#C83B3C#C83B3C

#C83B3C is a mid, vivid red. Relative luminance 0.157; OKLCH L 56.1% C 0.178 H 24.6°. Best body text is #FFFFFF at 5.06:1 contrast (WCAG AA passes).

Color values

HEX	#C83B3C
RGB	rgb(200, 59, 60)
HSL	hsl(360, 56%, 51%)
HSV	hsv(360, 71%, 78%)
CMYK	cmyk(0%, 70.5%, 70%, 21.6%)
CIE-LAB	lab(46.63, 55.46, 32.16)
CIE-LCH	lch(46.63, 64.11, 30.11°)
OKLab	oklab(56.13% 0.1618 0.0741)
OKLCH	oklch(56.13% 0.178 24.6)
XYZ	xyz(26.2019, 15.7374, 5.9320)
Luminance	0.1573 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C83B3C #3BC8C7

analogous

#C83B83 #C83B3C #C8803B

triadic

#C83B3C #3CC83B #3B3CC8

tetradic

#C83B3C #83C83B #3BC8C7 #803BC8

square

#C83B3C #83C83B #3BC8C7 #803BC8

split-complementary

#C83B3C #3BC880 #3B83C8

monochromatic

#6B1E1E #9A2B2C #C83B3C #D56B6C #E39B9B

Accessibility & contrast

On white

5.06

#C83B3C on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.15

#C83B3C on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C83B3C

5.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C83B3C	#FFFFFF	#000000	##FFFFFF
##C83B3C	1.00	5.06	4.15	5.06
#FFFFFF	5.06	1.00	21.00	1.00
#000000	4.15	21.00	1.00	21.00
##FFFFFF	5.06	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#635B3B

Deuteranopia (green-blind)

#867A37

Tritanopia (blue-blind)

#DC073D

Achromatopsia (no color)

#6E6E6E

Design tokens & code

CSS

--color: #c83b3c;
/* rgb */ color: rgb(200, 59, 60);
/* oklch */ color: oklch(56.1% 0.178 24.6);

Tailwind

colors: {
  custom: {
    50: '#e17a72',
    500: '#c83b3c',
    950: '#000000',
  },
}

SCSS

$custom: #c83b3c;
$custom-light: #e17a72;
$custom-dark: #000000;

JSON

{
  "hex": "#c83b3c",
  "rgb": {
    "r": 200,
    "g": 59,
    "b": 60
  },
  "hsl": {
    "h": 359.574,
    "s": 56.175,
    "l": 50.784
  },
  "oklch": {
    "l": 0.56129,
    "c": 0.17793,
    "h": 24.6
  },
  "luminance": 0.15734
}

Semantic roles & 50–950 ramp

primary

#C83B3C

secondary

#90CFCE

accent

#DFDE48

background

#FEF7F6

surface

#FDEEEC

border

#D5C9C7

text

#170A08

muted

#857C7B

Preview Lab

Preview with #C83B3C

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

Preview Lab → · Contrast checker → · Palette generator →