Recognised as Colour

#C737FB

#C737FB
Violet
Dark
Nearest: Dark violet

#C737FB is a violet with RGB values 199, 55, 251 and HSL 284°, 96%, 60%. It is a dark colour, so black text on it reaches 5.4:1 contrast (AA for normal text). The nearest named colour is Dark violet.

Colour values

#C737FB#C737FB

HEX#C737FB

RGBrgb(199, 55, 251)

RGB (0–1)0.7804, 0.2157, 0.9843

RGB percentages78%, 21.6%, 98.4%

HSLhsl(284.1, 96.1%, 60%)

HSV / HSBhsv(284.1, 78.1%, 98.4%)

CMYK20.7%, 78.1%, 0%, 1.6%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer13,055,995

CSS custom property--colour: #C737FB;

Brightness & contrast

Relative luminance0.2184WCAG 2.x, 0 is black and 1 is white

Perceived brightness144.2 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundBlackcontrast 5.37:1

Contrast with white3.91:1WCAG normal text: Fail

Contrast with black5.37:1WCAG normal text: AA

Greyscale equivalent#646464

Inverted#38C804

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#0079FFno red cones; affects about 1% of men; ΔE 57.7 from the original

Deuteranopia#2A84F7no green cones; the most common form, about 1% of men; ΔE 65.8 from the original

Tritanopia#C2669Ano blue cones; rare, and affects men and women equally; ΔE 68.9 from the original

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

Contrast with white, large text3.91:1WCAG large text: AA

Contrast with black, large text5.37:1WCAG large text: AAA

Named colours

Dark violet · ΔE 15 Blue violet · ΔE 16.8 Fuchsia · ΔE 20.6 Magenta · ΔE 20.6 Dark orchid · ΔE 21 Medium orchid · ΔE 30.9

Nearest named CSS colourDark violet (#9400D3)ΔE 14.97, a distinctly different colour

Hue familyviolet

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#6BFB37

Analogous#6537FB, #FB37CD

Triadic#FBC737, #37FBC7

Split complementary#CDFB37, #37FB65

Tetradic#FB6537, #6BFB37, #37CDFB

Tints, shades & saturation

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

Lighter +40%#FFFFFF

Lighter +30%#F1CDFE

Lighter +20%#E39BFD

Lighter +10%#D569FC

Darker −10%#B905FA

Darker −20%#9404C8

Darker −30%#6F0396

Darker −40%#4A0264

More saturated +25%#C933FF

Less saturated −25%#BB51E2

Channel breakdown

R199

G55

B251

Red199 (78%)

Green55 (21.6%)

Blue251 (98.4%)

Hue284.08°

Saturation (HSL)96.08%

Lightness60%

Dominant channelBlue

Hex per channelR C7 · G 37 · B FB

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Harmonies

Lighter and darker

Similar named colours

Also reads as

C737FB (chemical formula)

Formula
8,881.915 g/mol
739 atoms

C737FB has a molar mass of 8,881.915 g/mol, made up of 739 atoms across 3 elements: 737 × C, 1 × F, 1 × B.

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Molar mass

Molar mass8,881.915 g/mol

Total atoms per molecule739

Distinct elements3

Mass of one molecule1.4748767 × 10^-20 g

Molecules per gram6.7802279 × 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

C99.7%

F0.2%

B0.1%

Carbon (C × 737)8,852.107 g/mol, 99.664%

Fluorine (F)18.998 g/mol, 0.214%

Boron (B)10.81 g/mol, 0.122%

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