Recognised as Colour
#BB39FF
- #BB39FF
- Violet
- Dark
- Nearest: Dark violet
#BB39FF is a violet with RGB values 187, 57, 255 and HSL 279°, 100%, 61%. It is a dark colour, so black text on it reaches 5.1:1 contrast (AA for normal text). The nearest named colour is Dark violet.
Colour values
#BB39FF#BB39FF
HEX#BB39FF
RGBrgb(187, 57, 255)
RGB (0–1)0.7333, 0.2235, 1
RGB percentages73.3%, 22.4%, 100%
HSLhsl(279.4, 100%, 61.2%)
HSV / HSBhsv(279.4, 77.6%, 100%)
CMYK26.7%, 77.6%, 0%, 0%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer12,270,079
CSS custom property--colour: #BB39FF;
Brightness & contrast
Relative luminance0.20711WCAG 2.x, 0 is black and 1 is white
Perceived brightness140.6 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 5.14:1
Contrast with white4.08:1WCAG normal text: Fail
Contrast with black5.14:1WCAG normal text: AA
Greyscale equivalent#636363
Inverted#44C600
Colour vision & accessibility
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text4.08:1WCAG large text: AA
Contrast with black, large text5.14:1WCAG large text: AAA
Named colours
Hue familyviolet
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#7DFF39
Analogous#5839FF, #FF39E0
Triadic#FFBB39, #39FFBB
Split complementary#E0FF39, #39FF58
Tetradic#FF5839, #7DFF39, #39E0FF
Tints, shades & saturation
Channel breakdown
R187
G57
B255
Red187 (73.3%)
Green57 (22.4%)
Blue255 (100%)
Hue279.39°
Saturation (HSL)100%
Lightness61.18%
Dominant channelBlue
Hex per channelR BB · G 39 · B FF
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Harmonies
Similar named colours
Also reads as
BB39FF (chemical formula)
- Formula
- 470.396 g/mol
- 42 atoms
BB39FF has a molar mass of 470.396 g/mol, made up of 42 atoms across 2 elements: 40 × B, 2 × F.
Molar mass
Molar mass470.396 g/mol
Total atoms per molecule42
Distinct elements2
Mass of one molecule7.8111094 × 10^-22 g
Molecules per gram1.2802279 × 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
B91.9%
F8.1%
Boron (B × 40)432.4 g/mol, 91.923%
Fluorine (F × 2)37.996 g/mol, 8.077%
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