Recognised as Colour
#B3889B
- #B3889B
- Red
- Dark
- Nearest: Rosy brown
#B3889B is a red with RGB values 179, 136, 155 and HSL 333°, 22%, 62%. It is a dark colour, so black text on it reaches 6.9:1 contrast (AA for normal text). The nearest named colour is Rosy brown.
Colour values
#B3889B#B3889B
HEX#B3889B
RGBrgb(179, 136, 155)
RGB (0–1)0.702, 0.5333, 0.6078
RGB percentages70.2%, 53.3%, 60.8%
HSLhsl(333.5, 22.1%, 61.8%)
HSV / HSBhsv(333.5, 24%, 70.2%)
CMYK0%, 24%, 13.4%, 29.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer11,765,915
CSS custom property--colour: #B3889B;
Brightness & contrast
Relative luminance0.29559WCAG 2.x, 0 is black and 1 is white
Perceived brightness152.2 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 6.91:1
Contrast with white3.04:1WCAG normal text: Fail
Contrast with black6.91:1WCAG normal text: AA
Greyscale equivalent#939393
Inverted#4C7764
Colour vision & accessibility
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text3.04:1WCAG large text: AA
Contrast with black, large text6.91:1WCAG large text: AAA
Named colours
Hue familyred
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#88B3A0
Analogous#B388B1, #B38B88
Triadic#9BB388, #889BB3
Split complementary#88B38B, #88B1B3
Tetradic#B1B388, #88B3A0, #8B88B3
Tints, shades & saturation
Channel breakdown
R179
G136
B155
Red179 (70.2%)
Green136 (53.3%)
Blue155 (60.8%)
Hue333.49°
Saturation (HSL)22.05%
Lightness61.76%
Dominant channelRed
Hex per channelR B3 · G 88 · B 9B
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Also reads as
B3889B (chemical formula)
- Formula
- 42,050.9 g/mol
- 3890 atoms
B3889B has a molar mass of 42,050.9 g/mol, made up of 3890 atoms across 1 element: 3890 × B.
Molar mass
Molar mass42,050.9 g/mol
Total atoms per molecule3890
Distinct elements1
Mass of one molecule6.9827162 × 10^-20 g
Molecules per gram1.4321075 × 10^19
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 × 3890)42,050.9 g/mol, 100%
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