Recognised as Colour
#B400CB
- #B400CB
- Magenta
- Dark
- Nearest: Dark violet
#B400CB is a magenta with RGB values 180, 0, 203 and HSL 293°, 100%, 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
#B400CB#B400CB
HEX#B400CB
RGBrgb(180, 0, 203)
RGB (0–1)0.7059, 0, 0.7961
RGB percentages70.6%, 0%, 79.6%
HSLhsl(293.2, 100%, 39.8%)
HSV / HSBhsv(293.2, 100%, 79.6%)
CMYK11.3%, 100%, 0%, 20.4%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer11,796,683
CSS custom property--colour: #B400CB;
Brightness & contrast
Relative luminance0.14015WCAG 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 black3.8:1WCAG normal text: Fail
Greyscale equivalent#353535
Inverted#4BFF34
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 text3.8:1WCAG large text: AA
Named colours
Hue familymagenta
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#17CB00
Analogous#4F00CB, #CB007C
Triadic#CBB400, #00CBB4
Split complementary#7DCB00, #00CB4E
Tetradic#CB4F00, #17CB00, #007DCB
Tints, shades & saturation
Channel breakdown
R180
G0
B203
Red180 (70.6%)
Green0 (0%)
Blue203 (79.6%)
Hue293.2°
Saturation (HSL)100%
Lightness39.8%
Dominant channelBlue
Hex per channelR B4 · G 00 · B CB
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Harmonies
Similar named colours
Also reads as
B400CB (chemical formula)
- Formula
- 4,346.821 g/mol
- 402 atoms
B400CB has a molar mass of 4,346.821 g/mol, made up of 402 atoms across 2 elements: 401 × B, 1 × C.
Molar mass
Molar mass4,346.821 g/mol
Total atoms per molecule402
Distinct elements2
Mass of one molecule7.2180661 × 10^-21 g
Molecules per gram1.3854126 × 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 × 401)4,334.81 g/mol, 99.724%
Carbon (C)12.011 g/mol, 0.276%
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