#BB3038#BB3038

#BB3038 is a mid, vivid red. Relative luminance 0.130; OKLCH L 52.8% C 0.175 H 22.7°. Best body text is #FFFFFF at 5.85:1 contrast (WCAG AA passes).

Color values

HEX	#BB3038
RGB	rgb(187, 48, 56)
HSL	hsl(357, 59%, 46%)
HSV	hsv(357, 74%, 73%)
CMYK	cmyk(0%, 74.3%, 70.1%, 26.7%)
CIE-LAB	lab(42.71, 55.15, 29.27)
CIE-LCH	lch(42.71, 62.44, 27.96°)
OKLab	oklab(52.75% 0.1616 0.0677)
OKLCH	oklch(52.75% 0.175 22.7)
XYZ	xyz(22.2668, 12.9676, 5.0712)
Luminance	0.1296 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#BB3038 #30BBB3

analogous

#BB307D #BB3038 #BB6D30

triadic

#BB3038 #38BB30 #3038BB

tetradic

#BB3038 #7DBB30 #30BBB3 #6D30BB

square

#BB3038 #7DBB30 #30BBB3 #6D30BB

split-complementary

#BB3038 #30BB6D #307DBB

monochromatic

#5A171B #8A2329 #BB3038 #D3555C #E0868B

Accessibility & contrast

On white

5.85

#BB3038 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.59

#BB3038 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #BB3038

5.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##BB3038	#FFFFFF	#000000	##FFFFFF
##BB3038	1.00	5.85	3.59	5.85
#FFFFFF	5.85	1.00	21.00	1.00
#000000	3.59	21.00	1.00	21.00
##FFFFFF	5.85	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#585237

Deuteranopia (green-blind)

#7B7033

Tritanopia (blue-blind)

#CE0034

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #bb3038;
/* rgb */ color: rgb(187, 48, 56);
/* oklch */ color: oklch(52.8% 0.175 22.7);

Tailwind

colors: {
  custom: {
    50: '#d8736e',
    500: '#bb3038',
    950: '#000000',
  },
}

SCSS

$custom: #bb3038;
$custom-light: #d8736e;
$custom-dark: #000000;

JSON

{
  "hex": "#bb3038",
  "rgb": {
    "r": 187,
    "g": 48,
    "b": 56
  },
  "hsl": {
    "h": 356.547,
    "s": 59.149,
    "l": 46.078
  },
  "oklch": {
    "l": 0.52753,
    "c": 0.17518,
    "h": 22.7
  },
  "luminance": 0.12964
}

Semantic roles & 50–950 ramp

primary

#BB3038

secondary

#7DC9C5

accent

#E2D945

background

#FEF7F6

surface

#FCEDEC

border

#D5C8C7

text

#160907

muted

#847B7A

Preview Lab

Preview with #BB3038

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

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