#B83B3C#B83B3C

#B83B3C is a mid, vivid red. Relative luminance 0.136; OKLCH L 53.4% C 0.161 H 24.0°. Best body text is #FFFFFF at 5.63:1 contrast (WCAG AA passes).

Color values

HEX	#B83B3C
RGB	rgb(184, 59, 60)
HSL	hsl(360, 51%, 48%)
HSV	hsv(360, 68%, 72%)
CMYK	cmyk(0%, 67.9%, 67.4%, 27.8%)
CIE-LAB	lab(43.72, 50.26, 27.97)
CIE-LCH	lch(43.72, 57.52, 29.10°)
OKLab	oklab(53.42% 0.1473 0.0655)
OKLCH	oklch(53.42% 0.161 24)
XYZ	xyz(22.1491, 13.6477, 5.7421)
Luminance	0.1364 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B83B3C #3BB8B7

analogous

#B83B7A #B83B3C #B8783B

triadic

#B83B3C #3CB83B #3B3CB8

tetradic

#B83B3C #7AB83B #3BB8B7 #783BB8

square

#B83B3C #7AB83B #3BB8B7 #783BB8

split-complementary

#B83B3C #3BB878 #3B7AB8

monochromatic

#5B1D1E #8A2C2D #B83B3C #CD6364 #DC9292

Accessibility & contrast

On white

5.63

#B83B3C on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.73

#B83B3C on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B83B3C

5.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B83B3C	#FFFFFF	#000000	##FFFFFF
##B83B3C	1.00	5.63	3.73	5.63
#FFFFFF	5.63	1.00	21.00	1.00
#000000	3.73	21.00	1.00	21.00
##FFFFFF	5.63	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5D563B

Deuteranopia (green-blind)

#7D7138

Tritanopia (blue-blind)

#CA193D

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #b83b3c;
/* rgb */ color: rgb(184, 59, 60);
/* oklch */ color: oklch(53.4% 0.161 24.0);

Tailwind

colors: {
  custom: {
    50: '#d57872',
    500: '#b83b3c',
    950: '#000000',
  },
}

SCSS

$custom: #b83b3c;
$custom-light: #d57872;
$custom-dark: #000000;

JSON

{
  "hex": "#b83b3c",
  "rgb": {
    "r": 184,
    "g": 59,
    "b": 60
  },
  "hsl": {
    "h": 359.52,
    "s": 51.44,
    "l": 47.647
  },
  "oklch": {
    "l": 0.53423,
    "c": 0.1612,
    "h": 24
  },
  "luminance": 0.13645
}

Semantic roles & 50–950 ramp

primary

#B83B3C

secondary

#88C7C6

accent

#DBDA4D

background

#FEF7F6

surface

#FCEEEC

border

#D5C9C7

text

#160907

muted

#847B7A

Preview Lab

Preview with #B83B3C

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

Preview Lab → · Contrast checker → · Palette generator →