Recognised as Colour

#B4129C

#B4129C
Magenta
Dark
Nearest: Dark magenta

#B4129C is a magenta with RGB values 180, 18, 156 and HSL 309°, 82%, 39%. It is a dark colour, so white text on it reaches 6:1 contrast (AA for normal text). The nearest named colour is Dark magenta.

Colour values

#B4129C#B4129C

HEX#B4129C

RGBrgb(180, 18, 156)

RGB (0–1)0.7059, 0.0706, 0.6118

RGB percentages70.6%, 7.1%, 61.2%

HSLhsl(308.9, 81.8%, 38.8%)

HSV / HSBhsv(308.9, 90%, 70.6%)

CMYK0%, 90%, 13.3%, 29.4%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer11,801,244

CSS custom property--colour: #B4129C;

Brightness & contrast

Relative luminance0.12536WCAG 2.x, 0 is black and 1 is white

Perceived brightness112.5 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 5.99:1

Contrast with white5.99:1WCAG normal text: AA

Contrast with black3.51:1WCAG normal text: Fail

Greyscale equivalent#3E3E3E

Inverted#4BED63

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#16559Fno red cones; affects about 1% of men; ΔE 62.4 from the original

Deuteranopia#586B99no green cones; the most common form, about 1% of men; ΔE 65.3 from the original

Tritanopia#BE255Cno blue cones; rare, and affects men and women equally; ΔE 41.7 from the original

Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning

Contrast with white, large text5.99:1WCAG large text: AAA

Contrast with black, large text3.51:1WCAG large text: AA

Named colours

Dark magenta · ΔE 13.2 Purple · ΔE 17 Medium violet red · ΔE 18.7 Medium orchid · ΔE 21.2 Orchid · ΔE 25.6 Dark orchid · ΔE 27

Nearest named CSS colourDark magenta (#8B008B)ΔE 13.24, a distinctly different colour

Hue familymagenta

CSS keyword usableNo exact keyword

Colour harmonies

base +30°+90°+120°+180°+210°+240°+270°+330°

Complementary#12B42A

Analogous#7B12B4, #B4124B

Triadic#9CB412, #129CB4

Split complementary#4BB412, #12B47B

Tetradic#B47B12, #12B42A, #124BB4

Tints, shades & saturation

+40%+30%+20%+10%base -10%-20%-30%-40%

Lighter +40%#F59DE8

Lighter +30%#F16EDD

Lighter +20%#EC40D2

Lighter +10%#E217C4

Darker −10%#860D74

Darker −20%#57094C

Darker −30%#290423

Darker −40%#000000

More saturated +25%#C600A9

Less saturated −25%#9B2B8B

Channel breakdown

R180

G18

B156

Red180 (70.6%)

Green18 (7.1%)

Blue156 (61.2%)

Hue308.89°

Saturation (HSL)81.82%

Lightness38.82%

Dominant channelRed

Hex per channelR B4 · G 12 · B 9C

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Harmonies

Lighter and darker

Similar named colours

Also reads as

B4129C (chemical formula)

Formula
44,646.501 g/mol
4130 atoms

B4129C has a molar mass of 44,646.501 g/mol, made up of 4130 atoms across 2 elements: 4129 × B, 1 × C.

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Molar mass

Molar mass44,646.501 g/mol

Total atoms per molecule4130

Distinct elements2

Mass of one molecule7.4137259 × 10^-20 g

Molecules per gram1.3488494 × 10^19

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%

C0%

Boron (B × 4129)44,634.49 g/mol, 99.973%

Carbon (C)12.011 g/mol, 0.027%

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