#BB3340#BB3340

#BB3340 is a mid, vivid red. Relative luminance 0.133; OKLCH L 53.2% C 0.172 H 20.2°. Best body text is #FFFFFF at 5.74:1 contrast (WCAG AA passes).

Color values

HEX	#BB3340
RGB	rgb(187, 51, 64)
HSL	hsl(354, 57%, 47%)
HSV	hsv(354, 73%, 73%)
CMYK	cmyk(0%, 72.7%, 65.8%, 26.7%)
CIE-LAB	lab(43.22, 54.52, 25.05)
CIE-LCH	lch(43.22, 60.00, 24.67°)
OKLab	oklab(53.17% 0.1613 0.0594)
OKLCH	oklch(53.17% 0.172 20.2)
XYZ	xyz(22.6052, 13.3060, 6.2275)
Luminance	0.1330 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#BB3340 #33BBAE

analogous

#BB3384 #BB3340 #BB6A33

triadic

#BB3340 #40BB33 #3340BB

tetradic

#BB3340 #84BB33 #33BBAE #6A33BB

square

#BB3340 #84BB33 #33BBAE #6A33BB

split-complementary

#BB3340 #33BB6A #3384BB

monochromatic

#5B191F #8B2630 #BB3340 #D25965 #DF8992

Accessibility & contrast

On white

5.74

#BB3340 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.66

#BB3340 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #BB3340

5.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##BB3340	#FFFFFF	#000000	##FFFFFF
##BB3340	1.00	5.74	3.66	5.74
#FFFFFF	5.74	1.00	21.00	1.00
#000000	3.66	21.00	1.00	21.00
##FFFFFF	5.74	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#59543F

Deuteranopia (green-blind)

#7B713C

Tritanopia (blue-blind)

#CD0039

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #bb3340;
/* rgb */ color: rgb(187, 51, 64);
/* oklch */ color: oklch(53.2% 0.172 20.2);

Tailwind

colors: {
  custom: {
    50: '#d77574',
    500: '#bb3340',
    950: '#000000',
  },
}

SCSS

$custom: #bb3340;
$custom-light: #d77574;
$custom-dark: #000000;

JSON

{
  "hex": "#bb3340",
  "rgb": {
    "r": 187,
    "g": 51,
    "b": 64
  },
  "hsl": {
    "h": 354.265,
    "s": 57.143,
    "l": 46.667
  },
  "oklch": {
    "l": 0.5317,
    "c": 0.17185,
    "h": 20.2
  },
  "luminance": 0.13303
}

Semantic roles & 50–950 ramp

primary

#BB3340

secondary

#81C9C2

accent

#E0D247

background

#FEF7F7

surface

#FCEDED

border

#D5C8C8

text

#160908

muted

#847B7B

Preview Lab

Preview with #BB3340

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

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