#BB3323#BB3323

#BB3323 is a mid, vivid red. Relative luminance 0.131; OKLCH L 52.8% C 0.175 H 30.4°. Best body text is #FFFFFF at 5.82:1 contrast (WCAG AA passes).

Color values

HEX	#BB3323
RGB	rgb(187, 51, 35)
HSL	hsl(6, 68%, 44%)
HSV	hsv(6, 81%, 73%)
CMYK	cmyk(0%, 72.7%, 81.3%, 26.7%)
CIE-LAB	lab(42.85, 53.26, 41.38)
CIE-LCH	lch(42.85, 67.44, 37.85°)
OKLab	oklab(52.77% 0.1512 0.0888)
OKLCH	oklch(52.77% 0.175 30.4)
XYZ	xyz(21.9833, 13.0572, 2.9526)
Luminance	0.1305 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#BB3323 #23ABBB

analogous

#BB235F #BB3323 #BB7F23

triadic

#BB3323 #23BB33 #3323BB

tetradic

#BB3323 #5FBB23 #23ABBB #7F23BB

square

#BB3323 #5FBB23 #23ABBB #7F23BB

split-complementary

#BB3323 #23BB7F #235FBB

monochromatic

#541710 #872519 #BB3323 #DB5040 #E57F74

Accessibility & contrast

On white

5.82

#BB3323 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.61

#BB3323 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #BB3323

5.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##BB3323	#FFFFFF	#000000	##FFFFFF
##BB3323	1.00	5.82	3.61	5.82
#FFFFFF	5.82	1.00	21.00	1.00
#000000	3.61	21.00	1.00	21.00
##FFFFFF	5.82	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5C5220

Deuteranopia (green-blind)

#7E701C

Tritanopia (blue-blind)

#CE0031

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #bb3323;
/* rgb */ color: rgb(187, 51, 35);
/* oklch */ color: oklch(52.8% 0.175 30.4);

Tailwind

colors: {
  custom: {
    50: '#d97460',
    500: '#bb3323',
    950: '#000000',
  },
}

SCSS

$custom: #bb3323;
$custom-light: #d97460;
$custom-dark: #000000;

JSON

{
  "hex": "#bb3323",
  "rgb": {
    "r": 187,
    "g": 51,
    "b": 35
  },
  "hsl": {
    "h": 6.316,
    "s": 68.468,
    "l": 43.529
  },
  "oklch": {
    "l": 0.52774,
    "c": 0.17535,
    "h": 30.4
  },
  "luminance": 0.13054
}

Semantic roles & 50–950 ramp

primary

#BB3323

secondary

#6EC2CC

accent

#D9EB3C

background

#FEF7F5

surface

#FDEDE9

border

#D5C8C5

text

#170905

muted

#857B79

Preview Lab

Preview with #BB3323

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

Preview Lab → · Contrast checker → · Palette generator →