Recognised as Colour

#64209B

#64209B
Violet
Dark
Nearest: Indigo

#64209B is a violet with RGB values 100, 32, 155 and HSL 273°, 66%, 37%. It is a dark colour, so white text on it reaches 9.5:1 contrast (AAA for normal text). The nearest named colour is Indigo.

Colour values

#64209B#64209B

HEX#64209B

RGBrgb(100, 32, 155)

RGB (0–1)0.3922, 0.1255, 0.6078

RGB percentages39.2%, 12.5%, 60.8%

HSLhsl(273.2, 65.8%, 36.7%)

HSV / HSBhsv(273.2, 79.4%, 60.8%)

CMYK35.5%, 79.4%, 0%, 39.2%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer6,561,947

CSS custom property--colour: #64209B;

Brightness & contrast

Relative luminance0.06109WCAG 2.x, 0 is black and 1 is white

Perceived brightness79.6 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 9.45:1

Contrast with white9.45:1WCAG normal text: AAA

Contrast with black2.22:1WCAG normal text: Fail

Greyscale equivalent#373737

Inverted#9BDF64

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#00449Eno red cones; affects about 1% of men; ΔE 32.6 from the original

Deuteranopia#004699no green cones; the most common form, about 1% of men; ΔE 36.2 from the original

Tritanopia#59405Dno blue cones; rare, and affects men and women equally; ΔE 53.7 from the original

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

Contrast with white, large text9.45:1WCAG large text: AAA

Contrast with black, large text2.22:1WCAG large text: Fail

Named colours

Indigo · ΔE 9.2 Rebecca purple · ΔE 11.4 Purple · ΔE 18.6 Dark magenta · ΔE 18.6 Dark orchid · ΔE 20.3 Navy · ΔE 20.5

Nearest named CSS colourIndigo (#4B0082)ΔE 9.22, clearly different but related

Hue familyviolet

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#579B20

Analogous#27209B, #9B2094

Triadic#9B6420, #209B64

Split complementary#949B20, #209B27

Tetradic#9B2720, #579B20, #20949B

Tints, shades & saturation

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

Lighter +40%#C89CEB

Lighter +30%#B072E2

Lighter +20%#9848D9

Lighter +10%#7F29C5

Darker −10%#491771

Darker −20%#2D0F46

Darker −30%#12061C

Darker −40%#000000

More saturated +25%#6609B2

Less saturated −25%#623784

Channel breakdown

R100

G32

B155

Red100 (39.2%)

Green32 (12.5%)

Blue155 (60.8%)

Hue273.17°

Saturation (HSL)65.78%

Lightness36.67%

Dominant channelBlue

Hex per channelR 64 · G 20 · B 9B

Keep nerding

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#64209B

Colour values

Brightness & contrast

Colour vision & accessibility

Named colours

Colour harmonies

Tints, shades & saturation

Channel breakdown

Keep nerding

Harmonies

Lighter and darker

Similar named colours

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