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Recognised as Colour

#AA90D1

  • #AA90D1
  • Violet
  • Dark
  • Nearest: Plum

#AA90D1 is a violet with RGB values 170, 144, 209 and HSL 264°, 41%, 69%. It is a dark colour, so black text on it reaches 7.6:1 contrast (AAA for normal text). The nearest named colour is Plum.

Colour values

#AA90D1#AA90D1
HEX#AA90D1
RGBrgb(170, 144, 209)
RGB (0–1)0.6667, 0.5647, 0.8196
RGB percentages66.7%, 56.5%, 82%
HSLhsl(264, 41.4%, 69.2%)
HSV / HSBhsv(264, 31.1%, 82%)
CMYK18.7%, 31.1%, 0%, 18%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer11,178,193
CSS custom property--colour: #AA90D1;

Brightness & contrast

Relative luminance0.33096WCAG 2.x, 0 is black and 1 is white
Perceived brightness160.6 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 7.62:1
Contrast with white2.76:1WCAG normal text: Fail
Contrast with black7.62:1WCAG normal text: AAA
Greyscale equivalent#9A9A9A
Inverted#556F2E

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#829BD4no red cones; affects about 1% of men; ΔE 17.4 from the original
Deuteranopia#879CCFno green cones; the most common form, about 1% of men; ΔE 17.8 from the original
Tritanopia#A49AA7no blue cones; rare, and affects men and women equally; ΔE 29.4 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text2.76:1WCAG large text: Fail
Contrast with black, large text7.62:1WCAG large text: AAA

Named colours

Plum · ΔE 15.5Cornflower blue · ΔE 23.7Medium purple · ΔE 26.4Thistle · ΔE 27.6Steel blue · ΔE 29.3Light steelblue · ΔE 31.4
Nearest named CSS colourPlum (#DDA0DD)ΔE 15.54, a distinctly different colour
Hue familyviolet
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#B7D190
Analogous#9097D1, #CB90D1
Triadic#D1AA90, #90D1AA
Split complementary#D1CB90, #97D190
Tetradic#D19096, #B7D190, #90D1CB

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#FDFCFE
Lighter +20%#E1D8EF
Lighter +10%#C6B4E0
Darker −10%#8E6CC2
Darker −20%#734AB1
Darker −30%#5C3B8D
Darker −40%#442C69
More saturated +25%#A67CE5
Less saturated −25%#AEA4BD

Channel breakdown

R170
G144
B209
Red170 (66.7%)
Green144 (56.5%)
Blue209 (82%)
Hue264°
Saturation (HSL)41.4%
Lightness69.22%
Dominant channelBlue
Hex per channelR AA · G 90 · B D1

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Every value on this page was computed from “aa90d1” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.