#BB2D21#BB2D21

#BB2D21 is a mid, vivid red. Relative luminance 0.126; OKLCH L 52.2% C 0.180 H 29.4°. Best body text is #FFFFFF at 5.98:1 contrast (WCAG AA passes).

Color values

HEX	#BB2D21
RGB	rgb(187, 45, 33)
HSL	hsl(5, 70%, 43%)
HSV	hsv(5, 82%, 73%)
CMYK	cmyk(0%, 75.9%, 82.4%, 26.7%)
CIE-LAB	lab(42.08, 55.27, 41.69)
CIE-LCH	lch(42.08, 69.23, 37.03°)
OKLab	oklab(52.2% 0.1571 0.0887)
OKLCH	oklch(52.2% 0.18 29.4)
XYZ	xyz(21.7091, 12.5548, 2.7188)
Luminance	0.1255 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#BB2D21 #21AFBB

analogous

#BB2162 #BB2D21 #BB7A21

triadic

#BB2D21 #21BB2D #2D21BB

tetradic

#BB2D21 #62BB21 #21AFBB #7A21BB

square

#BB2D21 #62BB21 #21AFBB #7A21BB

split-complementary

#BB2D21 #21BB7A #2162BB

monochromatic

#53140F #872018 #BB2D21 #DD493D #E67A71

Accessibility & contrast

On white

5.98

#BB2D21 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.51

#BB2D21 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #BB2D21

5.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##BB2D21	#FFFFFF	#000000	##FFFFFF
##BB2D21	1.00	5.98	3.51	5.98
#FFFFFF	5.98	1.00	21.00	1.00
#000000	3.51	21.00	1.00	21.00
##FFFFFF	5.98	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#594F1E

Deuteranopia (green-blind)

#7C6F19

Tritanopia (blue-blind)

#CE002C

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #bb2d21;
/* rgb */ color: rgb(187, 45, 33);
/* oklch */ color: oklch(52.2% 0.180 29.4);

Tailwind

colors: {
  custom: {
    50: '#d9725e',
    500: '#bb2d21',
    950: '#000000',
  },
}

SCSS

$custom: #bb2d21;
$custom-light: #d9725e;
$custom-dark: #000000;

JSON

{
  "hex": "#bb2d21",
  "rgb": {
    "r": 187,
    "g": 45,
    "b": 33
  },
  "hsl": {
    "h": 4.675,
    "s": 70,
    "l": 43.137
  },
  "oklch": {
    "l": 0.52198,
    "c": 0.18046,
    "h": 29.4
  },
  "luminance": 0.12551
}

Semantic roles & 50–950 ramp

primary

#BB2D21

secondary

#6BC5CC

accent

#DFED3B

background

#FEF7F5

surface

#FDEDE9

border

#D5C8C5

text

#170904

muted

#857B79

Preview Lab

Preview with #BB2D21

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

Preview Lab → · Contrast checker → · Palette generator →