Recognised as Colour
#B12770
- #B12770
- Magenta
- Dark
- Nearest: Medium violet red
#B12770 is a magenta with RGB values 177, 39, 112 and HSL 328°, 64%, 42%. It is a dark colour, so white text on it reaches 6.2:1 contrast (AA for normal text). The nearest named colour is Medium violet red.
Colour values
#B12770#B12770
HEX#B12770
RGBrgb(177, 39, 112)
RGB (0–1)0.6941, 0.1529, 0.4392
RGB percentages69.4%, 15.3%, 43.9%
HSLhsl(328.3, 63.9%, 42.4%)
HSV / HSBhsv(328.3, 78%, 69.4%)
CMYK0%, 78%, 36.7%, 30.6%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer11,609,968
CSS custom property--colour: #B12770;
Brightness & contrast
Relative luminance0.11968WCAG 2.x, 0 is black and 1 is white
Perceived brightness108.1 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 6.19:1
Contrast with white6.19:1WCAG normal text: AA
Contrast with black3.39:1WCAG normal text: Fail
Greyscale equivalent#4A4A4A
Inverted#4ED88F
Colour vision & accessibility
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text6.19:1WCAG large text: AAA
Contrast with black, large text3.39:1WCAG large text: AA
Named colours
Hue familymagenta
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#27B168
Analogous#AD27B1, #B1272B
Triadic#70B127, #2770B1
Split complementary#2BB127, #27B1AD
Tetradic#B1AD27, #27B168, #272BB1
Tints, shades & saturation
Channel breakdown
R177
G39
B112
Red177 (69.4%)
Green39 (15.3%)
Blue112 (43.9%)
Hue328.26°
Saturation (HSL)63.89%
Lightness42.35%
Dominant channelRed
Hex per channelR B1 · G 27 · B 70
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Harmonies
Similar named colours
Also reads as
B12770 (chemical formula)
- Formula
- 138,043.7 g/mol
- 12770 atoms
B12770 has a molar mass of 138,043.7 g/mol, made up of 12770 atoms across 1 element: 12770 × B.
Molar mass
Molar mass138,043.7 g/mol
Total atoms per molecule12770
Distinct elements1
Mass of one molecule2.2922696 × 10^-19 g
Molecules per gram4.3624887 × 10^18
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 × 12770)138,043.7 g/mol, 100%
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