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Recognised as Colour

#4911BB

  • #4911BB
  • Violet
  • Dark
  • Nearest: Blue violet

#4911BB is a violet with RGB values 73, 17, 187 and HSL 260°, 83%, 40%. It is a dark colour, so white text on it reaches 10.1:1 contrast (AAA for normal text). The nearest named colour is Blue violet.

Colour values

#4911BB#4911BB
HEX#4911BB
RGBrgb(73, 17, 187)
RGB (0–1)0.2863, 0.0667, 0.7333
RGB percentages28.6%, 6.7%, 73.3%
HSLhsl(259.8, 83.3%, 40%)
HSV / HSBhsv(259.8, 90.9%, 73.3%)
CMYK61%, 90.9%, 0%, 26.7%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer4,788,667
CSS custom property--colour: #4911BB;

Brightness & contrast

Relative luminance0.05405WCAG 2.x, 0 is black and 1 is white
Perceived brightness75.8 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 10.09:1
Contrast with white10.09:1WCAG normal text: AAA
Contrast with black2.08:1WCAG normal text: Fail
Greyscale equivalent#292929
Inverted#B6EE44

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#0046BFno red cones; affects about 1% of men; ΔE 31.7 from the original
Deuteranopia#003DB8no green cones; the most common form, about 1% of men; ΔE 28 from the original
Tritanopia#004D6Eno blue cones; rare, and affects men and women equally; ΔE 85.6 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text10.09:1WCAG large text: AAA
Contrast with black, large text2.08:1WCAG large text: Fail

Named colours

Blue violet · ΔE 16.8Medium blue · ΔE 16.9Dark blue · ΔE 18.5Dark violet · ΔE 19.9Dark orchid · ΔE 22.6Navy · ΔE 23.2
Nearest named CSS colourBlue violet (#8A2BE2)ΔE 16.78, a distinctly different colour
Hue familyviolet
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#83BB11
Analogous#112EBB, #9E11BB
Triadic#BB4911, #11BB49
Split complementary#BB9E11, #2EBB11
Tetradic#BB112E, #83BB11, #11BB9E

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#BEA2F7
Lighter +30%#9D73F2
Lighter +20%#7C44EE
Lighter +10%#5B15EA
Darker −10%#370D8C
Darker −20%#24085E
Darker −30%#12042F
Darker −40%#000000
More saturated +25%#4300CC
Less saturated −25%#522AA2

Channel breakdown

R73
G17
B187
Red73 (28.6%)
Green17 (6.7%)
Blue187 (73.3%)
Hue259.76°
Saturation (HSL)83.33%
Lightness40%
Dominant channelBlue
Hex per channelR 49 · G 11 · B BB

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Every value on this page was computed from “4911bb” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.