Recognised as Colour
#B45DB1
- #B45DB1
- Magenta
- Dark
- Nearest: Orchid
#B45DB1 is a magenta with RGB values 180, 93, 177 and HSL 302°, 37%, 54%. It is a dark colour, so black text on it reaches 5.1:1 contrast (AA for normal text). The nearest named colour is Orchid.
Colour values
#B45DB1#B45DB1
HEX#B45DB1
RGBrgb(180, 93, 177)
RGB (0–1)0.7059, 0.3647, 0.6941
RGB percentages70.6%, 36.5%, 69.4%
HSLhsl(302.1, 36.7%, 53.5%)
HSV / HSBhsv(302.1, 48.3%, 70.6%)
CMYK0%, 48.3%, 1.7%, 29.4%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer11,820,465
CSS custom property--colour: #B45DB1;
Brightness & contrast
Relative luminance0.20706WCAG 2.x, 0 is black and 1 is white
Perceived brightness135.4 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#767676
Inverted#4BA24E
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 familymagenta
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#5DB460
Analogous#8B5DB4, #B45D86
Triadic#B1B45D, #5DB1B4
Split complementary#85B45D, #5DB48C
Tetradic#B48C5D, #5DB460, #5D85B4
Tints, shades & saturation
Channel breakdown
R180
G93
B177
Red180 (70.6%)
Green93 (36.5%)
Blue177 (69.4%)
Hue302.07°
Saturation (HSL)36.71%
Lightness53.53%
Dominant channelRed
Hex per channelR B4 · G 5D · B B1
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Harmonies
Similar named colours
Also reads as
B45Db1 (chemical formula)
- Formula
- 754.45 g/mol
- 46 atoms
B45Db1 has a molar mass of 754.45 g/mol, made up of 46 atoms across 2 elements: 45 × B, 1 × Db.
Molar mass
Molar mass754.45 g/mol
Total atoms per molecule46
Distinct elements2
Mass of one molecule1.2527937 × 10^-21 g
Molecules per gram7.9821602 × 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
B64.5%
Db35.5%
Boron (B × 45)486.45 g/mol, 64.477%
Dubnium (Db)268 g/mol, 35.523%
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