#BB302A#BB302A

#BB302A is a mid, vivid red. Relative luminance 0.128; OKLCH L 52.6% C 0.177 H 27.6°. Best body text is #FFFFFF at 5.88:1 contrast (WCAG AA passes).

Color values

HEX	#BB302A
RGB	rgb(187, 48, 42)
HSL	hsl(2, 63%, 45%)
HSV	hsv(2, 78%, 73%)
CMYK	cmyk(0%, 74.3%, 77.5%, 26.7%)
CIE-LAB	lab(42.54, 54.55, 37.25)
CIE-LCH	lch(42.54, 66.06, 34.33°)
OKLab	oklab(52.56% 0.1567 0.082)
OKLCH	oklch(52.56% 0.177 27.6)
XYZ	xyz(21.9710, 12.8493, 3.5133)
Luminance	0.1285 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#BB302A #2AB5BB

analogous

#BB2A6C #BB302A #BB792A

triadic

#BB302A #2ABB30 #302ABB

tetradic

#BB302A #6CBB2A #2AB5BB #792ABB

square

#BB302A #6CBB2A #2AB5BB #792ABB

split-complementary

#BB302A #2ABB79 #2A6CBB

monochromatic

#571614 #89231F #BB302A #D7514C #E2827D

Accessibility & contrast

On white

5.88

#BB302A on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.57

#BB302A on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #BB302A

5.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##BB302A	#FFFFFF	#000000	##FFFFFF
##BB302A	1.00	5.88	3.57	5.88
#FFFFFF	5.88	1.00	21.00	1.00
#000000	3.57	21.00	1.00	21.00
##FFFFFF	5.88	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5A5128

Deuteranopia (green-blind)

#7C6F24

Tritanopia (blue-blind)

#CE0030

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #bb302a;
/* rgb */ color: rgb(187, 48, 42);
/* oklch */ color: oklch(52.6% 0.177 27.6);

Tailwind

colors: {
  custom: {
    50: '#d87364',
    500: '#bb302a',
    950: '#000000',
  },
}

SCSS

$custom: #bb302a;
$custom-light: #d87364;
$custom-dark: #000000;

JSON

{
  "hex": "#bb302a",
  "rgb": {
    "r": 187,
    "g": 48,
    "b": 42
  },
  "hsl": {
    "h": 2.483,
    "s": 63.319,
    "l": 44.902
  },
  "oklch": {
    "l": 0.52562,
    "c": 0.17682,
    "h": 27.6
  },
  "luminance": 0.12846
}

Semantic roles & 50–950 ramp

primary

#BB302A

secondary

#76C7CA

accent

#E0E641

background

#FEF7F6

surface

#FDEDEB

border

#D5C8C6

text

#160905

muted

#847B7A

Preview Lab

Preview with #BB302A

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

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