#BB3823#BB3823

#BB3823 is a mid, vivid red. Relative luminance 0.135; OKLCH L 53.3% C 0.171 H 31.8°. Best body text is #FFFFFF at 5.67:1 contrast (WCAG AA passes).

Color values

HEX	#BB3823
RGB	rgb(187, 56, 35)
HSL	hsl(8, 68%, 44%)
HSV	hsv(8, 81%, 73%)
CMYK	cmyk(0%, 70.1%, 81.3%, 26.7%)
CIE-LAB	lab(43.53, 51.38, 42.04)
CIE-LCH	lch(43.53, 66.39, 39.29°)
OKLab	oklab(53.29% 0.1454 0.0902)
OKLCH	oklch(53.29% 0.171 31.8)
XYZ	xyz(22.2137, 13.5179, 3.0293)
Luminance	0.1351 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#BB3823 #23A6BB

analogous

#BB235A #BB3823 #BB8423

triadic

#BB3823 #23BB38 #3823BB

tetradic

#BB3823 #5ABB23 #23A6BB #8423BB

square

#BB3823 #5ABB23 #23A6BB #8423BB

split-complementary

#BB3823 #23BB84 #235ABB

monochromatic

#541910 #872919 #BB3823 #DB5540 #E58374

Accessibility & contrast

On white

5.67

#BB3823 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.70

#BB3823 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #BB3823

5.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##BB3823	#FFFFFF	#000000	##FFFFFF
##BB3823	1.00	5.67	3.70	5.67
#FFFFFF	5.67	1.00	21.00	1.00
#000000	3.70	21.00	1.00	21.00
##FFFFFF	5.67	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5F541F

Deuteranopia (green-blind)

#7F711D

Tritanopia (blue-blind)

#CE0134

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #bb3823;
/* rgb */ color: rgb(187, 56, 35);
/* oklch */ color: oklch(53.3% 0.171 31.8);

Tailwind

colors: {
  custom: {
    50: '#d97760',
    500: '#bb3823',
    950: '#000000',
  },
}

SCSS

$custom: #bb3823;
$custom-light: #d97760;
$custom-dark: #000000;

JSON

{
  "hex": "#bb3823",
  "rgb": {
    "r": 187,
    "g": 56,
    "b": 35
  },
  "hsl": {
    "h": 8.289,
    "s": 68.468,
    "l": 43.529
  },
  "oklch": {
    "l": 0.53286,
    "c": 0.17109,
    "h": 31.8
  },
  "luminance": 0.13514
}

Semantic roles & 50–950 ramp

primary

#BB3823

secondary

#6EBFCC

accent

#D3EB3C

background

#FEF7F5

surface

#FDEEE9

border

#D5C9C5

text

#160905

muted

#847B79

Preview Lab

Preview with #BB3823

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

Preview Lab → · Contrast checker → · Palette generator →