Recognised as Colour
#B4BDB4
- #B4BDB4
- Grey
- Dark
- Nearest: Silver
#B4BDB4 is a grey with RGB values 180, 189, 180 and HSL 120°, 6%, 72%. It is a dark colour, so black text on it reaches 10.9:1 contrast (AAA for normal text). The nearest named colour is Silver.
Colour values
#B4BDB4#B4BDB4
HEX#B4BDB4
RGBrgb(180, 189, 180)
RGB (0–1)0.7059, 0.7412, 0.7059
RGB percentages70.6%, 74.1%, 70.6%
HSLhsl(120, 6.4%, 72.4%)
HSV / HSBhsv(120, 4.8%, 74.1%)
CMYK4.8%, 0%, 4.8%, 25.9%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer11,845,044
CSS custom property--colour: #B4BDB4;
Brightness & contrast
Relative luminance0.49394WCAG 2.x, 0 is black and 1 is white
Perceived brightness185.3 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 10.88:1
Contrast with white1.93:1WCAG normal text: Fail
Contrast with black10.88:1WCAG normal text: AAA
Greyscale equivalent#BABABA
Inverted#4B424B
Colour vision & accessibility
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text1.93:1WCAG large text: Fail
Contrast with black, large text10.88:1WCAG large text: AAA
Named colours
Hue familygrey
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#BDB4BD
Analogous#B9BDB4, #B4BDB9
Triadic#B4B4BD, #BDB4B4
Split complementary#B9B4BD, #BDB4B9
Tetradic#B4B9BD, #BDB4BD, #BDB9B4
Tints, shades & saturation
Channel breakdown
R180
G189
B180
Red180 (70.6%)
Green189 (74.1%)
Blue180 (70.6%)
Hue120°
Saturation (HSL)6.38%
Lightness72.35%
Dominant channelGreen
Hex per channelR B4 · G BD · B B4
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Also reads as
B4BDb4 (chemical formula)
- Formula
- 1,126.05 g/mol
- 9 atoms
B4BDb4 has a molar mass of 1,126.05 g/mol, made up of 9 atoms across 2 elements: 5 × B, 4 × Db.
Molar mass
Molar mass1,126.05 g/mol
Total atoms per molecule9
Distinct elements2
Mass of one molecule1.86985 × 10^-21 g
Molecules per gram5.3480225 × 10^20
Name
NameNot in the name tablea name cannot be worked out from a formula alone: isomers share formulas, and naming depends on bonding the formula does not show
Composition by mass
B4.8%
Db95.2%
Boron (B × 5)54.05 g/mol, 4.8%
Dubnium (Db × 4)1,072 g/mol, 95.2%
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