Recognised as Colour
#BB1BB4
- #BB1BB4
- Magenta
- Dark
- Nearest: Dark magenta
#BB1BB4 is a magenta with RGB values 187, 27, 180 and HSL 303°, 75%, 42%. It is a dark colour, so white text on it reaches 5.3:1 contrast (AA for normal text). The nearest named colour is Dark magenta.
Colour values
#BB1BB4#BB1BB4
HEX#BB1BB4
RGBrgb(187, 27, 180)
RGB (0–1)0.7333, 0.1059, 0.7059
RGB percentages73.3%, 10.6%, 70.6%
HSLhsl(302.6, 74.8%, 42%)
HSV / HSBhsv(302.6, 85.6%, 73.3%)
CMYK0%, 85.6%, 3.7%, 26.7%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer12,262,324
CSS custom property--colour: #BB1BB4;
Brightness & contrast
Relative luminance0.14644WCAG 2.x, 0 is black and 1 is white
Perceived brightness120.7 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 5.35:1
Contrast with white5.35:1WCAG normal text: AA
Contrast with black3.93:1WCAG normal text: Fail
Greyscale equivalent#484848
Inverted#44E44B
Colour vision & accessibility
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text5.35:1WCAG large text: AAA
Contrast with black, large text3.93:1WCAG large text: AA
Named colours
Hue familymagenta
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#1BBB22
Analogous#721BBB, #BB1B64
Triadic#B4BB1B, #1BB4BB
Split complementary#64BB1B, #1BBB72
Tetradic#BB721B, #1BBB22, #1B64BB
Tints, shades & saturation
Channel breakdown
R187
G27
B180
Red187 (73.3%)
Green27 (10.6%)
Blue180 (70.6%)
Hue302.63°
Saturation (HSL)74.77%
Lightness41.96%
Dominant channelRed
Hex per channelR BB · G 1B · B B4
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Harmonies
Similar named colours
Also reads as
BB1BB4 (chemical formula)
- Formula
- 75.67 g/mol
- 7 atoms
BB1BB4 has a molar mass of 75.67 g/mol, made up of 7 atoms across 1 element: 7 × B.
Molar mass
Molar mass75.67 g/mol
Total atoms per molecule7
Distinct elements1
Mass of one molecule1.2565299 × 10^-22 g
Molecules per gram7.9584257 × 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
B100%
Boron (B × 7)75.67 g/mol, 100%
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