#BB2223#BB2223

#BB2223 is a mid, vivid red. Relative luminance 0.118; OKLCH L 51.4% C 0.188 H 26.8°. Best body text is #FFFFFF at 6.24:1 contrast (WCAG AA passes).

Color values

HEX	#BB2223
RGB	rgb(187, 34, 35)
HSL	hsl(360, 69%, 43%)
HSV	hsv(360, 82%, 73%)
CMYK	cmyk(0%, 81.8%, 81.3%, 26.7%)
CIE-LAB	lab(40.95, 58.57, 39.52)
CIE-LCH	lch(40.95, 70.65, 34.01°)
OKLab	oklab(51.36% 0.1679 0.0847)
OKLCH	oklch(51.36% 0.188 26.8)
XYZ	xyz(21.3716, 11.8337, 2.7486)
Luminance	0.1183 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#BB2223 #22BBBA

analogous

#BB226F #BB2223 #BB6D22

triadic

#BB2223 #23BB22 #2223BB

tetradic

#BB2223 #6FBB22 #22BBBA #6D22BB

square

#BB2223 #6FBB22 #22BBBA #6D22BB

split-complementary

#BB2223 #22BB6D #226FBB

monochromatic

#530F10 #871919 #BB2223 #DC3E3F #E57273

Accessibility & contrast

On white

6.24

#BB2223 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.37

#BB2223 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #BB2223

6.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##BB2223	#FFFFFF	#000000	##FFFFFF
##BB2223	1.00	6.24	3.37	6.24
#FFFFFF	6.24	1.00	21.00	1.00
#000000	3.37	21.00	1.00	21.00
##FFFFFF	6.24	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#544B21

Deuteranopia (green-blind)

#796C1B

Tritanopia (blue-blind)

#CE0025

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #bb2223;
/* rgb */ color: rgb(187, 34, 35);
/* oklch */ color: oklch(51.4% 0.188 26.8);

Tailwind

colors: {
  custom: {
    50: '#d96d5f',
    500: '#bb2223',
    950: '#000000',
  },
}

SCSS

$custom: #bb2223;
$custom-light: #d96d5f;
$custom-dark: #000000;

JSON

{
  "hex": "#bb2223",
  "rgb": {
    "r": 187,
    "g": 34,
    "b": 35
  },
  "hsl": {
    "h": 359.608,
    "s": 69.231,
    "l": 43.333
  },
  "oklch": {
    "l": 0.51361,
    "c": 0.18801,
    "h": 26.8
  },
  "luminance": 0.1183
}

Semantic roles & 50–950 ramp

primary

#BB2223

secondary

#6DCCCC

accent

#ECEB3C

background

#FEF7F5

surface

#FDEDE9

border

#D5C8C5

text

#170804

muted

#857B79

Preview Lab

Preview with #BB2223

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

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