Recognised as Colour

#B54BE4

#B54BE4
Violet
Dark
Nearest: Dark orchid

#B54BE4 is a violet with RGB values 181, 75, 228 and HSL 282°, 74%, 59%. It is a dark colour, so black text on it reaches 5.1:1 contrast (AA for normal text). The nearest named colour is Dark orchid.

Colour values

#B54BE4#B54BE4

HEX#B54BE4

RGBrgb(181, 75, 228)

RGB (0–1)0.7098, 0.2941, 0.8941

RGB percentages71%, 29.4%, 89.4%

HSLhsl(281.6, 73.9%, 59.4%)

HSV / HSBhsv(281.6, 67.1%, 89.4%)

CMYK20.6%, 67.1%, 0%, 10.6%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer11,881,444

CSS custom property--colour: #B54BE4;

Brightness & contrast

Relative luminance0.20457WCAG 2.x, 0 is black and 1 is white

Perceived brightness137.9 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundBlackcontrast 5.09:1

Contrast with white4.12:1WCAG normal text: Fail

Contrast with black5.09:1WCAG normal text: AA

Greyscale equivalent#6D6D6D

Inverted#4AB41B

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#0077E9no red cones; affects about 1% of men; ΔE 50.2 from the original

Deuteranopia#417FE1no green cones; the most common form, about 1% of men; ΔE 53.3 from the original

Tritanopia#B06A92no blue cones; rare, and affects men and women equally; ΔE 58.8 from the original

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

Contrast with white, large text4.12:1WCAG large text: AA

Contrast with black, large text5.09:1WCAG large text: AAA

Named colours

Dark orchid · ΔE 9 Medium orchid · ΔE 13.6 Blue violet · ΔE 19.1 Dark violet · ΔE 20 Medium slateblue · ΔE 25.4 Dark magenta · ΔE 28.6

Nearest named CSS colourDark orchid (#9932CC)ΔE 9.04, clearly different but related

Hue familyviolet

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#7AE44B

Analogous#684BE4, #E44BC7

Triadic#E4B54B, #4BE4B5

Split complementary#C7E44B, #4BE468

Tetradic#E4684B, #7AE44B, #4BC7E4

Tints, shades & saturation

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

Lighter +40%#FEFCFF

Lighter +30%#ECD0F8

Lighter +20%#D9A4F1

Lighter +10%#C777EB

Darker −10%#A221DB

Darker −20%#811AAF

Darker −30%#601482

Darker −40%#400D56

More saturated +25%#BF31FE

Less saturated −25%#AB65CA

Channel breakdown

R181

G75

B228

Red181 (71%)

Green75 (29.4%)

Blue228 (89.4%)

Hue281.57°

Saturation (HSL)73.91%

Lightness59.41%

Dominant channelBlue

Hex per channelR B5 · G 4B · B E4

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Harmonies

Lighter and darker

Similar named colours

Also reads as

B54Be4 (chemical formula)

Formula
619.7888 g/mol
58 atoms

B54Be4 has a molar mass of 619.7888 g/mol, made up of 58 atoms across 2 elements: 54 × B, 4 × Be.

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Molar mass

Molar mass619.7888 g/mol

Total atoms per molecule58

Distinct elements2

Mass of one molecule1.0291835 × 10^-21 g

Molecules per gram9.7164401 × 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

B94.2%

Be5.8%

Boron (B × 54)583.74 g/mol, 94.184%

Beryllium (Be × 4)36.0488 g/mol, 5.816%

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Elements in this formula

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