#C5313F#C5313F

#C5313F is a mid, vivid red. Relative luminance 0.144; OKLCH L 54.7% C 0.184 H 21.0°. Best body text is #FFFFFF at 5.41:1 contrast (WCAG AA passes).

Color values

HEX	#C5313F
RGB	rgb(197, 49, 63)
HSL	hsl(354, 60%, 48%)
HSV	hsv(354, 75%, 77%)
CMYK	cmyk(0%, 75.1%, 68%, 22.7%)
CIE-LAB	lab(44.84, 58.21, 28.09)
CIE-LCH	lch(44.84, 64.63, 25.76°)
OKLab	oklab(54.71% 0.1715 0.0657)
OKLCH	oklch(54.71% 0.184 21)
XYZ	xyz(25.0242, 14.4296, 6.1692)
Luminance	0.1443 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C5313F #31C5B7

analogous

#C53189 #C5313F #C56D31

triadic

#C5313F #3FC531 #313FC5

tetradic

#C5313F #89C531 #31C5B7 #6D31C5

square

#C5313F #89C531 #31C5B7 #6D31C5

split-complementary

#C5313F #31C56D #3189C5

monochromatic

#631920 #94252F #C5313F #D75D68 #E38E96

Accessibility & contrast

On white

5.41

#C5313F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.89

#C5313F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C5313F

5.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C5313F	#FFFFFF	#000000	##FFFFFF
##C5313F	1.00	5.41	3.89	5.41
#FFFFFF	5.41	1.00	21.00	1.00
#000000	3.89	21.00	1.00	21.00
##FFFFFF	5.41	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5C563E

Deuteranopia (green-blind)

#81753A

Tritanopia (blue-blind)

#D80038

Achromatopsia (no color)

#6A6A6A

Design tokens & code

CSS

--color: #c5313f;
/* rgb */ color: rgb(197, 49, 63);
/* oklch */ color: oklch(54.7% 0.184 21.0);

Tailwind

colors: {
  custom: {
    50: '#df7574',
    500: '#c5313f',
    950: '#000000',
  },
}

SCSS

$custom: #c5313f;
$custom-light: #df7574;
$custom-dark: #000000;

JSON

{
  "hex": "#c5313f",
  "rgb": {
    "r": 197,
    "g": 49,
    "b": 63
  },
  "hsl": {
    "h": 354.324,
    "s": 60.163,
    "l": 48.235
  },
  "oklch": {
    "l": 0.54713,
    "c": 0.18366,
    "h": 21
  },
  "luminance": 0.14426
}

Semantic roles & 50–950 ramp

primary

#C5313F

secondary

#85CDC6

accent

#E3D444

background

#FEF7F7

surface

#FDEEED

border

#D5C9C8

text

#170908

muted

#857B7B

Preview Lab

Preview with #C5313F

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

Preview Lab → · Contrast checker → · Palette generator →