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Recognised as Colour

#AA99E2

  • #AA99E2
  • Blue
  • Dark
  • Nearest: Plum

#AA99E2 is a blue with RGB values 170, 153, 226 and HSL 254°, 56%, 74%. It is a dark colour, so black text on it reaches 8.4:1 contrast (AAA for normal text). The nearest named colour is Plum.

Colour values

#AA99E2#AA99E2
HEX#AA99E2
RGBrgb(170, 153, 226)
RGB (0–1)0.6667, 0.6, 0.8863
RGB percentages66.7%, 60%, 88.6%
HSLhsl(254, 55.7%, 74.3%)
HSV / HSBhsv(254, 32.3%, 88.6%)
CMYK24.8%, 32.3%, 0%, 11.4%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer11,180,514
CSS custom property--colour: #AA99E2;

Brightness & contrast

Relative luminance0.3682WCAG 2.x, 0 is black and 1 is white
Perceived brightness167.9 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 8.36:1
Contrast with white2.51:1WCAG normal text: Fail
Contrast with black8.36:1WCAG normal text: AAA
Greyscale equivalent#A2A2A2
Inverted#55661D

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#87A4E5no red cones; affects about 1% of men; ΔE 15.3 from the original
Deuteranopia#89A2E0no green cones; the most common form, about 1% of men; ΔE 15 from the original
Tritanopia#9EA5B3no blue cones; rare, and affects men and women equally; ΔE 34 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text2.51:1WCAG large text: Fail
Contrast with black, large text8.36:1WCAG large text: AAA

Named colours

Plum · ΔE 17.9Cornflower blue · ΔE 19.7Medium purple · ΔE 24.8Steel blue · ΔE 29.6Thistle · ΔE 29.8Dodgerblue · ΔE 31.9
Nearest named CSS colourPlum (#DDA0DD)ΔE 17.94, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#D1E299
Analogous#99ADE2, #CE99E2
Triadic#E2AA99, #99E2AA
Split complementary#E2CE99, #ADE299
Tetradic#E299AD, #D1E299, #99E2CE

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#FFFFFF
Lighter +20%#ECE8F9
Lighter +10%#CBC1ED
Darker −10%#8971D7
Darker −20%#684ACB
Darker −30%#4F32B0
Darker −40%#3D2788
More saturated +25%#A189F2
Less saturated −25%#B3A9D2

Channel breakdown

R170
G153
B226
Red170 (66.7%)
Green153 (60%)
Blue226 (88.6%)
Hue253.97°
Saturation (HSL)55.73%
Lightness74.31%
Dominant channelBlue
Hex per channelR AA · G 99 · B E2

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Every value on this page was computed from “aa99e2” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.