#BB3722#BB3722

#BB3722 is a mid, vivid red. Relative luminance 0.134; OKLCH L 53.2% C 0.172 H 31.8°. Best body text is #FFFFFF at 5.70:1 contrast (WCAG AA passes).

Color values

HEX	#BB3722
RGB	rgb(187, 55, 34)
HSL	hsl(8, 69%, 43%)
HSV	hsv(8, 82%, 73%)
CMYK	cmyk(0%, 70.6%, 81.8%, 26.7%)
CIE-LAB	lab(43.38, 51.73, 42.41)
CIE-LCH	lch(43.38, 66.89, 39.34°)
OKLab	oklab(53.17% 0.1463 0.0907)
OKLCH	oklch(53.17% 0.172 31.8)
XYZ	xyz(22.1510, 13.4161, 2.9363)
Luminance	0.1341 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#BB3722 #22A6BB

analogous

#BB2259 #BB3722 #BB8322

triadic

#BB3722 #22BB37 #3722BB

tetradic

#BB3722 #59BB22 #22A6BB #8322BB

square

#BB3722 #59BB22 #22A6BB #8322BB

split-complementary

#BB3722 #22BB83 #2259BB

monochromatic

#53190F #872819 #BB3722 #DC543E #E58272

Accessibility & contrast

On white

5.70

#BB3722 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.68

#BB3722 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #BB3722

5.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##BB3722	#FFFFFF	#000000	##FFFFFF
##BB3722	1.00	5.70	3.68	5.70
#FFFFFF	5.70	1.00	21.00	1.00
#000000	3.68	21.00	1.00	21.00
##FFFFFF	5.70	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5E541E

Deuteranopia (green-blind)

#7F711B

Tritanopia (blue-blind)

#CE0033

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #bb3722;
/* rgb */ color: rgb(187, 55, 34);
/* oklch */ color: oklch(53.2% 0.172 31.8);

Tailwind

colors: {
  custom: {
    50: '#d9765f',
    500: '#bb3722',
    950: '#000000',
  },
}

SCSS

$custom: #bb3722;
$custom-light: #d9765f;
$custom-dark: #000000;

JSON

{
  "hex": "#bb3722",
  "rgb": {
    "r": 187,
    "g": 55,
    "b": 34
  },
  "hsl": {
    "h": 8.235,
    "s": 69.231,
    "l": 43.333
  },
  "oklch": {
    "l": 0.53171,
    "c": 0.17212,
    "h": 31.8
  },
  "luminance": 0.13413
}

Semantic roles & 50–950 ramp

primary

#BB3722

secondary

#6DBFCC

accent

#D4EC3C

background

#FEF7F5

surface

#FDEDE9

border

#D5C8C5

text

#170905

muted

#857B79

Preview Lab

Preview with #BB3722

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

Preview Lab → · Contrast checker → · Palette generator →