#C83F3C#C83F3C

#C83F3C is a mid, vivid red. Relative luminance 0.162; OKLCH L 56.5% C 0.174 H 25.7°. Best body text is #FFFFFF at 4.96:1 contrast (WCAG AA passes).

Color values

HEX	#C83F3C
RGB	rgb(200, 63, 60)
HSL	hsl(1, 56%, 51%)
HSV	hsv(1, 70%, 78%)
CMYK	cmyk(0%, 68.5%, 70%, 21.6%)
CIE-LAB	lab(47.19, 53.93, 32.83)
CIE-LCH	lch(47.19, 63.13, 31.33°)
OKLab	oklab(56.55% 0.1569 0.0756)
OKLCH	oklch(56.55% 0.174 25.7)
XYZ	xyz(26.4154, 16.1645, 6.0032)
Luminance	0.1616 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C83F3C #3CC5C8

analogous

#C83C7F #C83F3C #C8853C

triadic

#C83F3C #3CC83F #3F3CC8

tetradic

#C83F3C #7FC83C #3CC5C8 #853CC8

square

#C83F3C #7FC83C #3CC5C8 #853CC8

split-complementary

#C83F3C #3CC885 #3C7FC8

monochromatic

#6B201E #9B2E2C #C83F3C #D56E6C #E39D9B

Accessibility & contrast

On white

4.96

#C83F3C on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.23

#C83F3C on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C83F3C

4.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C83F3C	#FFFFFF	#000000	##FFFFFF
##C83F3C	1.00	4.96	4.23	4.96
#FFFFFF	4.96	1.00	21.00	1.00
#000000	4.23	21.00	1.00	21.00
##FFFFFF	4.96	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#655D3A

Deuteranopia (green-blind)

#887B38

Tritanopia (blue-blind)

#DC1540

Achromatopsia (no color)

#707070

Design tokens & code

CSS

--color: #c83f3c;
/* rgb */ color: rgb(200, 63, 60);
/* oklch */ color: oklch(56.5% 0.174 25.7);

Tailwind

colors: {
  custom: {
    50: '#e17c72',
    500: '#c83f3c',
    950: '#000000',
  },
}

SCSS

$custom: #c83f3c;
$custom-light: #e17c72;
$custom-dark: #000000;

JSON

{
  "hex": "#c83f3c",
  "rgb": {
    "r": 200,
    "g": 63,
    "b": 60
  },
  "hsl": {
    "h": 1.286,
    "s": 56,
    "l": 50.98
  },
  "oklch": {
    "l": 0.56549,
    "c": 0.17416,
    "h": 25.7
  },
  "luminance": 0.16161
}

Semantic roles & 50–950 ramp

primary

#C83F3C

secondary

#91CECF

accent

#DCDF49

background

#FEF7F6

surface

#FDEEEC

border

#D5C9C7

text

#170A08

muted

#857C7B

Preview Lab

Preview with #C83F3C

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

Preview Lab → · Contrast checker → · Palette generator →