#BB1E1F#BB1E1F

#BB1E1F is a mid, vivid red. Relative luminance 0.116; OKLCH L 51.1% C 0.191 H 27.1°. Best body text is #FFFFFF at 6.33:1 contrast (WCAG AA passes).

Color values

HEX	#BB1E1F
RGB	rgb(187, 30, 31)
HSL	hsl(360, 72%, 43%)
HSV	hsv(360, 84%, 73%)
CMYK	cmyk(0%, 84%, 83.4%, 26.7%)
CIE-LAB	lab(40.57, 59.44, 41.31)
CIE-LCH	lch(40.57, 72.39, 34.80°)
OKLab	oklab(51.06% 0.1699 0.0871)
OKLCH	oklch(51.06% 0.191 27.1)
XYZ	xyz(21.2078, 11.5958, 2.4176)
Luminance	0.1159 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#BB1E1F #1EBBBA

analogous

#BB1E6D #BB1E1F #BB6C1E

triadic

#BB1E1F #1FBB1E #1E1FBB

tetradic

#BB1E1F #6DBB1E #1EBBBA #6C1EBB

square

#BB1E1F #6DBB1E #1EBBBA #6C1EBB

split-complementary

#BB1E1F #1EBB6C #1E6DBB

monochromatic

#520D0E #861616 #BB1E1F #DF3738 #E76C6D

Accessibility & contrast

On white

6.33

#BB1E1F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.32

#BB1E1F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #BB1E1F

6.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##BB1E1F	#FFFFFF	#000000	##FFFFFF
##BB1E1F	1.00	6.33	3.32	6.33
#FFFFFF	6.33	1.00	21.00	1.00
#000000	3.32	21.00	1.00	21.00
##FFFFFF	6.33	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#534A1C

Deuteranopia (green-blind)

#796C16

Tritanopia (blue-blind)

#CE0021

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #bb1e1f;
/* rgb */ color: rgb(187, 30, 31);
/* oklch */ color: oklch(51.1% 0.191 27.1);

Tailwind

colors: {
  custom: {
    50: '#da6c5c',
    500: '#bb1e1f',
    950: '#000000',
  },
}

SCSS

$custom: #bb1e1f;
$custom-light: #da6c5c;
$custom-dark: #000000;

JSON

{
  "hex": "#bb1e1f",
  "rgb": {
    "r": 187,
    "g": 30,
    "b": 31
  },
  "hsl": {
    "h": 359.618,
    "s": 72.35,
    "l": 42.549
  },
  "oklch": {
    "l": 0.51064,
    "c": 0.19088,
    "h": 27.1
  },
  "luminance": 0.11592
}

Semantic roles & 50–950 ramp

primary

#BB1E1F

secondary

#67CDCD

accent

#EFEE39

background

#FEF7F5

surface

#FDEDE9

border

#D5C8C5

text

#170804

muted

#857B79

Preview Lab

Preview with #BB1E1F

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

Preview Lab → · Contrast checker → · Palette generator →