#B83C3A#B83C3A

#B83C3A is a mid, vivid red. Relative luminance 0.137; OKLCH L 53.5% C 0.160 H 25.2°. Best body text is #FFFFFF at 5.61:1 contrast (WCAG AA passes).

Color values

HEX	#B83C3A
RGB	rgb(184, 60, 58)
HSL	hsl(1, 52%, 47%)
HSV	hsv(1, 68%, 72%)
CMYK	cmyk(0%, 67.4%, 68.5%, 27.8%)
CIE-LAB	lab(43.84, 49.74, 29.31)
CIE-LCH	lch(43.84, 57.73, 30.51°)
OKLab	oklab(53.5% 0.1452 0.0682)
OKLCH	oklch(53.5% 0.16 25.2)
XYZ	xyz(22.1491, 13.7307, 5.4862)
Luminance	0.1373 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B83C3A #3AB6B8

analogous

#B83A77 #B83C3A #B87B3A

triadic

#B83C3A #3AB83C #3C3AB8

tetradic

#B83C3A #77B83A #3AB6B8 #7B3AB8

square

#B83C3A #77B83A #3AB6B8 #7B3AB8

split-complementary

#B83C3A #3AB87B #3A77B8

monochromatic

#5B1E1D #892D2B #B83C3A #CD6362 #DC9190

Accessibility & contrast

On white

5.61

#B83C3A on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.75

#B83C3A on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B83C3A

5.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B83C3A	#FFFFFF	#000000	##FFFFFF
##B83C3A	1.00	5.61	3.75	5.61
#FFFFFF	5.61	1.00	21.00	1.00
#000000	3.75	21.00	1.00	21.00
##FFFFFF	5.61	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5E5739

Deuteranopia (green-blind)

#7D7136

Tritanopia (blue-blind)

#CA1B3D

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #b83c3a;
/* rgb */ color: rgb(184, 60, 58);
/* oklch */ color: oklch(53.5% 0.160 25.2);

Tailwind

colors: {
  custom: {
    50: '#d57970',
    500: '#b83c3a',
    950: '#000000',
  },
}

SCSS

$custom: #b83c3a;
$custom-light: #d57970;
$custom-dark: #000000;

JSON

{
  "hex": "#b83c3a",
  "rgb": {
    "r": 184,
    "g": 60,
    "b": 58
  },
  "hsl": {
    "h": 0.952,
    "s": 52.066,
    "l": 47.451
  },
  "oklch": {
    "l": 0.53504,
    "c": 0.16045,
    "h": 25.2
  },
  "luminance": 0.13728
}

Semantic roles & 50–950 ramp

primary

#B83C3A

secondary

#87C6C7

accent

#D9DC4C

background

#FEF7F6

surface

#FCEEEC

border

#D5C9C7

text

#160907

muted

#847B7A

Preview Lab

Preview with #B83C3A

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

Preview Lab → · Contrast checker → · Palette generator →