#B83C3C#B83C3C

#B83C3C is a mid, vivid red. Relative luminance 0.137; OKLCH L 53.5% C 0.160 H 24.3°. Best body text is #FFFFFF at 5.60:1 contrast (WCAG AA passes).

Color values

HEX	#B83C3C
RGB	rgb(184, 60, 60)
HSL	hsl(0, 51%, 48%)
HSV	hsv(0, 67%, 72%)
CMYK	cmyk(0%, 67.4%, 67.4%, 27.8%)
CIE-LAB	lab(43.87, 49.85, 28.16)
CIE-LCH	lch(43.87, 57.25, 29.46°)
OKLab	oklab(53.54% 0.146 0.066)
OKLCH	oklch(53.54% 0.16 24.3)
XYZ	xyz(22.2009, 13.7515, 5.7594)
Luminance	0.1375 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B83C3C #3CB8B8

analogous

#B83C7A #B83C3C #B87A3C

triadic

#B83C3C #3CB83C #3C3CB8

tetradic

#B83C3C #7AB83C #3CB8B8 #7A3CB8

square

#B83C3C #7AB83C #3CB8B8 #7A3CB8

split-complementary

#B83C3C #3CB87A #3C7AB8

monochromatic

#5C1E1E #8A2D2D #B83C3C #CD6565 #DC9393

Accessibility & contrast

On white

5.60

#B83C3C on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.75

#B83C3C on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B83C3C

5.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B83C3C	#FFFFFF	#000000	##FFFFFF
##B83C3C	1.00	5.60	3.75	5.60
#FFFFFF	5.60	1.00	21.00	1.00
#000000	3.75	21.00	1.00	21.00
##FFFFFF	5.60	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5E573B

Deuteranopia (green-blind)

#7D7238

Tritanopia (blue-blind)

#CA1B3D

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #b83c3c;
/* rgb */ color: rgb(184, 60, 60);
/* oklch */ color: oklch(53.5% 0.160 24.3);

Tailwind

colors: {
  custom: {
    50: '#d57972',
    500: '#b83c3c',
    950: '#000000',
  },
}

SCSS

$custom: #b83c3c;
$custom-light: #d57972;
$custom-dark: #000000;

JSON

{
  "hex": "#b83c3c",
  "rgb": {
    "r": 184,
    "g": 60,
    "b": 60
  },
  "hsl": {
    "h": 0,
    "s": 50.82,
    "l": 47.843
  },
  "oklch": {
    "l": 0.53536,
    "c": 0.16018,
    "h": 24.3
  },
  "luminance": 0.13748
}

Semantic roles & 50–950 ramp

primary

#B83C3C

secondary

#89C7C7

accent

#DADA4D

background

#FEF7F6

surface

#FCEEEC

border

#D5C9C7

text

#160907

muted

#847B7A

Preview Lab

Preview with #B83C3C

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

Preview Lab → · Contrast checker → · Palette generator →