#BB343F#BB343F

#BB343F is a mid, vivid red. Relative luminance 0.134; OKLCH L 53.3% C 0.171 H 20.9°. Best body text is #FFFFFF at 5.71:1 contrast (WCAG AA passes).

Color values

HEX	#BB343F
RGB	rgb(187, 52, 63)
HSL	hsl(355, 56%, 47%)
HSV	hsv(355, 72%, 73%)
CMYK	cmyk(0%, 72.2%, 66.3%, 26.7%)
CIE-LAB	lab(43.33, 54.10, 25.80)
CIE-LCH	lch(43.33, 59.94, 25.49°)
OKLab	oklab(53.25% 0.1597 0.061)
OKLCH	oklch(53.25% 0.171 20.9)
XYZ	xyz(22.6211, 13.3830, 6.0937)
Luminance	0.1338 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#BB343F #34BBB0

analogous

#BB3483 #BB343F #BB6D34

triadic

#BB343F #3FBB34 #343FBB

tetradic

#BB343F #83BB34 #34BBB0 #6D34BB

square

#BB343F #83BB34 #34BBB0 #6D34BB

split-complementary

#BB343F #34BB6D #3483BB

monochromatic

#5B191F #8B272F #BB343F #D15B65 #DF8B92

Accessibility & contrast

On white

5.71

#BB343F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.68

#BB343F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #BB343F

5.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##BB343F	#FFFFFF	#000000	##FFFFFF
##BB343F	1.00	5.71	3.68	5.71
#FFFFFF	5.71	1.00	21.00	1.00
#000000	3.68	21.00	1.00	21.00
##FFFFFF	5.71	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5A543E

Deuteranopia (green-blind)

#7C713B

Tritanopia (blue-blind)

#CD0139

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #bb343f;
/* rgb */ color: rgb(187, 52, 63);
/* oklch */ color: oklch(53.3% 0.171 20.9);

Tailwind

colors: {
  custom: {
    50: '#d77574',
    500: '#bb343f',
    950: '#000000',
  },
}

SCSS

$custom: #bb343f;
$custom-light: #d77574;
$custom-dark: #000000;

JSON

{
  "hex": "#bb343f",
  "rgb": {
    "r": 187,
    "g": 52,
    "b": 63
  },
  "hsl": {
    "h": 355.111,
    "s": 56.485,
    "l": 46.863
  },
  "oklch": {
    "l": 0.5325,
    "c": 0.17096,
    "h": 20.9
  },
  "luminance": 0.1338
}

Semantic roles & 50–950 ramp

primary

#BB343F

secondary

#82C9C3

accent

#E0D348

background

#FEF7F7

surface

#FCEDED

border

#D5C8C8

text

#160908

muted

#847B7B

Preview Lab

Preview with #BB343F

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

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