#B83F3A#B83F3A

#B83F3A is a mid, vivid red. Relative luminance 0.141; OKLCH L 53.9% C 0.157 H 26.2°. Best body text is #FFFFFF at 5.51:1 contrast (WCAG AA passes).

Color values

HEX	#B83F3A
RGB	rgb(184, 63, 58)
HSL	hsl(2, 52%, 47%)
HSV	hsv(2, 68%, 72%)
CMYK	cmyk(0%, 65.8%, 68.5%, 27.8%)
CIE-LAB	lab(44.31, 48.48, 29.87)
CIE-LCH	lch(44.31, 56.94, 31.64°)
OKLab	oklab(53.85% 0.1412 0.0695)
OKLCH	oklch(53.85% 0.157 26.2)
XYZ	xyz(22.3107, 14.0540, 5.5400)
Luminance	0.1405 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B83F3A #3AB3B8

analogous

#B83A74 #B83F3A #B87E3A

triadic

#B83F3A #3AB83F #3F3AB8

tetradic

#B83F3A #74B83A #3AB3B8 #7E3AB8

square

#B83F3A #74B83A #3AB3B8 #7E3AB8

split-complementary

#B83F3A #3AB87E #3A74B8

monochromatic

#5B1F1D #892F2B #B83F3A #CD6662 #DC9390

Accessibility & contrast

On white

5.51

#B83F3A on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.81

#B83F3A on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B83F3A

5.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B83F3A	#FFFFFF	#000000	##FFFFFF
##B83F3A	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)

#605839

Deuteranopia (green-blind)

#7E7236

Tritanopia (blue-blind)

#CA213F

Achromatopsia (no color)

#696969

Design tokens & code

CSS

--color: #b83f3a;
/* rgb */ color: rgb(184, 63, 58);
/* oklch */ color: oklch(53.9% 0.157 26.2);

Tailwind

colors: {
  custom: {
    50: '#d57a70',
    500: '#b83f3a',
    950: '#000000',
  },
}

SCSS

$custom: #b83f3a;
$custom-light: #d57a70;
$custom-dark: #000000;

JSON

{
  "hex": "#b83f3a",
  "rgb": {
    "r": 184,
    "g": 63,
    "b": 58
  },
  "hsl": {
    "h": 2.381,
    "s": 52.066,
    "l": 47.451
  },
  "oklch": {
    "l": 0.53853,
    "c": 0.1574,
    "h": 26.2
  },
  "luminance": 0.14051
}

Semantic roles & 50–950 ramp

primary

#B83F3A

secondary

#87C4C7

accent

#D6DC4C

background

#FEF7F6

surface

#FCEEEC

border

#D5C9C7

text

#160A07

muted

#847C7A

Preview Lab

Preview with #B83F3A

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

Preview Lab → · Contrast checker → · Palette generator →