#BB4837#BB4837

#BB4837 is a mid, vivid red. Relative luminance 0.155; OKLCH L 55.4% C 0.152 H 30.9°. Best body text is #FFFFFF at 5.13:1 contrast (WCAG AA passes).

Color values

HEX	#BB4837
RGB	rgb(187, 72, 55)
HSL	hsl(8, 55%, 47%)
HSV	hsv(8, 71%, 73%)
CMYK	cmyk(0%, 61.5%, 70.6%, 26.7%)
CIE-LAB	lab(46.28, 45.37, 34.07)
CIE-LCH	lch(46.28, 56.74, 36.90°)
OKLab	oklab(55.42% 0.1306 0.078)
OKLCH	oklch(55.42% 0.152 30.9)
XYZ	xyz(23.5029, 15.4786, 5.3637)
Luminance	0.1547 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#BB4837 #37AABB

analogous

#BB3768 #BB4837 #BB8A37

triadic

#BB4837 #37BB48 #4837BB

tetradic

#BB4837 #68BB37 #37AABB #8A37BB

square

#BB4837 #68BB37 #37AABB #8A37BB

split-complementary

#BB4837 #37BB8A #3768BB

monochromatic

#5C241B #8C3629 #BB4837 #D06E5F #DE998E

Accessibility & contrast

On white

5.13

#BB4837 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.10

#BB4837 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #BB4837

5.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##BB4837	#FFFFFF	#000000	##FFFFFF
##BB4837	1.00	5.13	4.10	5.13
#FFFFFF	5.13	1.00	21.00	1.00
#000000	4.10	21.00	1.00	21.00
##FFFFFF	5.13	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#675E35

Deuteranopia (green-blind)

#847734

Tritanopia (blue-blind)

#CD2E45

Achromatopsia (no color)

#6E6E6E

Design tokens & code

CSS

--color: #bb4837;
/* rgb */ color: rgb(187, 72, 55);
/* oklch */ color: oklch(55.4% 0.152 30.9);

Tailwind

colors: {
  custom: {
    50: '#d7806e',
    500: '#bb4837',
    950: '#000000',
  },
}

SCSS

$custom: #bb4837;
$custom-light: #d7806e;
$custom-dark: #000000;

JSON

{
  "hex": "#bb4837",
  "rgb": {
    "r": 187,
    "g": 72,
    "b": 55
  },
  "hsl": {
    "h": 7.727,
    "s": 54.545,
    "l": 47.451
  },
  "oklch": {
    "l": 0.55421,
    "c": 0.15209,
    "h": 30.9
  },
  "luminance": 0.15475
}

Semantic roles & 50–950 ramp

primary

#BB4837

secondary

#85C0C9

accent

#CBDE4A

background

#FEF8F6

surface

#FCEFEC

border

#D5CAC7

text

#160A07

muted

#847C7A

Preview Lab

Preview with #BB4837

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

Preview Lab → · Contrast checker → · Palette generator →