#C1403A#C1403A

#C1403A is a mid, vivid red. Relative luminance 0.153; OKLCH L 55.5% C 0.166 H 26.7°. Best body text is #FFFFFF at 5.17:1 contrast (WCAG AA passes).

Color values

HEX	#C1403A
RGB	rgb(193, 64, 58)
HSL	hsl(3, 54%, 49%)
HSV	hsv(3, 70%, 76%)
CMYK	cmyk(0%, 66.8%, 69.9%, 24.3%)
CIE-LAB	lab(46.06, 51.11, 32.35)
CIE-LCH	lch(46.06, 60.48, 32.33°)
OKLab	oklab(55.46% 0.1484 0.0745)
OKLCH	oklch(55.46% 0.166 26.7)
XYZ	xyz(24.5921, 15.3133, 5.6630)
Luminance	0.1531 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C1403A #3ABBC1

analogous

#C13A77 #C1403A #C1843A

triadic

#C1403A #3AC140 #403AC1

tetradic

#C1403A #77C13A #3ABBC1 #843AC1

square

#C1403A #77C13A #3ABBC1 #843AC1

split-complementary

#C1403A #3AC184 #3A77C1

monochromatic

#63211E #92302C #C1403A #D16C67 #DF9996

Accessibility & contrast

On white

5.17

#C1403A on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.06

#C1403A on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C1403A

5.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C1403A	#FFFFFF	#000000	##FFFFFF
##C1403A	1.00	5.17	4.06	5.17
#FFFFFF	5.17	1.00	21.00	1.00
#000000	4.06	21.00	1.00	21.00
##FFFFFF	5.17	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#645B38

Deuteranopia (green-blind)

#847736

Tritanopia (blue-blind)

#D41D40

Achromatopsia (no color)

#6D6D6D

Design tokens & code

CSS

--color: #c1403a;
/* rgb */ color: rgb(193, 64, 58);
/* oklch */ color: oklch(55.5% 0.166 26.7);

Tailwind

colors: {
  custom: {
    50: '#db7c70',
    500: '#c1403a',
    950: '#000000',
  },
}

SCSS

$custom: #c1403a;
$custom-light: #db7c70;
$custom-dark: #000000;

JSON

{
  "hex": "#c1403a",
  "rgb": {
    "r": 193,
    "g": 64,
    "b": 58
  },
  "hsl": {
    "h": 2.667,
    "s": 53.785,
    "l": 49.216
  },
  "oklch": {
    "l": 0.55463,
    "c": 0.16609,
    "h": 26.7
  },
  "luminance": 0.1531
}

Semantic roles & 50–950 ramp

primary

#C1403A

secondary

#8CC8CB

accent

#D7DD4B

background

#FEF7F6

surface

#FDEEEC

border

#D5C9C7

text

#160A07

muted

#847C7A

Preview Lab

Preview with #C1403A

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

Preview Lab → · Contrast checker → · Palette generator →