#BB5138#BB5138

#BB5138 is a mid, vivid red. Relative luminance 0.167; OKLCH L 56.7% C 0.143 H 34.6°. Best body text is #FFFFFF at 4.83:1 contrast (WCAG AA passes).

Color values

HEX	#BB5138
RGB	rgb(187, 81, 56)
HSL	hsl(11, 54%, 48%)
HSV	hsv(11, 70%, 73%)
CMYK	cmyk(0%, 56.7%, 70.1%, 26.7%)
CIE-LAB	lab(47.93, 41.14, 35.41)
CIE-LCH	lch(47.93, 54.28, 40.72°)
OKLab	oklab(56.67% 0.1176 0.0811)
OKLCH	oklch(56.67% 0.143 34.6)
XYZ	xyz(24.1521, 16.7383, 5.6996)
Luminance	0.1673 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#BB5138 #38A2BB

analogous

#BB3861 #BB5138 #BB9238

triadic

#BB5138 #38BB51 #5138BB

tetradic

#BB5138 #61BB38 #38A2BB #9238BB

square

#BB5138 #61BB38 #38A2BB #9238BB

split-complementary

#BB5138 #38BB92 #3861BB

monochromatic

#5D281C #8C3D2A #BB5138 #D07661 #DE9F90

Accessibility & contrast

On white

4.83

#BB5138 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.35

#BB5138 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #BB5138

4.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##BB5138	#FFFFFF	#000000	##FFFFFF
##BB5138	1.00	4.83	4.35	4.83
#FFFFFF	4.83	1.00	21.00	1.00
#000000	4.35	21.00	1.00	21.00
##FFFFFF	4.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6D6335

Deuteranopia (green-blind)

#887B35

Tritanopia (blue-blind)

#CD3B4B

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #bb5138;
/* rgb */ color: rgb(187, 81, 56);
/* oklch */ color: oklch(56.7% 0.143 34.6);

Tailwind

colors: {
  custom: {
    50: '#d6856f',
    500: '#bb5138',
    950: '#000000',
  },
}

SCSS

$custom: #bb5138;
$custom-light: #d6856f;
$custom-dark: #000000;

JSON

{
  "hex": "#bb5138",
  "rgb": {
    "r": 187,
    "g": 81,
    "b": 56
  },
  "hsl": {
    "h": 11.45,
    "s": 53.909,
    "l": 47.647
  },
  "oklch": {
    "l": 0.56669,
    "c": 0.14287,
    "h": 34.6
  },
  "luminance": 0.16735
}

Semantic roles & 50–950 ramp

primary

#BB5138

secondary

#86BCC8

accent

#C1DD4B

background

#FEF8F6

surface

#FCEFEC

border

#D5CAC7

text

#160B07

muted

#847C7A

Preview Lab

Preview with #BB5138

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

Preview Lab → · Contrast checker → · Palette generator →