#B83F2B#B83F2B

#B83F2B is a mid, vivid red. Relative luminance 0.139; OKLCH L 53.7% C 0.160 H 31.9°. Best body text is #FFFFFF at 5.55:1 contrast (WCAG AA passes).

Color values

HEX	#B83F2B
RGB	rgb(184, 63, 43)
HSL	hsl(9, 62%, 45%)
HSV	hsv(9, 77%, 72%)
CMYK	cmyk(0%, 65.8%, 76.6%, 27.8%)
CIE-LAB	lab(44.12, 47.77, 38.22)
CIE-LCH	lch(44.12, 61.17, 38.66°)
OKLab	oklab(53.65% 0.136 0.0846)
OKLCH	oklch(53.65% 0.16 31.9)
XYZ	xyz(21.9831, 13.9230, 3.8149)
Luminance	0.1392 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B83F2B #2BA4B8

analogous

#B82B5D #B83F2B #B8862B

triadic

#B83F2B #2BB83F #3F2BB8

tetradic

#B83F2B #5DB82B #2BA4B8 #862BB8

square

#B83F2B #5DB82B #2BA4B8 #862BB8

split-complementary

#B83F2B #2BB886 #2B5DB8

monochromatic

#551D14 #862E1F #B83F2B #D55F4B #E18B7D

Accessibility & contrast

On white

5.55

#B83F2B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.78

#B83F2B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B83F2B

5.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B83F2B	#FFFFFF	#000000	##FFFFFF
##B83F2B	1.00	5.55	3.78	5.55
#FFFFFF	5.55	1.00	21.00	1.00
#000000	3.78	21.00	1.00	21.00
##FFFFFF	5.55	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#615728

Deuteranopia (green-blind)

#7F7227

Tritanopia (blue-blind)

#CA1D3B

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #b83f2b;
/* rgb */ color: rgb(184, 63, 43);
/* oklch */ color: oklch(53.7% 0.160 31.9);

Tailwind

colors: {
  custom: {
    50: '#d57a66',
    500: '#b83f2b',
    950: '#000000',
  },
}

SCSS

$custom: #b83f2b;
$custom-light: #d57a66;
$custom-dark: #000000;

JSON

{
  "hex": "#b83f2b",
  "rgb": {
    "r": 184,
    "g": 63,
    "b": 43
  },
  "hsl": {
    "h": 8.511,
    "s": 62.115,
    "l": 44.51
  },
  "oklch": {
    "l": 0.53652,
    "c": 0.16013,
    "h": 31.9
  },
  "luminance": 0.1392
}

Semantic roles & 50–950 ramp

primary

#B83F2B

secondary

#76BDC9

accent

#CEE543

background

#FEF7F6

surface

#FCEEEB

border

#D5C9C6

text

#160A06

muted

#847C7A

Preview Lab

Preview with #B83F2B

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

Preview Lab → · Contrast checker → · Palette generator →