#BB2524#BB2524

#BB2524 is a mid, vivid red. Relative luminance 0.120; OKLCH L 51.6% C 0.186 H 27.0°. Best body text is #FFFFFF at 6.17:1 contrast (WCAG AA passes).

Color values

HEX	#BB2524
RGB	rgb(187, 37, 36)
HSL	hsl(0, 68%, 44%)
HSV	hsv(0, 81%, 73%)
CMYK	cmyk(0%, 80.2%, 80.7%, 26.7%)
CIE-LAB	lab(41.25, 57.79, 39.26)
CIE-LCH	lch(41.25, 69.87, 34.19°)
OKLab	oklab(51.58% 0.1656 0.0845)
OKLCH	oklch(51.58% 0.186 27)
XYZ	xyz(21.4762, 12.0188, 2.8578)
Luminance	0.1202 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#BB2524 #24BABB

analogous

#BB246E #BB2524 #BB7024

triadic

#BB2524 #24BB25 #2524BB

tetradic

#BB2524 #6EBB24 #24BABB #7024BB

square

#BB2524 #6EBB24 #24BABB #7024BB

split-complementary

#BB2524 #24BB70 #246EBB

monochromatic

#541110 #881B1A #BB2524 #DB4342 #E47675

Accessibility & contrast

On white

6.17

#BB2524 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.40

#BB2524 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #BB2524

6.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##BB2524	#FFFFFF	#000000	##FFFFFF
##BB2524	1.00	6.17	3.40	6.17
#FFFFFF	6.17	1.00	21.00	1.00
#000000	3.40	21.00	1.00	21.00
##FFFFFF	6.17	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#554C22

Deuteranopia (green-blind)

#7A6D1D

Tritanopia (blue-blind)

#CE0027

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #bb2524;
/* rgb */ color: rgb(187, 37, 36);
/* oklch */ color: oklch(51.6% 0.186 27.0);

Tailwind

colors: {
  custom: {
    50: '#d96e60',
    500: '#bb2524',
    950: '#000000',
  },
}

SCSS

$custom: #bb2524;
$custom-light: #d96e60;
$custom-dark: #000000;

JSON

{
  "hex": "#bb2524",
  "rgb": {
    "r": 187,
    "g": 37,
    "b": 36
  },
  "hsl": {
    "h": 0.397,
    "s": 67.713,
    "l": 43.725
  },
  "oklch": {
    "l": 0.51583,
    "c": 0.18592,
    "h": 27
  },
  "luminance": 0.12015
}

Semantic roles & 50–950 ramp

primary

#BB2524

secondary

#6FCBCC

accent

#E9EB3D

background

#FEF7F5

surface

#FDEDE9

border

#D5C8C5

text

#170805

muted

#857B79

Preview Lab

Preview with #BB2524

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

Preview Lab → · Contrast checker → · Palette generator →