#B83D31#B83D31

#B83D31 is a mid, vivid red. Relative luminance 0.138; OKLCH L 53.5% C 0.161 H 29.1°. Best body text is #FFFFFF at 5.60:1 contrast (WCAG AA passes).

Color values

HEX	#B83D31
RGB	rgb(184, 61, 49)
HSL	hsl(5, 58%, 46%)
HSV	hsv(5, 73%, 72%)
CMYK	cmyk(0%, 66.8%, 73.4%, 27.8%)
CIE-LAB	lab(43.88, 48.87, 34.59)
CIE-LCH	lch(43.88, 59.88, 35.29°)
OKLab	oklab(53.49% 0.1406 0.0782)
OKLCH	oklch(53.49% 0.161 29.1)
XYZ	xyz(21.9927, 13.7528, 4.4016)
Luminance	0.1375 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B83D31 #31ACB8

analogous

#B83169 #B83D31 #B88031

triadic

#B83D31 #31B83D #3D31B8

tetradic

#B83D31 #69B831 #31ACB8 #8031B8

square

#B83D31 #69B831 #31ACB8 #8031B8

split-complementary

#B83D31 #31B880 #3169B8

monochromatic

#571D17 #882D24 #B83D31 #D26055 #DE8D85

Accessibility & contrast

On white

5.60

#B83D31 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.75

#B83D31 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B83D31

5.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B83D31	#FFFFFF	#000000	##FFFFFF
##B83D31	1.00	5.60	3.75	5.60
#FFFFFF	5.60	1.00	21.00	1.00
#000000	3.75	21.00	1.00	21.00
##FFFFFF	5.60	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#60572F

Deuteranopia (green-blind)

#7E722D

Tritanopia (blue-blind)

#CA1A3B

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #b83d31;
/* rgb */ color: rgb(184, 61, 49);
/* oklch */ color: oklch(53.5% 0.161 29.1);

Tailwind

colors: {
  custom: {
    50: '#d5796a',
    500: '#b83d31',
    950: '#000000',
  },
}

SCSS

$custom: #b83d31;
$custom-light: #d5796a;
$custom-dark: #000000;

JSON

{
  "hex": "#b83d31",
  "rgb": {
    "r": 184,
    "g": 61,
    "b": 49
  },
  "hsl": {
    "h": 5.333,
    "s": 57.94,
    "l": 45.686
  },
  "oklch": {
    "l": 0.53489,
    "c": 0.16089,
    "h": 29.1
  },
  "luminance": 0.1375
}

Semantic roles & 50–950 ramp

primary

#B83D31

secondary

#7DC1C8

accent

#D3E147

background

#FEF7F6

surface

#FCEEEB

border

#D5C9C6

text

#160906

muted

#847B7A

Preview Lab

Preview with #B83D31

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

Preview Lab → · Contrast checker → · Palette generator →