#B83027#B83027

#B83027 is a mid, vivid red. Relative luminance 0.125; OKLCH L 52.0% C 0.174 H 28.5°. Best body text is #FFFFFF at 6.02:1 contrast (WCAG AA passes).

Color values

HEX	#B83027
RGB	rgb(184, 48, 39)
HSL	hsl(4, 65%, 44%)
HSV	hsv(4, 79%, 72%)
CMYK	cmyk(0%, 73.9%, 78.8%, 27.8%)
CIE-LAB	lab(41.93, 53.50, 38.11)
CIE-LCH	lch(41.93, 65.69, 35.46°)
OKLab	oklab(52% 0.1531 0.0832)
OKLCH	oklch(52% 0.174 28.5)
XYZ	xyz(21.1928, 12.4540, 3.2070)
Luminance	0.1245 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B83027 #27AFB8

analogous

#B82766 #B83027 #B87827

triadic

#B83027 #27B830 #3027B8

tetradic

#B83027 #66B827 #27AFB8 #7827B8

square

#B83027 #66B827 #27AFB8 #7827B8

split-complementary

#B83027 #27B878 #2766B8

monochromatic

#531612 #86231C #B83027 #D84E45 #E27E77

Accessibility & contrast

On white

6.02

#B83027 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.49

#B83027 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B83027

6.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B83027	#FFFFFF	#000000	##FFFFFF
##B83027	1.00	6.02	3.49	6.02
#FFFFFF	6.02	1.00	21.00	1.00
#000000	3.49	21.00	1.00	21.00
##FFFFFF	6.02	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#595024

Deuteranopia (green-blind)

#7B6E21

Tritanopia (blue-blind)

#CB002F

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #b83027;
/* rgb */ color: rgb(184, 48, 39);
/* oklch */ color: oklch(52.0% 0.174 28.5);

Tailwind

colors: {
  custom: {
    50: '#d67362',
    500: '#b83027',
    950: '#000000',
  },
}

SCSS

$custom: #b83027;
$custom-light: #d67362;
$custom-dark: #000000;

JSON

{
  "hex": "#b83027",
  "rgb": {
    "r": 184,
    "g": 48,
    "b": 39
  },
  "hsl": {
    "h": 3.724,
    "s": 65.022,
    "l": 43.725
  },
  "oklch": {
    "l": 0.51996,
    "c": 0.17424,
    "h": 28.5
  },
  "luminance": 0.12451
}

Semantic roles & 50–950 ramp

primary

#B83027

secondary

#71C4CA

accent

#DEE840

background

#FEF7F5

surface

#FDEDEA

border

#D5C8C6

text

#160905

muted

#847B79

Preview Lab

Preview with #B83027

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

Preview Lab → · Contrast checker → · Palette generator →