#BB3F1A#BB3F1A

#BB3F1A is a mid, vivid red. Relative luminance 0.142; OKLCH L 54.0% C 0.167 H 36.3°. Best body text is #FFFFFF at 5.47:1 contrast (WCAG AA passes).

Color values

HEX	#BB3F1A
RGB	rgb(187, 63, 26)
HSL	hsl(14, 76%, 42%)
HSV	hsv(14, 86%, 73%)
CMYK	cmyk(0%, 66.3%, 86.1%, 26.7%)
CIE-LAB	lab(44.52, 48.28, 47.23)
CIE-LCH	lch(44.52, 67.54, 44.37°)
OKLab	oklab(54% 0.1343 0.0985)
OKLCH	oklch(54% 0.167 36.3)
XYZ	xyz(22.4601, 14.1977, 2.5349)
Luminance	0.1419 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#BB3F1A #1A96BB

analogous

#BB1A45 #BB3F1A #BB901A

triadic

#BB3F1A #1ABB3F #3F1ABB

tetradic

#BB3F1A #45BB1A #1A96BB #901ABB

square

#BB3F1A #45BB1A #1A96BB #901ABB

split-complementary

#BB3F1A #1ABB90 #1A45BB

monochromatic

#501B0B #852D13 #BB3F1A #E25930 #EA8466

Accessibility & contrast

On white

5.47

#BB3F1A on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.84

#BB3F1A on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #BB3F1A

5.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##BB3F1A	#FFFFFF	#000000	##FFFFFF
##BB3F1A	1.00	5.47	3.84	5.47
#FFFFFF	5.47	1.00	21.00	1.00
#000000	3.84	21.00	1.00	21.00
##FFFFFF	5.47	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#635813

Deuteranopia (green-blind)

#827412

Tritanopia (blue-blind)

#CE1738

Achromatopsia (no color)

#696969

Design tokens & code

CSS

--color: #bb3f1a;
/* rgb */ color: rgb(187, 63, 26);
/* oklch */ color: oklch(54.0% 0.167 36.3);

Tailwind

colors: {
  custom: {
    50: '#d97a5b',
    500: '#bb3f1a',
    950: '#000000',
  },
}

SCSS

$custom: #bb3f1a;
$custom-light: #d97a5b;
$custom-dark: #000000;

JSON

{
  "hex": "#bb3f1a",
  "rgb": {
    "r": 187,
    "g": 63,
    "b": 26
  },
  "hsl": {
    "h": 13.789,
    "s": 75.587,
    "l": 41.765
  },
  "oklch": {
    "l": 0.54002,
    "c": 0.16653,
    "h": 36.3
  },
  "luminance": 0.14194
}

Semantic roles & 50–950 ramp

primary

#BB3F1A

secondary

#62B6CF

accent

#C7F236

background

#FEF7F5

surface

#FDEEE9

border

#D5C9C5

text

#170A04

muted

#857C79

Preview Lab

Preview with #BB3F1A

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

Preview Lab → · Contrast checker → · Palette generator →