#B83F3C#B83F3C

#B83F3C is a mid, vivid red. Relative luminance 0.141; OKLCH L 53.9% C 0.157 H 25.3°. Best body text is #FFFFFF at 5.51:1 contrast (WCAG AA passes).

Color values

HEX	#B83F3C
RGB	rgb(184, 63, 60)
HSL	hsl(1, 51%, 48%)
HSV	hsv(1, 67%, 72%)
CMYK	cmyk(0%, 65.8%, 67.4%, 27.8%)
CIE-LAB	lab(44.34, 48.59, 28.73)
CIE-LCH	lch(44.34, 56.44, 30.59°)
OKLab	oklab(53.89% 0.142 0.0672)
OKLCH	oklch(53.89% 0.157 25.3)
XYZ	xyz(22.3626, 14.0747, 5.8132)
Luminance	0.1407 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B83F3C #3CB5B8

analogous

#B83C77 #B83F3C #B87D3C

triadic

#B83F3C #3CB83F #3F3CB8

tetradic

#B83F3C #77B83C #3CB5B8 #7D3CB8

square

#B83F3C #77B83C #3CB5B8 #7D3CB8

split-complementary

#B83F3C #3CB87D #3C77B8

monochromatic

#5C1F1E #8A2F2D #B83F3C #CD6765 #DC9493

Accessibility & contrast

On white

5.51

#B83F3C on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.81

#B83F3C on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B83F3C

5.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B83F3C	#FFFFFF	#000000	##FFFFFF
##B83F3C	1.00	5.51	3.81	5.51
#FFFFFF	5.51	1.00	21.00	1.00
#000000	3.81	21.00	1.00	21.00
##FFFFFF	5.51	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#60583B

Deuteranopia (green-blind)

#7E7239

Tritanopia (blue-blind)

#CA213F

Achromatopsia (no color)

#696969

Design tokens & code

CSS

--color: #b83f3c;
/* rgb */ color: rgb(184, 63, 60);
/* oklch */ color: oklch(53.9% 0.157 25.3);

Tailwind

colors: {
  custom: {
    50: '#d47a72',
    500: '#b83f3c',
    950: '#000000',
  },
}

SCSS

$custom: #b83f3c;
$custom-light: #d47a72;
$custom-dark: #000000;

JSON

{
  "hex": "#b83f3c",
  "rgb": {
    "r": 184,
    "g": 63,
    "b": 60
  },
  "hsl": {
    "h": 1.452,
    "s": 50.82,
    "l": 47.843
  },
  "oklch": {
    "l": 0.53885,
    "c": 0.1571,
    "h": 25.3
  },
  "luminance": 0.14072
}

Semantic roles & 50–950 ramp

primary

#B83F3C

secondary

#89C5C7

accent

#D7DA4D

background

#FEF7F6

surface

#FCEEEC

border

#D5C9C7

text

#160A08

muted

#847C7B

Preview Lab

Preview with #B83F3C

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

Preview Lab → · Contrast checker → · Palette generator →