#BB3824#BB3824

#BB3824 is a mid, vivid red. Relative luminance 0.135; OKLCH L 53.3% C 0.171 H 31.6°. Best body text is #FFFFFF at 5.67:1 contrast (WCAG AA passes).

Color values

HEX	#BB3824
RGB	rgb(187, 56, 36)
HSL	hsl(8, 68%, 44%)
HSV	hsv(8, 81%, 73%)
CMYK	cmyk(0%, 70.1%, 80.7%, 26.7%)
CIE-LAB	lab(43.54, 51.41, 41.53)
CIE-LCH	lch(43.54, 66.09, 38.93°)
OKLab	oklab(53.3% 0.1457 0.0895)
OKLCH	oklch(53.3% 0.171 31.6)
XYZ	xyz(22.2287, 13.5239, 3.1086)
Luminance	0.1352 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#BB3824 #24A7BB

analogous

#BB245B #BB3824 #BB8324

triadic

#BB3824 #24BB38 #3824BB

tetradic

#BB3824 #5BBB24 #24A7BB #8324BB

square

#BB3824 #5BBB24 #24A7BB #8324BB

split-complementary

#BB3824 #24BB83 #245BBB

monochromatic

#541910 #88291A #BB3824 #DB5642 #E48475

Accessibility & contrast

On white

5.67

#BB3824 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.70

#BB3824 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #BB3824

5.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##BB3824	#FFFFFF	#000000	##FFFFFF
##BB3824	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)

#5F5520

Deuteranopia (green-blind)

#7F711E

Tritanopia (blue-blind)

#CE0135

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #bb3824;
/* rgb */ color: rgb(187, 56, 36);
/* oklch */ color: oklch(53.3% 0.171 31.6);

Tailwind

colors: {
  custom: {
    50: '#d87761',
    500: '#bb3824',
    950: '#000000',
  },
}

SCSS

$custom: #bb3824;
$custom-light: #d87761;
$custom-dark: #000000;

JSON

{
  "hex": "#bb3824",
  "rgb": {
    "r": 187,
    "g": 56,
    "b": 36
  },
  "hsl": {
    "h": 7.947,
    "s": 67.713,
    "l": 43.725
  },
  "oklch": {
    "l": 0.53296,
    "c": 0.17092,
    "h": 31.6
  },
  "luminance": 0.13521
}

Semantic roles & 50–950 ramp

primary

#BB3824

secondary

#6FBFCC

accent

#D4EB3D

background

#FEF7F5

surface

#FDEEEA

border

#D5C9C6

text

#160905

muted

#847B79

Preview Lab

Preview with #BB3824

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

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