#C9312B#C9312B

#C9312B is a mid, vivid red. Relative luminance 0.148; OKLCH L 55.1% C 0.190 H 27.7°. Best body text is #FFFFFF at 5.31:1 contrast (WCAG AA passes).

Color values

HEX	#C9312B
RGB	rgb(201, 49, 43)
HSL	hsl(2, 65%, 48%)
HSV	hsv(2, 79%, 79%)
CMYK	cmyk(0%, 75.6%, 78.6%, 21.2%)
CIE-LAB	lab(45.35, 58.57, 40.47)
CIE-LCH	lch(45.35, 71.19, 34.64°)
OKLab	oklab(55.14% 0.1679 0.0882)
OKLCH	oklch(55.14% 0.19 27.7)
XYZ	xyz(25.6248, 14.7926, 3.7910)
Luminance	0.1479 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C9312B #2BC3C9

analogous

#C92B74 #C9312B #C9802B

triadic

#C9312B #2BC931 #312BC9

tetradic

#C9312B #74C92B #2BC3C9 #802BC9

square

#C9312B #74C92B #2BC3C9 #802BC9

split-complementary

#C9312B #2BC980 #2B74C9

monochromatic

#641815 #972520 #C9312B #DB5B56 #E68C89

Accessibility & contrast

On white

5.31

#C9312B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.96

#C9312B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C9312B

5.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C9312B	#FFFFFF	#000000	##FFFFFF
##C9312B	1.00	5.31	3.96	5.31
#FFFFFF	5.31	1.00	21.00	1.00
#000000	3.96	21.00	1.00	21.00
##FFFFFF	5.31	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#605628

Deuteranopia (green-blind)

#857724

Tritanopia (blue-blind)

#DD0032

Achromatopsia (no color)

#6B6B6B

Design tokens & code

CSS

--color: #c9312b;
/* rgb */ color: rgb(201, 49, 43);
/* oklch */ color: oklch(55.1% 0.190 27.7);

Tailwind

colors: {
  custom: {
    50: '#e37565',
    500: '#c9312b',
    950: '#000000',
  },
}

SCSS

$custom: #c9312b;
$custom-light: #e37565;
$custom-dark: #000000;

JSON

{
  "hex": "#c9312b",
  "rgb": {
    "r": 201,
    "g": 49,
    "b": 43
  },
  "hsl": {
    "h": 2.278,
    "s": 64.754,
    "l": 47.843
  },
  "oklch": {
    "l": 0.55144,
    "c": 0.18964,
    "h": 27.7
  },
  "luminance": 0.14789
}

Semantic roles & 50–950 ramp

primary

#C9312B

secondary

#80CCCF

accent

#E1E840

background

#FFF7F6

surface

#FFEEEB

border

#D7C9C6

text

#180906

muted

#867B7A

Preview Lab

Preview with #C9312B

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

Preview Lab → · Contrast checker → · Palette generator →