#BB3E1D#BB3E1D

#BB3E1D is a mid, vivid red. Relative luminance 0.141; OKLCH L 53.9% C 0.167 H 35.3°. Best body text is #FFFFFF at 5.50:1 contrast (WCAG AA passes).

Color values

HEX	#BB3E1D
RGB	rgb(187, 62, 29)
HSL	hsl(13, 73%, 42%)
HSV	hsv(13, 84%, 73%)
CMYK	cmyk(0%, 66.8%, 84.5%, 26.7%)
CIE-LAB	lab(44.38, 48.78, 45.76)
CIE-LCH	lch(44.38, 66.88, 43.17°)
OKLab	oklab(53.91% 0.1363 0.0963)
OKLCH	oklch(53.91% 0.167 35.3)
XYZ	xyz(22.4405, 14.1021, 2.7025)
Luminance	0.1410 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#BB3E1D #1D9ABB

analogous

#BB1D4B #BB3E1D #BB8D1D

triadic

#BB3E1D #1DBB3E #3E1DBB

tetradic

#BB3E1D #4BBB1D #1D9ABB #8D1DBB

square

#BB3E1D #4BBB1D #1D9ABB #8D1DBB

split-complementary

#BB3E1D #1DBB8D #1D4BBB

monochromatic

#511B0D #862C15 #BB3E1D #E05935 #E8856A

Accessibility & contrast

On white

5.50

#BB3E1D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.82

#BB3E1D on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #BB3E1D

5.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##BB3E1D	#FFFFFF	#000000	##FFFFFF
##BB3E1D	1.00	5.50	3.82	5.50
#FFFFFF	5.50	1.00	21.00	1.00
#000000	3.82	21.00	1.00	21.00
##FFFFFF	5.50	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#635717

Deuteranopia (green-blind)

#817316

Tritanopia (blue-blind)

#CE1538

Achromatopsia (no color)

#696969

Design tokens & code

CSS

--color: #bb3e1d;
/* rgb */ color: rgb(187, 62, 29);
/* oklch */ color: oklch(53.9% 0.167 35.3);

Tailwind

colors: {
  custom: {
    50: '#d97a5d',
    500: '#bb3e1d',
    950: '#000000',
  },
}

SCSS

$custom: #bb3e1d;
$custom-light: #d97a5d;
$custom-dark: #000000;

JSON

{
  "hex": "#bb3e1d",
  "rgb": {
    "r": 187,
    "g": 62,
    "b": 29
  },
  "hsl": {
    "h": 12.532,
    "s": 73.148,
    "l": 42.353
  },
  "oklch": {
    "l": 0.53906,
    "c": 0.16688,
    "h": 35.3
  },
  "luminance": 0.14099
}

Semantic roles & 50–950 ramp

primary

#BB3E1D

secondary

#66B8CE

accent

#C9F038

background

#FEF7F5

surface

#FDEEE9

border

#D5C9C5

text

#160A04

muted

#847C79

Preview Lab

Preview with #BB3E1D

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

Preview Lab → · Contrast checker → · Palette generator →