#C83F33#C83F33

#C83F33 is a mid, vivid red. Relative luminance 0.161; OKLCH L 56.4% C 0.176 H 28.8°. Best body text is #FFFFFF at 4.98:1 contrast (WCAG AA passes).

Color values

HEX	#C83F33
RGB	rgb(200, 63, 51)
HSL	hsl(5, 59%, 49%)
HSV	hsv(5, 75%, 78%)
CMYK	cmyk(0%, 68.5%, 74.5%, 21.6%)
CIE-LAB	lab(47.08, 53.52, 37.83)
CIE-LCH	lch(47.08, 65.54, 35.26°)
OKLab	oklab(56.43% 0.1538 0.0847)
OKLCH	oklch(56.43% 0.176 28.8)
XYZ	xyz(26.1974, 16.0773, 4.8551)
Luminance	0.1607 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C83F33 #33BCC8

analogous

#C83372 #C83F33 #C88A33

triadic

#C83F33 #33C83F #3F33C8

tetradic

#C83F33 #72C833 #33BCC8 #8A33C8

square

#C83F33 #72C833 #33BCC8 #8A33C8

split-complementary

#C83F33 #33C88A #3372C8

monochromatic

#66201A #973027 #C83F33 #D76B61 #E39992

Accessibility & contrast

On white

4.98

#C83F33 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.21

#C83F33 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C83F33

4.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C83F33	#FFFFFF	#000000	##FFFFFF
##C83F33	1.00	4.98	4.21	4.98
#FFFFFF	4.98	1.00	21.00	1.00
#000000	4.21	21.00	1.00	21.00
##FFFFFF	4.98	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#665D31

Deuteranopia (green-blind)

#887B2E

Tritanopia (blue-blind)

#DC123D

Achromatopsia (no color)

#707070

Design tokens & code

CSS

--color: #c83f33;
/* rgb */ color: rgb(200, 63, 51);
/* oklch */ color: oklch(56.4% 0.176 28.8);

Tailwind

colors: {
  custom: {
    50: '#e17c6b',
    500: '#c83f33',
    950: '#000000',
  },
}

SCSS

$custom: #c83f33;
$custom-light: #e17c6b;
$custom-dark: #000000;

JSON

{
  "hex": "#c83f33",
  "rgb": {
    "r": 200,
    "g": 63,
    "b": 51
  },
  "hsl": {
    "h": 4.832,
    "s": 59.363,
    "l": 49.216
  },
  "oklch": {
    "l": 0.56427,
    "c": 0.17553,
    "h": 28.8
  },
  "luminance": 0.16073
}

Semantic roles & 50–950 ramp

primary

#C83F33

secondary

#89C9CE

accent

#D6E345

background

#FFF7F6

surface

#FEEEEB

border

#D6C9C6

text

#170A07

muted

#857C7A

Preview Lab

Preview with #C83F33

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

Preview Lab → · Contrast checker → · Palette generator →