#B83A3F#B83A3F

#B83A3F is a mid, vivid red. Relative luminance 0.136; OKLCH L 53.4% C 0.162 H 22.4°. Best body text is #FFFFFF at 5.65:1 contrast (WCAG AA passes).

Color values

HEX	#B83A3F
RGB	rgb(184, 58, 63)
HSL	hsl(358, 52%, 47%)
HSV	hsv(358, 68%, 72%)
CMYK	cmyk(0%, 68.5%, 65.8%, 27.8%)
CIE-LAB	lab(43.62, 50.84, 26.04)
CIE-LCH	lch(43.62, 57.12, 27.12°)
OKLab	oklab(53.36% 0.1497 0.0616)
OKLCH	oklch(53.36% 0.162 22.4)
XYZ	xyz(22.1797, 13.5785, 6.1547)
Luminance	0.1358 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B83A3F #3AB8B3

analogous

#B83A7E #B83A3F #B8743A

triadic

#B83A3F #3FB83A #3A3FB8

tetradic

#B83A3F #7EB83A #3AB8B3 #743AB8

square

#B83A3F #7EB83A #3AB8B3 #743AB8

split-complementary

#B83A3F #3AB874 #3A7EB8

monochromatic

#5B1D1F #892B2F #B83A3F #CD6266 #DC9093

Accessibility & contrast

On white

5.65

#B83A3F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.72

#B83A3F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B83A3F

5.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B83A3F	#FFFFFF	#000000	##FFFFFF
##B83A3F	1.00	5.65	3.72	5.65
#FFFFFF	5.65	1.00	21.00	1.00
#000000	3.72	21.00	1.00	21.00
##FFFFFF	5.65	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5C563E

Deuteranopia (green-blind)

#7C713B

Tritanopia (blue-blind)

#CA183D

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #b83a3f;
/* rgb */ color: rgb(184, 58, 63);
/* oklch */ color: oklch(53.4% 0.162 22.4);

Tailwind

colors: {
  custom: {
    50: '#d47874',
    500: '#b83a3f',
    950: '#000000',
  },
}

SCSS

$custom: #b83a3f;
$custom-light: #d47874;
$custom-dark: #000000;

JSON

{
  "hex": "#b83a3f",
  "rgb": {
    "r": 184,
    "g": 58,
    "b": 63
  },
  "hsl": {
    "h": 357.619,
    "s": 52.066,
    "l": 47.451
  },
  "oklch": {
    "l": 0.53363,
    "c": 0.1619,
    "h": 22.4
  },
  "luminance": 0.13575
}

Semantic roles & 50–950 ramp

primary

#B83A3F

secondary

#87C7C4

accent

#DCD64C

background

#FEF7F7

surface

#FCEEED

border

#D5C9C8

text

#160908

muted

#847B7B

Preview Lab

Preview with #B83A3F

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

Preview Lab → · Contrast checker → · Palette generator →