#BB2F21#BB2F21

#BB2F21 is a mid, vivid red. Relative luminance 0.127; OKLCH L 52.4% C 0.179 H 29.9°. Best body text is #FFFFFF at 5.93:1 contrast (WCAG AA passes).

Color values

HEX	#BB2F21
RGB	rgb(187, 47, 33)
HSL	hsl(5, 70%, 43%)
HSV	hsv(5, 82%, 73%)
CMYK	cmyk(0%, 74.9%, 82.4%, 26.7%)
CIE-LAB	lab(42.32, 54.60, 41.92)
CIE-LCH	lch(42.32, 68.84, 37.51°)
OKLab	oklab(52.38% 0.1551 0.0892)
OKLCH	oklch(52.38% 0.179 29.9)
XYZ	xyz(21.7872, 12.7111, 2.7449)
Luminance	0.1271 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#BB2F21 #21ADBB

analogous

#BB2160 #BB2F21 #BB7C21

triadic

#BB2F21 #21BB2F #2F21BB

tetradic

#BB2F21 #60BB21 #21ADBB #7C21BB

square

#BB2F21 #60BB21 #21ADBB #7C21BB

split-complementary

#BB2F21 #21BB7C #2160BB

monochromatic

#53150F #872218 #BB2F21 #DD4B3D #E67B71

Accessibility & contrast

On white

5.93

#BB2F21 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.54

#BB2F21 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #BB2F21

5.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##BB2F21	#FFFFFF	#000000	##FFFFFF
##BB2F21	1.00	5.93	3.54	5.93
#FFFFFF	5.93	1.00	21.00	1.00
#000000	3.54	21.00	1.00	21.00
##FFFFFF	5.93	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5A501E

Deuteranopia (green-blind)

#7D6F1A

Tritanopia (blue-blind)

#CE002D

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #bb2f21;
/* rgb */ color: rgb(187, 47, 33);
/* oklch */ color: oklch(52.4% 0.179 29.9);

Tailwind

colors: {
  custom: {
    50: '#d9725e',
    500: '#bb2f21',
    950: '#000000',
  },
}

SCSS

$custom: #bb2f21;
$custom-light: #d9725e;
$custom-dark: #000000;

JSON

{
  "hex": "#bb2f21",
  "rgb": {
    "r": 187,
    "g": 47,
    "b": 33
  },
  "hsl": {
    "h": 5.455,
    "s": 70,
    "l": 43.137
  },
  "oklch": {
    "l": 0.52377,
    "c": 0.17889,
    "h": 29.9
  },
  "luminance": 0.12708
}

Semantic roles & 50–950 ramp

primary

#BB2F21

secondary

#6BC4CC

accent

#DDED3B

background

#FEF7F5

surface

#FDEDE9

border

#D5C8C5

text

#170904

muted

#857B79

Preview Lab

Preview with #BB2F21

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

Preview Lab → · Contrast checker → · Palette generator →