Recognised as Colour
#B5B6B4
- #B5B6B4
- Grey
- Dark
- Nearest: Silver
#B5B6B4 is a grey with RGB values 181, 182, 180 and HSL 90°, 1%, 71%. 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
#B5B6B4#B5B6B4
HEX#B5B6B4
RGBrgb(181, 182, 180)
RGB (0–1)0.7098, 0.7137, 0.7059
RGB percentages71%, 71.4%, 70.6%
HSLhsl(90, 1.4%, 71%)
HSV / HSBhsv(90, 1.1%, 71.4%)
CMYK0.5%, 0%, 1.1%, 28.6%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer11,908,788
CSS custom property--colour: #B5B6B4;
Brightness & contrast
Relative luminance0.46575WCAG 2.x, 0 is black and 1 is white
Perceived brightness181.5 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 10.31:1
Contrast with white2.04:1WCAG normal text: Fail
Contrast with black10.31:1WCAG normal text: AAA
Greyscale equivalent#B6B6B6
Inverted#4A494B
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 text10.31:1WCAG large text: AAA
Named colours
Hue familygrey
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#B5B4B6
Analogous#B6B6B4, #B4B6B4
Triadic#B4B5B6, #B6B4B5
Split complementary#B4B4B6, #B6B4B6
Tetradic#B4B6B6, #B5B4B6, #B6B4B4
Tints, shades & saturation
Channel breakdown
R181
G182
B180
Red181 (71%)
Green182 (71.4%)
Blue180 (70.6%)
Hue90°
Saturation (HSL)1.35%
Lightness70.98%
Dominant channelGreen
Hex per channelR B5 · G B6 · B B4
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Also reads as
B5B6B4 (chemical formula)
- Formula
- 162.15 g/mol
- 15 atoms
B5B6B4 has a molar mass of 162.15 g/mol, made up of 15 atoms across 1 element: 15 × B.
Molar mass
Molar mass162.15 g/mol
Total atoms per molecule15
Distinct elements1
Mass of one molecule2.6925641 × 10^-22 g
Molecules per gram3.713932 × 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
B100%
Boron (B × 15)162.15 g/mol, 100%
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