#BB321A#BB321A

#BB321A is a mid, vivid red. Relative luminance 0.129; OKLCH L 52.6% C 0.177 H 32.3°. Best body text is #FFFFFF at 5.86:1 contrast (WCAG AA passes).

Color values

HEX	#BB321A
RGB	rgb(187, 50, 26)
HSL	hsl(9, 76%, 42%)
HSV	hsv(9, 86%, 73%)
CMYK	cmyk(0%, 73.3%, 86.1%, 26.7%)
CIE-LAB	lab(42.65, 53.38, 45.65)
CIE-LCH	lch(42.65, 70.23, 40.54°)
OKLab	oklab(52.6% 0.15 0.0948)
OKLCH	oklch(52.6% 0.177 32.3)
XYZ	xyz(21.8232, 12.9240, 2.3226)
Luminance	0.1292 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#BB321A #1AA3BB

analogous

#BB1A53 #BB321A #BB831A

triadic

#BB321A #1ABB32 #321ABB

tetradic

#BB321A #53BB1A #1AA3BB #831ABB

square

#BB321A #53BB1A #1AA3BB #831ABB

split-complementary

#BB321A #1ABB83 #1A53BB

monochromatic

#50150B #852413 #BB321A #E24B30 #EA7966

Accessibility & contrast

On white

5.86

#BB321A on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.58

#BB321A on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #BB321A

5.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##BB321A	#FFFFFF	#000000	##FFFFFF
##BB321A	1.00	5.86	3.58	5.86
#FFFFFF	5.86	1.00	21.00	1.00
#000000	3.58	21.00	1.00	21.00
##FFFFFF	5.86	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5C5115

Deuteranopia (green-blind)

#7E7011

Tritanopia (blue-blind)

#CE002E

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #bb321a;
/* rgb */ color: rgb(187, 50, 26);
/* oklch */ color: oklch(52.6% 0.177 32.3);

Tailwind

colors: {
  custom: {
    50: '#d9745a',
    500: '#bb321a',
    950: '#000000',
  },
}

SCSS

$custom: #bb321a;
$custom-light: #d9745a;
$custom-dark: #000000;

JSON

{
  "hex": "#bb321a",
  "rgb": {
    "r": 187,
    "g": 50,
    "b": 26
  },
  "hsl": {
    "h": 8.944,
    "s": 75.587,
    "l": 41.765
  },
  "oklch": {
    "l": 0.52602,
    "c": 0.17748,
    "h": 32.3
  },
  "luminance": 0.12921
}

Semantic roles & 50–950 ramp

primary

#BB321A

secondary

#62BFCF

accent

#D6F236

background

#FEF7F5

surface

#FDEDE9

border

#D5C8C5

text

#170904

muted

#857B79

Preview Lab

Preview with #BB321A

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

Preview Lab → · Contrast checker → · Palette generator →