#B83C3F#B83C3F

#B83C3F is a mid, vivid red. Relative luminance 0.138; OKLCH L 53.6% C 0.160 H 23.0°. Best body text is #FFFFFF at 5.59:1 contrast (WCAG AA passes).

Color values

HEX	#B83C3F
RGB	rgb(184, 60, 63)
HSL	hsl(359, 51%, 48%)
HSV	hsv(359, 67%, 72%)
CMYK	cmyk(0%, 67.4%, 65.8%, 27.8%)
CIE-LAB	lab(43.92, 50.02, 26.42)
CIE-LCH	lch(43.92, 56.57, 27.84°)
OKLab	oklab(53.59% 0.1471 0.0625)
OKLCH	oklch(53.59% 0.16 23)
XYZ	xyz(22.2825, 13.7841, 6.1889)
Luminance	0.1378 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B83C3F #3CB8B5

analogous

#B83C7D #B83C3F #B8773C

triadic

#B83C3F #3FB83C #3C3FB8

tetradic

#B83C3F #7DB83C #3CB8B5 #773CB8

square

#B83C3F #7DB83C #3CB8B5 #773CB8

split-complementary

#B83C3F #3CB877 #3C7DB8

monochromatic

#5C1E1F #8A2D2F #B83C3F #CD6567 #DC9394

Accessibility & contrast

On white

5.59

#B83C3F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.76

#B83C3F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B83C3F

5.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B83C3F	#FFFFFF	#000000	##FFFFFF
##B83C3F	1.00	5.59	3.76	5.59
#FFFFFF	5.59	1.00	21.00	1.00
#000000	3.76	21.00	1.00	21.00
##FFFFFF	5.59	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5D573E

Deuteranopia (green-blind)

#7D723B

Tritanopia (blue-blind)

#CA1C3E

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #b83c3f;
/* rgb */ color: rgb(184, 60, 63);
/* oklch */ color: oklch(53.6% 0.160 23.0);

Tailwind

colors: {
  custom: {
    50: '#d47974',
    500: '#b83c3f',
    950: '#000000',
  },
}

SCSS

$custom: #b83c3f;
$custom-light: #d47974;
$custom-dark: #000000;

JSON

{
  "hex": "#b83c3f",
  "rgb": {
    "r": 184,
    "g": 60,
    "b": 63
  },
  "hsl": {
    "h": 358.548,
    "s": 50.82,
    "l": 47.843
  },
  "oklch": {
    "l": 0.53587,
    "c": 0.15984,
    "h": 23
  },
  "luminance": 0.13781
}

Semantic roles & 50–950 ramp

primary

#B83C3F

secondary

#89C7C5

accent

#DAD74D

background

#FEF7F7

surface

#FCEEED

border

#D5C9C8

text

#160908

muted

#847B7B

Preview Lab

Preview with #B83C3F

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

Preview Lab → · Contrast checker → · Palette generator →