Recognised as Colour
#B4BDB7
- #B4BDB7
- Grey
- Dark
- Nearest: Silver
#B4BDB7 is a grey with RGB values 180, 189, 183 and HSL 140°, 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
#B4BDB7#B4BDB7
HEX#B4BDB7
RGBrgb(180, 189, 183)
RGB (0–1)0.7059, 0.7412, 0.7176
RGB percentages70.6%, 74.1%, 71.8%
HSLhsl(140, 6.4%, 72.4%)
HSV / HSBhsv(140, 4.8%, 74.1%)
CMYK4.8%, 0%, 3.2%, 25.9%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer11,845,047
CSS custom property--colour: #B4BDB7;
Brightness & contrast
Relative luminance0.49517WCAG 2.x, 0 is black and 1 is white
Perceived brightness185.7 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 10.9:1
Contrast with white1.93:1WCAG normal text: Fail
Contrast with black10.9:1WCAG normal text: AAA
Greyscale equivalent#BBBBBB
Inverted#4B4248
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 text10.9:1WCAG large text: AAA
Named colours
Hue familygrey
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#BDB4BA
Analogous#B6BDB4, #B4BDBC
Triadic#B7B4BD, #BDB7B4
Split complementary#BCB4BD, #BDB4B6
Tetradic#B4B6BD, #BDB4BA, #BDBCB4
Tints, shades & saturation
Channel breakdown
R180
G189
B183
Red180 (70.6%)
Green189 (74.1%)
Blue183 (71.8%)
Hue140°
Saturation (HSL)6.38%
Lightness72.35%
Dominant channelGreen
Hex per channelR B4 · G BD · B B7
Keep nerding
Every link below is a page Nerdulator can generate from what it already knows about this value.
Also reads as
B4BDb7 (chemical formula)
- Formula
- 1,930.05 g/mol
- 12 atoms
B4BDb7 has a molar mass of 1,930.05 g/mol, made up of 12 atoms across 2 elements: 5 × B, 7 × Db.
Molar mass
Molar mass1,930.05 g/mol
Total atoms per molecule12
Distinct elements2
Mass of one molecule3.2049234 × 10^-21 g
Molecules per gram3.1201994 × 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
B2.8%
Db97.2%
Boron (B × 5)54.05 g/mol, 2.8%
Dubnium (Db × 7)1,876 g/mol, 97.2%
Keep nerding
Every link below is a page Nerdulator can generate from what it already knows about this value.
Nerdulate something else
Nothing in mind? Surprise me · today’s page