#BB3C1A#BB3C1A

#BB3C1A is a mid, vivid red. Relative luminance 0.139; OKLCH L 53.7% C 0.169 H 35.2°. Best body text is #FFFFFF at 5.56:1 contrast (WCAG AA passes).

Color values

HEX	#BB3C1A
RGB	rgb(187, 60, 26)
HSL	hsl(13, 76%, 42%)
HSV	hsv(13, 86%, 73%)
CMYK	cmyk(0%, 67.9%, 86.1%, 26.7%)
CIE-LAB	lab(44.05, 49.53, 46.84)
CIE-LCH	lch(44.05, 68.17, 43.40°)
OKLab	oklab(53.65% 0.1381 0.0976)
OKLCH	oklch(53.65% 0.169 35.2)
XYZ	xyz(22.2985, 13.8745, 2.4810)
Luminance	0.1387 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#BB3C1A #1A99BB

analogous

#BB1A48 #BB3C1A #BB8D1A

triadic

#BB3C1A #1ABB3C #3C1ABB

tetradic

#BB3C1A #48BB1A #1A99BB #8D1ABB

square

#BB3C1A #48BB1A #1A99BB #8D1ABB

split-complementary

#BB3C1A #1ABB8D #1A48BB

monochromatic

#501A0B #852B13 #BB3C1A #E25630 #EA8266

Accessibility & contrast

On white

5.56

#BB3C1A on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.77

#BB3C1A on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #BB3C1A

5.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##BB3C1A	#FFFFFF	#000000	##FFFFFF
##BB3C1A	1.00	5.56	3.77	5.56
#FFFFFF	5.56	1.00	21.00	1.00
#000000	3.77	21.00	1.00	21.00
##FFFFFF	5.56	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#625614

Deuteranopia (green-blind)

#817312

Tritanopia (blue-blind)

#CE0F36

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #bb3c1a;
/* rgb */ color: rgb(187, 60, 26);
/* oklch */ color: oklch(53.7% 0.169 35.2);

Tailwind

colors: {
  custom: {
    50: '#d9795b',
    500: '#bb3c1a',
    950: '#000000',
  },
}

SCSS

$custom: #bb3c1a;
$custom-light: #d9795b;
$custom-dark: #000000;

JSON

{
  "hex": "#bb3c1a",
  "rgb": {
    "r": 187,
    "g": 60,
    "b": 26
  },
  "hsl": {
    "h": 12.671,
    "s": 75.587,
    "l": 41.765
  },
  "oklch": {
    "l": 0.53654,
    "c": 0.16913,
    "h": 35.2
  },
  "luminance": 0.13871
}

Semantic roles & 50–950 ramp

primary

#BB3C1A

secondary

#62B8CF

accent

#CAF236

background

#FEF7F5

surface

#FDEEE9

border

#D5C9C5

text

#170904

muted

#857B79

Preview Lab

Preview with #BB3C1A

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

Preview Lab → · Contrast checker → · Palette generator →