Recognised as Colour
#B3B3BC
- #B3B3BC
- Grey
- Dark
- Nearest: Dark grey
#B3B3BC is a grey with RGB values 179, 179, 188 and HSL 240°, 6%, 72%. It is a dark colour, so black text on it reaches 10.1:1 contrast (AAA for normal text). The nearest named colour is Dark grey.
Colour values
#B3B3BC#B3B3BC
HEX#B3B3BC
RGBrgb(179, 179, 188)
RGB (0–1)0.702, 0.702, 0.7373
RGB percentages70.2%, 70.2%, 73.7%
HSLhsl(240, 6.3%, 72%)
HSV / HSBhsv(240, 4.8%, 73.7%)
CMYK4.8%, 4.8%, 0%, 26.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer11,776,956
CSS custom property--colour: #B3B3BC;
Brightness & contrast
Relative luminance0.45455WCAG 2.x, 0 is black and 1 is white
Perceived brightness180 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 10.09:1
Contrast with white2.08:1WCAG normal text: Fail
Contrast with black10.09:1WCAG normal text: AAA
Greyscale equivalent#B4B4B4
Inverted#4C4C43
Colour vision & accessibility
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text2.08:1WCAG large text: Fail
Contrast with black, large text10.09:1WCAG large text: AAA
Named colours
Hue familygrey
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#BCBCB3
Analogous#B3B7BC, #B7B3BC
Triadic#BCB3B3, #B3BCB3
Split complementary#BCB7B3, #B7BCB3
Tetradic#BCB3B7, #BCBCB3, #B3BCB7
Tints, shades & saturation
Channel breakdown
R179
G179
B188
Red179 (70.2%)
Green179 (70.2%)
Blue188 (73.7%)
Hue240°
Saturation (HSL)6.29%
Lightness71.96%
Dominant channelBlue
Hex per channelR B3 · G B3 · B BC
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Harmonies
Similar named colours
Also reads as
B3B3BC (chemical formula)
- Formula
- 87.681 g/mol
- 8 atoms
B3B3BC has a molar mass of 87.681 g/mol, made up of 8 atoms across 2 elements: 7 × B, 1 × C.
Molar mass
Molar mass87.681 g/mol
Total atoms per molecule8
Distinct elements2
Mass of one molecule1.4559773 × 10^-22 g
Molecules per gram6.8682391 × 10^21
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
B86.3%
C13.7%
Boron (B × 7)75.67 g/mol, 86.301%
Carbon (C)12.011 g/mol, 13.699%
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