Recognised as Colour
#B49191
- #B49191
- Red
- Dark
- Nearest: Rosy brown
#B49191 is a red with RGB values 180, 145, 145 and HSL 0°, 19%, 64%. It is a dark colour, so black text on it reaches 7.4:1 contrast (AAA for normal text). The nearest named colour is Rosy brown.
Colour values
#B49191#B49191
HEX#B49191
RGBrgb(180, 145, 145)
RGB (0–1)0.7059, 0.5686, 0.5686
RGB percentages70.6%, 56.9%, 56.9%
HSLhsl(0, 18.9%, 63.7%)
HSV / HSBhsv(0, 19.4%, 70.6%)
CMYK0%, 19.4%, 19.4%, 29.4%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer11,833,745
CSS custom property--colour: #B49191;
Brightness & contrast
Relative luminance0.31998WCAG 2.x, 0 is black and 1 is white
Perceived brightness156.3 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 7.4:1
Contrast with white2.84:1WCAG normal text: Fail
Contrast with black7.4:1WCAG normal text: AAA
Greyscale equivalent#989898
Inverted#4B6E6E
Colour vision & accessibility
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text2.84:1WCAG large text: Fail
Contrast with black, large text7.4:1WCAG large text: AAA
Named colours
Hue familyred
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#91B4B4
Analogous#B491A3, #B4A391
Triadic#91B491, #9191B4
Split complementary#91B4A3, #91A3B4
Tetradic#A3B491, #91B4B4, #A391B4
Tints, shades & saturation
Channel breakdown
R180
G145
B145
Red180 (70.6%)
Green145 (56.9%)
Blue145 (56.9%)
Hue0°
Saturation (HSL)18.92%
Lightness63.73%
Dominant channelRed
Hex per channelR B4 · G 91 · B 91
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Also reads as
B49191 (chemical formula)
- Formula
- 531,754.71 g/mol
- 49191 atoms
B49191 has a molar mass of 531,754.71 g/mol, made up of 49191 atoms across 1 element: 49191 × B.
Molar mass
Molar mass531,754.71 g/mol
Total atoms per molecule49191
Distinct elements1
Mass of one molecule8.8299947 × 10^-19 g
Molecules per gram1.1325035 × 10^18
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 × 49191)531,754.71 g/mol, 100%
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