#C83F40#C83F40

#C83F40 is a mid, vivid red. Relative luminance 0.162; OKLCH L 56.6% C 0.174 H 24.2°. Best body text is #FFFFFF at 4.95:1 contrast (WCAG AA passes).

Color values

HEX	#C83F40
RGB	rgb(200, 63, 64)
HSL	hsl(360, 55%, 52%)
HSV	hsv(360, 69%, 78%)
CMYK	cmyk(0%, 68.5%, 68%, 21.6%)
CIE-LAB	lab(47.25, 54.13, 30.56)
CIE-LCH	lch(47.25, 62.16, 29.44°)
OKLab	oklab(56.61% 0.1584 0.0712)
OKLCH	oklch(56.61% 0.174 24.2)
XYZ	xyz(26.5252, 16.2084, 6.5813)
Luminance	0.1620 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C83F40 #3FC8C7

analogous

#C83F85 #C83F40 #C8833F

triadic

#C83F40 #40C83F #3F40C8

tetradic

#C83F40 #85C83F #3FC8C7 #833FC8

square

#C83F40 #85C83F #3FC8C7 #833FC8

split-complementary

#C83F40 #3FC883 #3F85C8

monochromatic

#6D1F20 #9D2D2E #C83F40 #D66F6F #E39E9F

Accessibility & contrast

On white

4.95

#C83F40 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.24

#C83F40 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C83F40

4.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C83F40	#FFFFFF	#000000	##FFFFFF
##C83F40	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)

#655D3F

Deuteranopia (green-blind)

#877B3C

Tritanopia (blue-blind)

#DC1741

Achromatopsia (no color)

#707070

Design tokens & code

CSS

--color: #c83f40;
/* rgb */ color: rgb(200, 63, 64);
/* oklch */ color: oklch(56.6% 0.174 24.2);

Tailwind

colors: {
  custom: {
    50: '#e07c75',
    500: '#c83f40',
    950: '#000000',
  },
}

SCSS

$custom: #c83f40;
$custom-light: #e07c75;
$custom-dark: #000000;

JSON

{
  "hex": "#c83f40",
  "rgb": {
    "r": 200,
    "g": 63,
    "b": 64
  },
  "hsl": {
    "h": 359.562,
    "s": 55.466,
    "l": 51.569
  },
  "oklch": {
    "l": 0.5661,
    "c": 0.17365,
    "h": 24.2
  },
  "luminance": 0.16205
}

Semantic roles & 50–950 ramp

primary

#C83F40

secondary

#93D0CF

accent

#DFDE49

background

#FEF7F7

surface

#FDEEED

border

#D5C9C8

text

#170A08

muted

#857C7B

Preview Lab

Preview with #C83F40

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

Preview Lab → · Contrast checker → · Palette generator →