#BB3829#BB3829

#BB3829 is a mid, vivid red. Relative luminance 0.136; OKLCH L 53.3% C 0.170 H 30.1°. Best body text is #FFFFFF at 5.66:1 contrast (WCAG AA passes).

Color values

HEX	#BB3829
RGB	rgb(187, 56, 41)
HSL	hsl(6, 64%, 45%)
HSV	hsv(6, 78%, 73%)
CMYK	cmyk(0%, 70.1%, 78.1%, 26.7%)
CIE-LAB	lab(43.59, 51.58, 38.91)
CIE-LCH	lch(43.59, 64.61, 37.03°)
OKLab	oklab(53.35% 0.1471 0.0853)
OKLCH	oklch(53.35% 0.17 30.1)
XYZ	xyz(22.3105, 13.5566, 3.5393)
Luminance	0.1355 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#BB3829 #29ACBB

analogous

#BB2963 #BB3829 #BB8129

triadic

#BB3829 #29BB38 #3829BB

tetradic

#BB3829 #63BB29 #29ACBB #8129BB

square

#BB3829 #63BB29 #29ACBB #8129BB

split-complementary

#BB3829 #29BB81 #2963BB

monochromatic

#571A13 #89291E #BB3829 #D7584A #E2877C

Accessibility & contrast

On white

5.66

#BB3829 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.71

#BB3829 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #BB3829

5.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##BB3829	#FFFFFF	#000000	##FFFFFF
##BB3829	1.00	5.66	3.71	5.66
#FFFFFF	5.66	1.00	21.00	1.00
#000000	3.71	21.00	1.00	21.00
##FFFFFF	5.66	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5E5526

Deuteranopia (green-blind)

#7F7224

Tritanopia (blue-blind)

#CE0436

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #bb3829;
/* rgb */ color: rgb(187, 56, 41);
/* oklch */ color: oklch(53.3% 0.170 30.1);

Tailwind

colors: {
  custom: {
    50: '#d87764',
    500: '#bb3829',
    950: '#000000',
  },
}

SCSS

$custom: #bb3829;
$custom-light: #d87764;
$custom-dark: #000000;

JSON

{
  "hex": "#bb3829",
  "rgb": {
    "r": 187,
    "g": 56,
    "b": 41
  },
  "hsl": {
    "h": 6.164,
    "s": 64.035,
    "l": 44.706
  },
  "oklch": {
    "l": 0.53347,
    "c": 0.17008,
    "h": 30.1
  },
  "luminance": 0.13553
}

Semantic roles & 50–950 ramp

primary

#BB3829

secondary

#75C2CB

accent

#D6E741

background

#FEF7F6

surface

#FDEEEB

border

#D5C9C6

text

#160905

muted

#847B7A

Preview Lab

Preview with #BB3829

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

Preview Lab → · Contrast checker → · Palette generator →