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Recognised as Colour

#AA78B8

  • #AA78B8
  • Violet
  • Dark
  • Nearest: Plum

#AA78B8 is a violet with RGB values 170, 120, 184 and HSL 287°, 31%, 60%. It is a dark colour, so black text on it reaches 6.1:1 contrast (AA for normal text). The nearest named colour is Plum.

Colour values

#AA78B8#AA78B8
HEX#AA78B8
RGBrgb(170, 120, 184)
RGB (0–1)0.6667, 0.4706, 0.7216
RGB percentages66.7%, 47.1%, 72.2%
HSLhsl(286.9, 31.1%, 59.6%)
HSV / HSBhsv(286.9, 34.8%, 72.2%)
CMYK7.6%, 34.8%, 0%, 27.8%naive device-independent conversion; real print needs an ICC profile
24-bit integer11,172,024
CSS custom property--colour: #AA78B8;

Brightness & contrast

Relative luminance0.2544WCAG 2.x, 0 is black and 1 is white
Perceived brightness144.8 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 6.09:1
Contrast with white3.45:1WCAG normal text: Fail
Contrast with black6.09:1WCAG normal text: AA
Greyscale equivalent#878787
Inverted#558747

Colour vision & accessibility

Protanopia#7087BAno red cones; affects about 1% of men; ΔE 26.2 from the original
Deuteranopia#7C8CB6no green cones; the most common form, about 1% of men; ΔE 26.6 from the original
Tritanopia#AA8090no blue cones; rare, and affects men and women equally; ΔE 26.7 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text3.45:1WCAG large text: AA
Contrast with black, large text6.09:1WCAG large text: AAA

Named colours

Nearest named CSS colourPlum (#DDA0DD)ΔE 16.48, a distinctly different colour
Hue familyviolet
CSS keyword usableNo exact keyword

Colour harmonies

Complementary#86B878
Analogous#8A78B8, #B878A6
Triadic#B8AA78, #78B8AA
Split complementary#A6B878, #78B88A
Tetradic#B88A78, #86B878, #78A6B8

Tints, shades & saturation

Lighter +40%#FEFEFE
Lighter +30%#E9DCED
Lighter +20%#D4BBDB
Lighter +10%#BF99CA
Darker −10%#9557A6
Darker −20%#774684
Darker −30%#593463
Darker −40%#3B2242
More saturated +25%#B85ED2
Less saturated −25%#9C929E

Channel breakdown

R170
G120
B184
Red170 (66.7%)
Green120 (47.1%)
Blue184 (72.2%)
Hue286.88°
Saturation (HSL)31.07%
Lightness59.61%
Dominant channelBlue
Hex per channelR AA · G 78 · B B8

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Every value on this page was computed from “aa78b8” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.