Recognised as Colour
#BCB3B7
- #BCB3B7
- Grey
- Dark
- Nearest: Silver
#BCB3B7 is a grey with RGB values 188, 179, 183 and HSL 333°, 6%, 72%. It is a dark colour, so black text on it reaches 10.3:1 contrast (AAA for normal text). The nearest named colour is Silver.
Colour values
#BCB3B7#BCB3B7
HEX#BCB3B7
RGBrgb(188, 179, 183)
RGB (0–1)0.7373, 0.702, 0.7176
RGB percentages73.7%, 70.2%, 71.8%
HSLhsl(333.3, 6.3%, 72%)
HSV / HSBhsv(333.3, 4.8%, 73.7%)
CMYK0%, 4.8%, 2.7%, 26.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer12,366,775
CSS custom property--colour: #BCB3B7;
Brightness & contrast
Relative luminance0.4635WCAG 2.x, 0 is black and 1 is white
Perceived brightness182.2 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 10.27:1
Contrast with white2.04:1WCAG normal text: Fail
Contrast with black10.27:1WCAG normal text: AAA
Greyscale equivalent#B5B5B5
Inverted#434C48
Colour vision & accessibility
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text2.04:1WCAG large text: Fail
Contrast with black, large text10.27:1WCAG large text: AAA
Named colours
Hue familygrey
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#B3BCB8
Analogous#BCB3BB, #BCB3B3
Triadic#B7BCB3, #B3B7BC
Split complementary#B3BCB3, #B3BBBC
Tetradic#BBBCB3, #B3BCB8, #B3B3BC
Tints, shades & saturation
Channel breakdown
R188
G179
B183
Red188 (73.7%)
Green179 (70.2%)
Blue183 (71.8%)
Hue333.33°
Saturation (HSL)6.29%
Lightness71.96%
Dominant channelRed
Hex per channelR BC · G B3 · B B7
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Also reads as
BCB3B7 (chemical formula)
- Formula
- 130.921 g/mol
- 12 atoms
BCB3B7 has a molar mass of 130.921 g/mol, made up of 12 atoms across 2 elements: 11 × B, 1 × C.
Molar mass
Molar mass130.921 g/mol
Total atoms per molecule12
Distinct elements2
Mass of one molecule2.1739944 × 10^-22 g
Molecules per gram4.599828 × 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
B90.8%
C9.2%
Boron (B × 11)118.91 g/mol, 90.826%
Carbon (C)12.011 g/mol, 9.174%
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