#B83A2C#B83A2C

#B83A2C is a mid, vivid red. Relative luminance 0.134; OKLCH L 53.1% C 0.165 H 29.8°. Best body text is #FFFFFF at 5.71:1 contrast (WCAG AA passes).

Color values

HEX	#B83A2C
RGB	rgb(184, 58, 44)
HSL	hsl(6, 61%, 45%)
HSV	hsv(6, 76%, 72%)
CMYK	cmyk(0%, 68.5%, 76.1%, 27.8%)
CIE-LAB	lab(43.36, 49.90, 36.85)
CIE-LCH	lch(43.36, 62.03, 36.45°)
OKLab	oklab(53.09% 0.1428 0.0819)
OKLCH	oklch(53.09% 0.165 29.8)
XYZ	xyz(21.7373, 13.4015, 3.8245)
Luminance	0.1340 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B83A2C #2CAAB8

analogous

#B82C64 #B83A2C #B8802C

triadic

#B83A2C #2CB83A #3A2CB8

tetradic

#B83A2C #64B82C #2CAAB8 #802CB8

square

#B83A2C #64B82C #2CAAB8 #802CB8

split-complementary

#B83A2C #2CB880 #2C64B8

monochromatic

#551B14 #872A20 #B83A2C #D45A4D #E0887E

Accessibility & contrast

On white

5.71

#B83A2C on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.68

#B83A2C on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B83A2C

5.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B83A2C	#FFFFFF	#000000	##FFFFFF
##B83A2C	1.00	5.71	3.68	5.71
#FFFFFF	5.71	1.00	21.00	1.00
#000000	3.68	21.00	1.00	21.00
##FFFFFF	5.71	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5E5529

Deuteranopia (green-blind)

#7D7127

Tritanopia (blue-blind)

#CB1138

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #b83a2c;
/* rgb */ color: rgb(184, 58, 44);
/* oklch */ color: oklch(53.1% 0.165 29.8);

Tailwind

colors: {
  custom: {
    50: '#d67766',
    500: '#b83a2c',
    950: '#000000',
  },
}

SCSS

$custom: #b83a2c;
$custom-light: #d67766;
$custom-dark: #000000;

JSON

{
  "hex": "#b83a2c",
  "rgb": {
    "r": 184,
    "g": 58,
    "b": 44
  },
  "hsl": {
    "h": 6,
    "s": 61.404,
    "l": 44.706
  },
  "oklch": {
    "l": 0.53085,
    "c": 0.16462,
    "h": 29.8
  },
  "luminance": 0.13398
}

Semantic roles & 50–950 ramp

primary

#B83A2C

secondary

#77C1C9

accent

#D4E543

background

#FEF7F6

surface

#FCEEEB

border

#D5C9C6

text

#160906

muted

#847B7A

Preview Lab

Preview with #B83A2C

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

Preview Lab → · Contrast checker → · Palette generator →