438 #38C4C1 #7B38C4

square

#C4383B #81C438 #38C4C1 #7B38C4

split-complementary

#C4383B #38C47B #3881C4

monochromatic

#651D1E #942A2D #C4383B #D36668 #E19697

Accessibility & contrast

On white

5.28

#C4383B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.98

#C4383B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C4383B

5.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C4383B	#FFFFFF	#000000	##FFFFFF
##C4383B	1.00	5.28	3.98	5.28
#FFFFFF	5.28	1.00	21.00	1.00
#000000	3.98	21.00	1.00	21.00
##FFFFFF	5.28	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#60583A

Deuteranopia (green-blind)

#837737

Tritanopia (blue-blind)

#D7003B

Achromatopsia (no color)

#6C6C6C

Design tokens & code

CSS

--color: #c4383b;
/* rgb */ color: rgb(196, 56, 59);
/* oklch */ color: oklch(55.1% 0.177 24.0);

Tailwind

colors: {
  custom: {
    50: '#de7871',
    500: '#c4383b',
    950: '#000000',
  },
}

SCSS

$custom: #c4383b;
$custom-light: #de7871;
$custom-dark: #000000;

JSON

{
  "hex": "#c4383b",
  "rgb": {
    "r": 196,
    "g": 56,
    "b": 59
  },
  "hsl": {
    "h": 358.714,
    "s": 55.556,
    "l": 49.412
  },
  "oklch": {
    "l": 0.5513,
    "c": 0.17675,
    "h": 24
  },
  "luminance": 0.1488
}

Semantic roles & 50–950 ramp

primary

#C4383B

secondary

#8CCCCB

accent

#DFDC49

background

#FEF7F6

surface

#FDEEEC

border

#D5C9C7

text

#170A07

muted

#857C7A

Preview Lab

Preview with #C4383B

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

Preview Lab → · Contrast checker → · Palette generator →