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Colour

#A978DA

  • #A978DA
  • Violet
  • Dark
  • Nearest: Medium purple

#A978DA is a violet with RGB values 169, 120, 218 and HSL 270°, 57%, 66%. It is a dark colour, so black text on it reaches 6.4:1 contrast (AA for normal text). The nearest named colour is Medium purple.

Colour values

#A978DA#A978DA
HEX#A978DA
RGBrgb(169, 120, 218)
RGB (0–1)0.6627, 0.4706, 0.8549
RGB percentages66.3%, 47.1%, 85.5%
HSLhsl(270, 57%, 66.3%)
HSV / HSBhsv(270, 45%, 85.5%)
CMYK22.5%, 45%, 0%, 14.5%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer11,106,522
CSS custom property--colour: #A978DA;

Brightness & contrast

Relative luminance0.2693WCAG 2.x, 0 is black and 1 is white
Perceived brightness149.7 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 6.39:1
Contrast with white3.29:1WCAG normal text: Fail
Contrast with black6.39:1WCAG normal text: AA
Greyscale equivalent#898989
Inverted#568725

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#5F8CDEno red cones; affects about 1% of men; ΔE 29.4 from the original
Deuteranopia#6B8ED7no green cones; the most common form, about 1% of men; ΔE 30 from the original
Tritanopia#A1889Fno blue cones; rare, and affects men and women equally; ΔE 42.2 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text3.29:1WCAG large text: AA
Contrast with black, large text6.39:1WCAG large text: AAA

Named colours

Medium purple · ΔE 8.1Orchid · ΔE 19.8Slate blue · ΔE 20Medium orchid · ΔE 22.1Violet · ΔE 22.2Medium slateblue · ΔE 23.4
Nearest named CSS colourMedium purple (#9370DB)ΔE 8.06, clearly different but related
Hue familyviolet
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#A9DA78
Analogous#7878DA, #DA78DA
Triadic#DAA978, #78DAA9
Split complementary#DADA78, #78DA78
Tetradic#DA7878, #A9DA78, #78DADA

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#F5F0FB
Lighter +20%#DCC8F0
Lighter +10%#C3A0E5
Darker −10%#8F50CF
Darker −20%#7633B9
Darker −30%#5C2891
Darker −40%#431D69
More saturated +25%#A962F0
Less saturated −25%#A98DC4

Channel breakdown

R169
G120
B218
Red169 (66.3%)
Green120 (47.1%)
Blue218 (85.5%)
Hue270°
Saturation (HSL)56.98%
Lightness66.27%
Dominant channelBlue
Hex per channelR A9 · G 78 · B DA

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Every value on this page was computed from “a978da” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.