#BB2923#BB2923

#BB2923 is a mid, vivid red. Relative luminance 0.123; OKLCH L 51.9% C 0.183 H 28.1°. Best body text is #FFFFFF at 6.08:1 contrast (WCAG AA passes).

Color values

HEX	#BB2923
RGB	rgb(187, 41, 35)
HSL	hsl(2, 68%, 44%)
HSV	hsv(2, 81%, 73%)
CMYK	cmyk(0%, 78.1%, 81.3%, 26.7%)
CIE-LAB	lab(41.65, 56.59, 40.21)
CIE-LCH	lch(41.65, 69.42, 35.39°)
OKLab	oklab(51.88% 0.1617 0.0862)
OKLCH	oklch(51.88% 0.183 28.1)
XYZ	xyz(21.5925, 12.2755, 2.8223)
Luminance	0.1227 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#BB2923 #23B5BB

analogous

#BB2369 #BB2923 #BB7523

triadic

#BB2923 #23BB29 #2923BB

tetradic

#BB2923 #69BB23 #23B5BB #7523BB

square

#BB2923 #69BB23 #23B5BB #7523BB

split-complementary

#BB2923 #23BB75 #2369BB

monochromatic

#541210 #871E19 #BB2923 #DB4640 #E57874

Accessibility & contrast

On white

6.08

#BB2923 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.45

#BB2923 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #BB2923

6.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##BB2923	#FFFFFF	#000000	##FFFFFF
##BB2923	1.00	6.08	3.45	6.08
#FFFFFF	6.08	1.00	21.00	1.00
#000000	3.45	21.00	1.00	21.00
##FFFFFF	6.08	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#574E20

Deuteranopia (green-blind)

#7B6E1C

Tritanopia (blue-blind)

#CE002A

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #bb2923;
/* rgb */ color: rgb(187, 41, 35);
/* oklch */ color: oklch(51.9% 0.183 28.1);

Tailwind

colors: {
  custom: {
    50: '#d9705f',
    500: '#bb2923',
    950: '#000000',
  },
}

SCSS

$custom: #bb2923;
$custom-light: #d9705f;
$custom-dark: #000000;

JSON

{
  "hex": "#bb2923",
  "rgb": {
    "r": 187,
    "g": 41,
    "b": 35
  },
  "hsl": {
    "h": 2.368,
    "s": 68.468,
    "l": 43.529
  },
  "oklch": {
    "l": 0.51881,
    "c": 0.18321,
    "h": 28.1
  },
  "luminance": 0.12272
}

Semantic roles & 50–950 ramp

primary

#BB2923

secondary

#6EC8CC

accent

#E4EB3C

background

#FEF7F5

surface

#FDEDE9

border

#D5C8C5

text

#170805

muted

#857B79

Preview Lab

Preview with #BB2923

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

Preview Lab → · Contrast checker → · Palette generator →