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Recognised as Colour

#A191BB

  • #A191BB
  • Violet
  • Dark
  • Nearest: Light slate grey

#A191BB is a violet with RGB values 161, 145, 187 and HSL 263°, 24%, 65%. It is a dark colour, so black text on it reaches 7.3:1 contrast (AAA for normal text). The nearest named colour is Light slate grey.

Colour values

#A191BB#A191BB
HEX#A191BB
RGBrgb(161, 145, 187)
RGB (0–1)0.6314, 0.5686, 0.7333
RGB percentages63.1%, 56.9%, 73.3%
HSLhsl(262.9, 23.6%, 65.1%)
HSV / HSBhsv(262.9, 22.5%, 73.3%)
CMYK13.9%, 22.5%, 0%, 26.7%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer10,588,603
CSS custom property--colour: #A191BB;

Brightness & contrast

Relative luminance0.31416WCAG 2.x, 0 is black and 1 is white
Perceived brightness155.2 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 7.28:1
Contrast with white2.88:1WCAG normal text: Fail
Contrast with black7.28:1WCAG normal text: AAA
Greyscale equivalent#979797
Inverted#5E6E44

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#8998BDno red cones; affects about 1% of men; ΔE 11.2 from the original
Deuteranopia#8C98BAno green cones; the most common form, about 1% of men; ΔE 11 from the original
Tritanopia#9D979Fno blue cones; rare, and affects men and women equally; ΔE 19.4 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text2.88:1WCAG large text: Fail
Contrast with black, large text7.28:1WCAG large text: AAA

Named colours

Light slate grey · ΔE 19.9Thistle · ΔE 20.2Plum · ΔE 21.2Slate grey · ΔE 21.3Light steelblue · ΔE 22.5Steel blue · ΔE 24.6
Nearest named CSS colourLight slate grey (#778899)ΔE 19.88, a distinctly different colour
Hue familyviolet
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#ABBB91
Analogous#9196BB, #B691BB
Triadic#BBA191, #91BBA1
Split complementary#BBB691, #96BB91
Tetradic#BB9196, #ABBB91, #91BBB6

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#F2F0F5
Lighter +20%#D7D0E2
Lighter +10%#BCB1CE
Darker −10%#8671A8
Darker −20%#6D588E
Darker −30%#54446F
Darker −40%#3C314F
More saturated +25%#9C7BD1
Less saturated −25%#A6A6A6

Channel breakdown

R161
G145
B187
Red161 (63.1%)
Green145 (56.9%)
Blue187 (73.3%)
Hue262.86°
Saturation (HSL)23.6%
Lightness65.1%
Dominant channelBlue
Hex per channelR A1 · G 91 · B BB

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Every value on this page was computed from “a191bb” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.