Recognised as Colour

#B71BF4

#B71BF4
Violet
Dark
Nearest: Dark violet

#B71BF4 is a violet with RGB values 183, 27, 244 and HSL 283°, 91%, 53%. It is a dark colour, so white text on it reaches 4.7:1 contrast (AA for normal text). The nearest named colour is Dark violet.

Colour values

#B71BF4#B71BF4

HEX#B71BF4

RGBrgb(183, 27, 244)

RGB (0–1)0.7176, 0.1059, 0.9569

RGB percentages71.8%, 10.6%, 95.7%

HSLhsl(283.1, 90.8%, 53.1%)

HSV / HSBhsv(283.1, 88.9%, 95.7%)

CMYK25%, 88.9%, 0%, 4.3%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer12,000,244

CSS custom property--colour: #B71BF4;

Brightness & contrast

Relative luminance0.17383WCAG 2.x, 0 is black and 1 is white

Perceived brightness131.3 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 4.69:1

Contrast with white4.69:1WCAG normal text: AA

Contrast with black4.48:1WCAG normal text: Fail

Greyscale equivalent#4C4C4C

Inverted#48E40B

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#006DF9no red cones; affects about 1% of men; ΔE 55.1 from the original

Deuteranopia#0077F0no green cones; the most common form, about 1% of men; ΔE 65.2 from the original

Tritanopia#B05C91no blue cones; rare, and affects men and women equally; ΔE 73.7 from the original

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

Contrast with white, large text4.69:1WCAG large text: AAA

Contrast with black, large text4.48:1WCAG large text: AA

Named colours

Dark violet · ΔE 12.2 Blue violet · ΔE 15.2 Fuchsia · ΔE 22.9 Magenta · ΔE 22.9 Dark orchid · ΔE 23.6 Medium blue · ΔE 33.8

Nearest named CSS colourDark violet (#9400D3)ΔE 12.21, a distinctly different colour

Hue familyviolet

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#58F41B

Analogous#4A1BF4, #F41BC5

Triadic#F4B71B, #1BF4B7

Split complementary#C4F41B, #1BF44B

Tetradic#F44B1B, #58F41B, #1BC4F4

Tints, shades & saturation

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

Lighter +40%#F4DEFD

Lighter +30%#E5ADFB

Lighter +20%#D67CF9

Lighter +10%#C64CF6

Darker −10%#9A0AD2

Darker −20%#7608A1

Darker −30%#520571

Darker −40%#2F0340

More saturated +25%#BC10FF

Less saturated −25%#AA39D6

Channel breakdown

R183

G27

B244

Red183 (71.8%)

Green27 (10.6%)

Blue244 (95.7%)

Hue283.13°

Saturation (HSL)90.79%

Lightness53.14%

Dominant channelBlue

Hex per channelR B7 · G 1B · B F4

Keep nerding

Every link below is a page Nerdulator can generate from what it already knows about this value.

Harmonies

Lighter and darker

Similar named colours

Also reads as

B71BF4 (chemical formula)

Formula
854.312 g/mol
76 atoms

B71BF4 has a molar mass of 854.312 g/mol, made up of 76 atoms across 2 elements: 72 × B, 4 × F.

Open this reading on its own page →

Molar mass

Molar mass854.312 g/mol

Total atoms per molecule76

Distinct elements2

Mass of one molecule1.4186185 × 10^-21 g

Molecules per gram7.0491118 × 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

B91.1%

F8.9%

Boron (B × 72)778.32 g/mol, 91.105%

Fluorine (F × 4)75.992 g/mol, 8.895%

Keep nerding

Every link below is a page Nerdulator can generate from what it already knows about this value.

Elements in this formula

Nerdulate something else

Nothing in mind? Surprise me · today’s page