#C83F39#C83F39

#C83F39 is a mid, vivid red. Relative luminance 0.161; OKLCH L 56.5% C 0.175 H 26.8°. Best body text is #FFFFFF at 4.97:1 contrast (WCAG AA passes).

Color values

HEX	#C83F39
RGB	rgb(200, 63, 57)
HSL	hsl(3, 57%, 50%)
HSV	hsv(3, 72%, 78%)
CMYK	cmyk(0%, 68.5%, 71.5%, 21.6%)
CIE-LAB	lab(47.15, 53.78, 34.51)
CIE-LCH	lch(47.15, 63.90, 32.69°)
OKLab	oklab(56.51% 0.1558 0.0787)
OKLCH	oklch(56.51% 0.175 26.8)
XYZ	xyz(26.3383, 16.1337, 5.5973)
Luminance	0.1613 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C83F39 #39C2C8

analogous

#C8397B #C83F39 #C88639

triadic

#C83F39 #39C83F #3F39C8

tetradic

#C83F39 #7BC839 #39C2C8 #8639C8

square

#C83F39 #7BC839 #39C2C8 #8639C8

split-complementary

#C83F39 #39C886 #397BC8

monochromatic

#69201D #992F2B #C83F39 #D56D69 #E39C99

Accessibility & contrast

On white

4.97

#C83F39 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.23

#C83F39 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C83F39

4.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C83F39	#FFFFFF	#000000	##FFFFFF
##C83F39	1.00	4.97	4.23	4.97
#FFFFFF	4.97	1.00	21.00	1.00
#000000	4.23	21.00	1.00	21.00
##FFFFFF	4.97	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#665D37

Deuteranopia (green-blind)

#887B34

Tritanopia (blue-blind)

#DC143F

Achromatopsia (no color)

#707070

Design tokens & code

CSS

--color: #c83f39;
/* rgb */ color: rgb(200, 63, 57);
/* oklch */ color: oklch(56.5% 0.175 26.8);

Tailwind

colors: {
  custom: {
    50: '#e17c70',
    500: '#c83f39',
    950: '#000000',
  },
}

SCSS

$custom: #c83f39;
$custom-light: #e17c70;
$custom-dark: #000000;

JSON

{
  "hex": "#c83f39",
  "rgb": {
    "r": 200,
    "g": 63,
    "b": 57
  },
  "hsl": {
    "h": 2.517,
    "s": 56.522,
    "l": 50.392
  },
  "oklch": {
    "l": 0.56506,
    "c": 0.17458,
    "h": 26.8
  },
  "luminance": 0.1613
}

Semantic roles & 50–950 ramp

primary

#C83F39

secondary

#8FCCCE

accent

#D9E048

background

#FFF7F6

surface

#FEEEEC

border

#D6C9C7

text

#170A07

muted

#857C7A

Preview Lab

Preview with #C83F39

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

Preview Lab → · Contrast checker → · Palette generator →