#C8312B#C8312B

#C8312B is a mid, vivid red. Relative luminance 0.146; OKLCH L 55.0% C 0.189 H 27.7°. Best body text is #FFFFFF at 5.34:1 contrast (WCAG AA passes).

Color values

HEX	#C8312B
RGB	rgb(200, 49, 43)
HSL	hsl(2, 65%, 48%)
HSV	hsv(2, 79%, 78%)
CMYK	cmyk(0%, 75.5%, 78.5%, 21.6%)
CIE-LAB	lab(45.16, 58.27, 40.21)
CIE-LCH	lch(45.16, 70.79, 34.61°)
OKLab	oklab(54.97% 0.1671 0.0877)
OKLCH	oklch(54.97% 0.189 27.7)
XYZ	xyz(25.3568, 14.6544, 3.7785)
Luminance	0.1465 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C8312B #2BC2C8

analogous

#C82B73 #C8312B #C87F2B

triadic

#C8312B #2BC831 #312BC8

tetradic

#C8312B #73C82B #2BC2C8 #7F2BC8

square

#C8312B #73C82B #2BC2C8 #7F2BC8

split-complementary

#C8312B #2BC87F #2B73C8

monochromatic

#631815 #962520 #C8312B #DB5B56 #E58C88

Accessibility & contrast

On white

5.34

#C8312B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.93

#C8312B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C8312B

5.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C8312B	#FFFFFF	#000000	##FFFFFF
##C8312B	1.00	5.34	3.93	5.34
#FFFFFF	5.34	1.00	21.00	1.00
#000000	3.93	21.00	1.00	21.00
##FFFFFF	5.34	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5F5629

Deuteranopia (green-blind)

#857724

Tritanopia (blue-blind)

#DC0032

Achromatopsia (no color)

#6B6B6B

Design tokens & code

CSS

--color: #c8312b;
/* rgb */ color: rgb(200, 49, 43);
/* oklch */ color: oklch(55.0% 0.189 27.7);

Tailwind

colors: {
  custom: {
    50: '#e27565',
    500: '#c8312b',
    950: '#000000',
  },
}

SCSS

$custom: #c8312b;
$custom-light: #e27565;
$custom-dark: #000000;

JSON

{
  "hex": "#c8312b",
  "rgb": {
    "r": 200,
    "g": 49,
    "b": 43
  },
  "hsl": {
    "h": 2.293,
    "s": 64.609,
    "l": 47.647
  },
  "oklch": {
    "l": 0.54967,
    "c": 0.18867,
    "h": 27.7
  },
  "luminance": 0.1465
}

Semantic roles & 50–950 ramp

primary

#C8312B

secondary

#80CCCF

accent

#E1E840

background

#FFF7F6

surface

#FFEEEB

border

#D7C9C6

text

#170906

muted

#857B7A

Preview Lab

Preview with #C8312B

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

Preview Lab → · Contrast checker → · Palette generator →