#C83540#C83540

#C83540 is a mid, vivid red. Relative luminance 0.152; OKLCH L 55.6% C 0.183 H 21.7°. Best body text is #FFFFFF at 5.20:1 contrast (WCAG AA passes).

Color values

HEX	#C83540
RGB	rgb(200, 53, 64)
HSL	hsl(356, 58%, 50%)
HSV	hsv(356, 74%, 78%)
CMYK	cmyk(0%, 73.5%, 68%, 21.6%)
CIE-LAB	lab(45.91, 57.82, 28.92)
CIE-LCH	lch(45.91, 64.65, 26.57°)
OKLab	oklab(55.61% 0.1701 0.0676)
OKLCH	oklch(55.61% 0.183 21.7)
XYZ	xyz(26.0208, 15.1996, 6.4132)
Luminance	0.1520 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C83540 #35C8BD

analogous

#C8358A #C83540 #C87335

triadic

#C83540 #40C835 #3540C8

tetradic

#C83540 #8AC835 #35C8BD #7335C8

square

#C83540 #8AC835 #35C8BD #7335C8

split-complementary

#C83540 #35C873 #358AC8

monochromatic

#671B21 #982831 #C83540 #D6646D #E3959A

Accessibility & contrast

On white

5.20

#C83540 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.04

#C83540 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C83540

5.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C83540	#FFFFFF	#000000	##FFFFFF
##C83540	1.00	5.20	4.04	5.20
#FFFFFF	5.20	1.00	21.00	1.00
#000000	4.04	21.00	1.00	21.00
##FFFFFF	5.20	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5F593F

Deuteranopia (green-blind)

#84783B

Tritanopia (blue-blind)

#DC003A

Achromatopsia (no color)

#6D6D6D

Design tokens & code

CSS

--color: #c83540;
/* rgb */ color: rgb(200, 53, 64);
/* oklch */ color: oklch(55.6% 0.183 21.7);

Tailwind

colors: {
  custom: {
    50: '#e17774',
    500: '#c83540',
    950: '#000000',
  },
}

SCSS

$custom: #c83540;
$custom-light: #e17774;
$custom-dark: #000000;

JSON

{
  "hex": "#c83540",
  "rgb": {
    "r": 200,
    "g": 53,
    "b": 64
  },
  "hsl": {
    "h": 355.51,
    "s": 58.103,
    "l": 49.608
  },
  "oklch": {
    "l": 0.55611,
    "c": 0.18303,
    "h": 21.7
  },
  "luminance": 0.15196
}

Semantic roles & 50–950 ramp

primary

#C83540

secondary

#8BCEC9

accent

#E1D646

background

#FEF7F7

surface

#FDEEED

border

#D5C9C8

text

#170A08

muted

#857C7B

Preview Lab

Preview with #C83540

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

Preview Lab → · Contrast checker → · Palette generator →