#C83F3F#C83F3F

#C83F3F is a mid, vivid red. Relative luminance 0.162; OKLCH L 56.6% C 0.174 H 24.6°. Best body text is #FFFFFF at 4.95:1 contrast (WCAG AA passes).

Color values

HEX	#C83F3F
RGB	rgb(200, 63, 63)
HSL	hsl(0, 55%, 52%)
HSV	hsv(0, 69%, 78%)
CMYK	cmyk(0%, 68.5%, 68.5%, 21.6%)
CIE-LAB	lab(47.23, 54.08, 31.13)
CIE-LCH	lch(47.23, 62.40, 29.92°)
OKLab	oklab(56.59% 0.158 0.0723)
OKLCH	oklch(56.59% 0.174 24.6)
XYZ	xyz(26.4970, 16.1971, 6.4328)
Luminance	0.1619 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C83F3F #3FC8C8

analogous

#C83F84 #C83F3F #C8843F

triadic

#C83F3F #3FC83F #3F3FC8

tetradic

#C83F3F #84C83F #3FC8C8 #843FC8

square

#C83F3F #84C83F #3FC8C8 #843FC8

split-complementary

#C83F3F #3FC884 #3F84C8

monochromatic

#6D1F1F #9D2D2D #C83F3F #D66F6F #E39E9E

Accessibility & contrast

On white

4.95

#C83F3F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.24

#C83F3F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C83F3F

4.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C83F3F	#FFFFFF	#000000	##FFFFFF
##C83F3F	1.00	4.95	4.24	4.95
#FFFFFF	4.95	1.00	21.00	1.00
#000000	4.24	21.00	1.00	21.00
##FFFFFF	4.95	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#655D3E

Deuteranopia (green-blind)

#877B3B

Tritanopia (blue-blind)

#DC1741

Achromatopsia (no color)

#707070

Design tokens & code

CSS

--color: #c83f3f;
/* rgb */ color: rgb(200, 63, 63);
/* oklch */ color: oklch(56.6% 0.174 24.6);

Tailwind

colors: {
  custom: {
    50: '#e07c74',
    500: '#c83f3f',
    950: '#000000',
  },
}

SCSS

$custom: #c83f3f;
$custom-light: #e07c74;
$custom-dark: #000000;

JSON

{
  "hex": "#c83f3f",
  "rgb": {
    "r": 200,
    "g": 63,
    "b": 63
  },
  "hsl": {
    "h": 0,
    "s": 55.466,
    "l": 51.569
  },
  "oklch": {
    "l": 0.56594,
    "c": 0.17377,
    "h": 24.6
  },
  "luminance": 0.16193
}

Semantic roles & 50–950 ramp

primary

#C83F3F

secondary

#93D0D0

accent

#DFDF49

background

#FEF7F7

surface

#FDEEED

border

#D5C9C8

text

#170A08

muted

#857C7B

Preview Lab

Preview with #C83F3F

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

Preview Lab → · Contrast checker → · Palette generator →