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Recognised as Colour

#AA78CA

  • #AA78CA
  • Violet
  • Dark
  • Nearest: Medium purple

#AA78CA is a violet with RGB values 170, 120, 202 and HSL 277°, 44%, 63%. It is a dark colour, so black text on it reaches 6.2:1 contrast (AA for normal text). The nearest named colour is Medium purple.

Colour values

#AA78CA#AA78CA
HEX#AA78CA
RGBrgb(170, 120, 202)
RGB (0–1)0.6667, 0.4706, 0.7922
RGB percentages66.7%, 47.1%, 79.2%
HSLhsl(276.6, 43.6%, 63.1%)
HSV / HSBhsv(276.6, 40.6%, 79.2%)
CMYK15.8%, 40.6%, 0%, 20.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer11,172,042
CSS custom property--colour: #AA78CA;

Brightness & contrast

Relative luminance0.26243WCAG 2.x, 0 is black and 1 is white
Perceived brightness147.5 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 6.25:1
Contrast with white3.36:1WCAG normal text: Fail
Contrast with black6.25:1WCAG normal text: AA
Greyscale equivalent#898989
Inverted#558735

Colour vision & accessibility

Protanopia#688ACDno red cones; affects about 1% of men; ΔE 28.2 from the original
Deuteranopia#748DC8no green cones; the most common form, about 1% of men; ΔE 28.3 from the original
Tritanopia#A78497no blue cones; rare, and affects men and women equally; ΔE 35.1 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text3.36:1WCAG large text: AA
Contrast with black, large text6.25:1WCAG large text: AAA

Named colours

Nearest named CSS colourMedium purple (#9370DB)ΔE 15.46, a distinctly different colour
Hue familyviolet
CSS keyword usableNo exact keyword

Colour harmonies

Complementary#98CA78
Analogous#8178CA, #CA78C1
Triadic#CAAA78, #78CAAA
Split complementary#C1CA78, #78CA81
Tetradic#CA8178, #98CA78, #78C1CA

Tints, shades & saturation

Lighter +40%#FFFFFF
Lighter +30%#EFE6F5
Lighter +20%#D8C1E7
Lighter +10%#C19DD8
Darker −10%#9353BC
Darker −20%#793E9E
Darker −30%#5D3079
Darker −40%#412155
More saturated +25%#AF61E2
Less saturated −25%#A590B3

Channel breakdown

R170
G120
B202
Red170 (66.7%)
Green120 (47.1%)
Blue202 (79.2%)
Hue276.59°
Saturation (HSL)43.62%
Lightness63.14%
Dominant channelBlue
Hex per channelR AA · G 78 · B CA

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Every value on this page was computed from “aa78ca” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.