#C83331#C83331

#C83331 is a mid, vivid red. Relative luminance 0.149; OKLCH L 55.2% C 0.186 H 26.4°. Best body text is #FFFFFF at 5.28:1 contrast (WCAG AA passes).

Color values

HEX	#C83331
RGB	rgb(200, 51, 49)
HSL	hsl(1, 61%, 49%)
HSV	hsv(1, 76%, 78%)
CMYK	cmyk(0%, 74.5%, 75.5%, 21.6%)
CIE-LAB	lab(45.46, 57.83, 37.18)
CIE-LCH	lch(45.46, 68.74, 32.74°)
OKLab	oklab(55.21% 0.1669 0.0828)
OKLCH	oklch(55.21% 0.186 26.4)
XYZ	xyz(25.5606, 14.8727, 4.4300)
Luminance	0.1487 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C83331 #31C6C8

analogous

#C8317B #C83331 #C87F31

triadic

#C83331 #31C833 #3331C8

tetradic

#C83331 #7BC831 #31C6C8 #7F31C8

square

#C83331 #7BC831 #31C6C8 #7F31C8

split-complementary

#C83331 #31C87F #317BC8

monochromatic

#661A19 #972625 #C83331 #D8605F #E49190

Accessibility & contrast

On white

5.28

#C83331 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.97

#C83331 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C83331

5.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C83331	#FFFFFF	#000000	##FFFFFF
##C83331	1.00	5.28	3.97	5.28
#FFFFFF	5.28	1.00	21.00	1.00
#000000	3.97	21.00	1.00	21.00
##FFFFFF	5.28	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#60572F

Deuteranopia (green-blind)

#85772B

Tritanopia (blue-blind)

#DC0034

Achromatopsia (no color)

#6C6C6C

Design tokens & code

CSS

--color: #c83331;
/* rgb */ color: rgb(200, 51, 49);
/* oklch */ color: oklch(55.2% 0.186 26.4);

Tailwind

colors: {
  custom: {
    50: '#e2766a',
    500: '#c83331',
    950: '#000000',
  },
}

SCSS

$custom: #c83331;
$custom-light: #e2766a;
$custom-dark: #000000;

JSON

{
  "hex": "#c83331",
  "rgb": {
    "r": 200,
    "g": 51,
    "b": 49
  },
  "hsl": {
    "h": 0.795,
    "s": 60.643,
    "l": 48.824
  },
  "oklch": {
    "l": 0.55213,
    "c": 0.18629,
    "h": 26.4
  },
  "luminance": 0.14869
}

Semantic roles & 50–950 ramp

primary

#C83331

secondary

#86CDCE

accent

#E2E444

background

#FFF7F6

surface

#FEEEEB

border

#D6C9C6

text

#170906

muted

#857B7A

Preview Lab

Preview with #C83331

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

Preview Lab → · Contrast checker → · Palette generator →