Recognised as Colour
#B217F2
- #B217F2
- Violet
- Dark
- Nearest: Dark violet
#B217F2 is a violet with RGB values 178, 23, 242 and HSL 282°, 89%, 52%. It is a dark colour, so white text on it reaches 4.9:1 contrast (AA for normal text). The nearest named colour is Dark violet.
Colour values
#B217F2#B217F2
HEX#B217F2
RGBrgb(178, 23, 242)
RGB (0–1)0.698, 0.0902, 0.949
RGB percentages69.8%, 9%, 94.9%
HSLhsl(282.5, 89.4%, 52%)
HSV / HSBhsv(282.5, 90.5%, 94.9%)
CMYK26.4%, 90.5%, 0%, 5.1%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer11,671,538
CSS custom property--colour: #B217F2;
Brightness & contrast
Relative luminance0.16489WCAG 2.x, 0 is black and 1 is white
Perceived brightness128.3 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 4.89:1
Contrast with white4.89:1WCAG normal text: AA
Contrast with black4.3:1WCAG normal text: Fail
Greyscale equivalent#484848
Inverted#4DE80D
Colour vision & accessibility
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text4.89:1WCAG large text: AAA
Contrast with black, large text4.3:1WCAG large text: AA
Named colours
Hue familyviolet
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#57F217
Analogous#4517F2, #F217C4
Triadic#F2B217, #17F2B2
Split complementary#C5F217, #17F244
Tetradic#F24417, #57F217, #17C4F2
Tints, shades & saturation
Channel breakdown
R178
G23
B242
Red178 (69.8%)
Green23 (9%)
Blue242 (94.9%)
Hue282.47°
Saturation (HSL)89.39%
Lightness51.96%
Dominant channelBlue
Hex per channelR B2 · G 17 · B F2
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Harmonies
Similar named colours
Also reads as
B217F2 (chemical formula)
- Formula
- 2,383.766 g/mol
- 219 atoms
B217F2 has a molar mass of 2,383.766 g/mol, made up of 219 atoms across 2 elements: 217 × B, 2 × F.
Molar mass
Molar mass2,383.766 g/mol
Total atoms per molecule219
Distinct elements2
Mass of one molecule3.9583366 × 10^-21 g
Molecules per gram2.5263137 × 10^20
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
B98.4%
F1.6%
Boron (B × 217)2,345.77 g/mol, 98.406%
Fluorine (F × 2)37.996 g/mol, 1.594%
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