#BB402B#BB402B

#BB402B is a mid, vivid red. Relative luminance 0.144; OKLCH L 54.3% C 0.162 H 32.1°. Best body text is #FFFFFF at 5.41:1 contrast (WCAG AA passes).

Color values

HEX	#BB402B
RGB	rgb(187, 64, 43)
HSL	hsl(9, 63%, 45%)
HSV	hsv(9, 77%, 73%)
CMYK	cmyk(0%, 65.8%, 77%, 26.7%)
CIE-LAB	lab(44.81, 48.38, 39.11)
CIE-LCH	lch(44.81, 62.21, 38.95°)
OKLab	oklab(54.27% 0.1376 0.0863)
OKLCH	oklch(54.27% 0.162 32.1)
XYZ	xyz(22.7655, 14.4093, 3.8676)
Luminance	0.1441 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#BB402B #2BA6BB

analogous

#BB2B5E #BB402B #BB882B

triadic

#BB402B #2BBB40 #402BBB

tetradic

#BB402B #5EBB2B #2BA6BB #882BBB

square

#BB402B #5EBB2B #2BA6BB #882BBB

split-complementary

#BB402B #2BBB88 #2B5EBB

monochromatic

#571E14 #892F20 #BB402B #D6614D #E28D7F

Accessibility & contrast

On white

5.41

#BB402B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.88

#BB402B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #BB402B

5.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##BB402B	#FFFFFF	#000000	##FFFFFF
##BB402B	1.00	5.41	3.88	5.41
#FFFFFF	5.41	1.00	21.00	1.00
#000000	3.88	21.00	1.00	21.00
##FFFFFF	5.41	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#635928

Deuteranopia (green-blind)

#817426

Tritanopia (blue-blind)

#CE1D3C

Achromatopsia (no color)

#6A6A6A

Design tokens & code

CSS

--color: #bb402b;
/* rgb */ color: rgb(187, 64, 43);
/* oklch */ color: oklch(54.3% 0.162 32.1);

Tailwind

colors: {
  custom: {
    50: '#d87b66',
    500: '#bb402b',
    950: '#000000',
  },
}

SCSS

$custom: #bb402b;
$custom-light: #d87b66;
$custom-dark: #000000;

JSON

{
  "hex": "#bb402b",
  "rgb": {
    "r": 187,
    "g": 64,
    "b": 43
  },
  "hsl": {
    "h": 8.75,
    "s": 62.609,
    "l": 45.098
  },
  "oklch": {
    "l": 0.54271,
    "c": 0.16239,
    "h": 32.1
  },
  "luminance": 0.14406
}

Semantic roles & 50–950 ramp

primary

#BB402B

secondary

#78BECA

accent

#CEE642

background

#FEF7F6

surface

#FDEEEB

border

#D5C9C6

text

#160A06

muted

#847C7A

Preview Lab

Preview with #BB402B

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

Preview Lab → · Contrast checker → · Palette generator →