#BB2C23#BB2C23

#BB2C23 is a mid, vivid red. Relative luminance 0.125; OKLCH L 52.1% C 0.181 H 28.7°. Best body text is #FFFFFF at 6.00:1 contrast (WCAG AA passes).

Color values

HEX	#BB2C23
RGB	rgb(187, 44, 35)
HSL	hsl(4, 68%, 44%)
HSV	hsv(4, 81%, 73%)
CMYK	cmyk(0%, 76.5%, 81.3%, 26.7%)
CIE-LAB	lab(41.99, 55.65, 40.54)
CIE-LCH	lch(41.99, 68.85, 36.07°)
OKLab	oklab(52.13% 0.1587 0.0869)
OKLCH	oklch(52.13% 0.181 28.7)
XYZ	xyz(21.7002, 12.4910, 2.8582)
Luminance	0.1249 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#BB2C23 #23B2BB

analogous

#BB2366 #BB2C23 #BB7823

triadic

#BB2C23 #23BB2C #2C23BB

tetradic

#BB2C23 #66BB23 #23B2BB #7823BB

square

#BB2C23 #66BB23 #23B2BB #7823BB

split-complementary

#BB2C23 #23BB78 #2366BB

monochromatic

#541410 #872019 #BB2C23 #DB4940 #E57A74

Accessibility & contrast

On white

6.00

#BB2C23 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.50

#BB2C23 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #BB2C23

6.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##BB2C23	#FFFFFF	#000000	##FFFFFF
##BB2C23	1.00	6.00	3.50	6.00
#FFFFFF	6.00	1.00	21.00	1.00
#000000	3.50	21.00	1.00	21.00
##FFFFFF	6.00	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#594F20

Deuteranopia (green-blind)

#7C6E1C

Tritanopia (blue-blind)

#CE002C

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #bb2c23;
/* rgb */ color: rgb(187, 44, 35);
/* oklch */ color: oklch(52.1% 0.181 28.7);

Tailwind

colors: {
  custom: {
    50: '#d9715f',
    500: '#bb2c23',
    950: '#000000',
  },
}

SCSS

$custom: #bb2c23;
$custom-light: #d9715f;
$custom-dark: #000000;

JSON

{
  "hex": "#bb2c23",
  "rgb": {
    "r": 187,
    "g": 44,
    "b": 35
  },
  "hsl": {
    "h": 3.553,
    "s": 68.468,
    "l": 43.529
  },
  "oklch": {
    "l": 0.5213,
    "c": 0.18096,
    "h": 28.7
  },
  "luminance": 0.12488
}

Semantic roles & 50–950 ramp

primary

#BB2C23

secondary

#6EC6CC

accent

#E1EB3C

background

#FEF7F5

surface

#FDEDE9

border

#D5C8C5

text

#170805

muted

#857B79

Preview Lab

Preview with #BB2C23

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

Preview Lab → · Contrast checker → · Palette generator →