#BB2D2B#BB2D2B

#BB2D2B is a mid, vivid red. Relative luminance 0.126; OKLCH L 52.3% C 0.179 H 26.6°. Best body text is #FFFFFF at 5.96:1 contrast (WCAG AA passes).

Color values

HEX	#BB2D2B
RGB	rgb(187, 45, 43)
HSL	hsl(1, 63%, 45%)
HSV	hsv(1, 77%, 73%)
CMYK	cmyk(0%, 75.9%, 77%, 26.7%)
CIE-LAB	lab(42.18, 55.60, 36.31)
CIE-LCH	lch(42.18, 66.40, 33.15°)
OKLab	oklab(52.3% 0.1602 0.0802)
OKLCH	oklch(52.3% 0.179 26.6)
XYZ	xyz(21.8705, 12.6194, 3.5692)
Luminance	0.1262 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#BB2D2B #2BB9BB

analogous

#BB2B71 #BB2D2B #BB752B

triadic

#BB2D2B #2BBB2D #2D2BBB

tetradic

#BB2D2B #71BB2B #2BB9BB #752BBB

square

#BB2D2B #71BB2B #2BB9BB #752BBB

split-complementary

#BB2D2B #2BBB75 #2B71BB

monochromatic

#571514 #892120 #BB2D2B #D64F4D #E2807F

Accessibility & contrast

On white

5.96

#BB2D2B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.52

#BB2D2B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #BB2D2B

5.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##BB2D2B	#FFFFFF	#000000	##FFFFFF
##BB2D2B	1.00	5.96	3.52	5.96
#FFFFFF	5.96	1.00	21.00	1.00
#000000	3.52	21.00	1.00	21.00
##FFFFFF	5.96	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#585029

Deuteranopia (green-blind)

#7B6F25

Tritanopia (blue-blind)

#CE002E

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #bb2d2b;
/* rgb */ color: rgb(187, 45, 43);
/* oklch */ color: oklch(52.3% 0.179 26.6);

Tailwind

colors: {
  custom: {
    50: '#d97265',
    500: '#bb2d2b',
    950: '#000000',
  },
}

SCSS

$custom: #bb2d2b;
$custom-light: #d97265;
$custom-dark: #000000;

JSON

{
  "hex": "#bb2d2b",
  "rgb": {
    "r": 187,
    "g": 45,
    "b": 43
  },
  "hsl": {
    "h": 0.833,
    "s": 62.609,
    "l": 45.098
  },
  "oklch": {
    "l": 0.52304,
    "c": 0.17913,
    "h": 26.6
  },
  "luminance": 0.12616
}

Semantic roles & 50–950 ramp

primary

#BB2D2B

secondary

#78C9CA

accent

#E3E642

background

#FEF7F6

surface

#FDEDEB

border

#D5C8C6

text

#160905

muted

#847B7A

Preview Lab

Preview with #BB2D2B

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

Preview Lab → · Contrast checker → · Palette generator →