#BB5237#BB5237

#BB5237 is a mid, vivid red. Relative luminance 0.169; OKLCH L 56.8% C 0.142 H 35.5°. Best body text is #FFFFFF at 4.80:1 contrast (WCAG AA passes).

Color values

HEX	#BB5237
RGB	rgb(187, 82, 55)
HSL	hsl(12, 55%, 47%)
HSV	hsv(12, 71%, 73%)
CMYK	cmyk(0%, 56.1%, 70.6%, 26.7%)
CIE-LAB	lab(48.11, 40.60, 36.16)
CIE-LCH	lch(48.11, 54.37, 41.70°)
OKLab	oklab(56.8% 0.1157 0.0826)
OKLCH	oklch(56.8% 0.142 35.5)
XYZ	xyz(24.2028, 16.8783, 5.5970)
Luminance	0.1688 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#BB5237 #37A0BB

analogous

#BB375E #BB5237 #BB9437

triadic

#BB5237 #37BB52 #5237BB

tetradic

#BB5237 #5EBB37 #37A0BB #9437BB

square

#BB5237 #5EBB37 #37A0BB #9437BB

split-complementary

#BB5237 #37BB94 #375EBB

monochromatic

#5C291B #8C3D29 #BB5237 #D0765F #DE9F8E

Accessibility & contrast

On white

4.80

#BB5237 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.38

#BB5237 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #BB5237

4.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##BB5237	#FFFFFF	#000000	##FFFFFF
##BB5237	1.00	4.80	4.38	4.80
#FFFFFF	4.80	1.00	21.00	1.00
#000000	4.38	21.00	1.00	21.00
##FFFFFF	4.80	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6E6434

Deuteranopia (green-blind)

#887B34

Tritanopia (blue-blind)

#CD3C4C

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #bb5237;
/* rgb */ color: rgb(187, 82, 55);
/* oklch */ color: oklch(56.8% 0.142 35.5);

Tailwind

colors: {
  custom: {
    50: '#d6866f',
    500: '#bb5237',
    950: '#000000',
  },
}

SCSS

$custom: #bb5237;
$custom-light: #d6866f;
$custom-dark: #000000;

JSON

{
  "hex": "#bb5237",
  "rgb": {
    "r": 187,
    "g": 82,
    "b": 55
  },
  "hsl": {
    "h": 12.273,
    "s": 54.545,
    "l": 47.451
  },
  "oklch": {
    "l": 0.568,
    "c": 0.14218,
    "h": 35.5
  },
  "luminance": 0.16875
}

Semantic roles & 50–950 ramp

primary

#BB5237

secondary

#85BBC9

accent

#C0DE4A

background

#FEF8F6

surface

#FCEFEC

border

#D5CAC7

text

#160B07

muted

#847C7A

Preview Lab

Preview with #BB5237

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

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