Recognised as Colour
#B401CB
- #B401CB
- Magenta
- Dark
- Nearest: Dark violet
#B401CB is a magenta with RGB values 180, 1, 203 and HSL 293°, 99%, 40%. It is a dark colour, so white text on it reaches 5.5:1 contrast (AA for normal text). The nearest named colour is Dark violet.
Colour values
#B401CB#B401CB
HEX#B401CB
RGBrgb(180, 1, 203)
RGB (0–1)0.7059, 0.0039, 0.7961
RGB percentages70.6%, 0.4%, 79.6%
HSLhsl(293.2, 99%, 40%)
HSV / HSBhsv(293.2, 99.5%, 79.6%)
CMYK11.3%, 99.5%, 0%, 20.4%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer11,796,939
CSS custom property--colour: #B401CB;
Brightness & contrast
Relative luminance0.14037WCAG 2.x, 0 is black and 1 is white
Perceived brightness119.9 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 5.52:1
Contrast with white5.52:1WCAG normal text: AA
Contrast with black3.81:1WCAG normal text: Fail
Greyscale equivalent#363636
Inverted#4BFE34
Colour vision & accessibility
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text5.52:1WCAG large text: AAA
Contrast with black, large text3.81:1WCAG large text: AA
Named colours
Hue familymagenta
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#18CB01
Analogous#4F01CB, #CB017D
Triadic#CBB401, #01CBB4
Split complementary#7DCB01, #01CB4F
Tetradic#CB4F01, #18CB01, #017DCB
Tints, shades & saturation
Channel breakdown
R180
G1
B203
Red180 (70.6%)
Green1 (0.4%)
Blue203 (79.6%)
Hue293.17°
Saturation (HSL)99.02%
Lightness40%
Dominant channelBlue
Hex per channelR B4 · G 01 · B CB
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Harmonies
Similar named colours
Also reads as
B401CB (chemical formula)
- Formula
- 4,357.631 g/mol
- 403 atoms
B401CB has a molar mass of 4,357.631 g/mol, made up of 403 atoms across 2 elements: 402 × B, 1 × C.
Molar mass
Molar mass4,357.631 g/mol
Total atoms per molecule403
Distinct elements2
Mass of one molecule7.2360165 × 10^-21 g
Molecules per gram1.3819758 × 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
B99.7%
C0.3%
Boron (B × 402)4,345.62 g/mol, 99.724%
Carbon (C)12.011 g/mol, 0.276%
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