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Recognised as Colour

#9017AC

  • #9017AC
  • Violet
  • Dark
  • Nearest: Dark orchid

#9017AC is a violet with RGB values 144, 23, 172 and HSL 289°, 76%, 38%. It is a dark colour, so white text on it reaches 7.2:1 contrast (AAA for normal text). The nearest named colour is Dark orchid.

Colour values

#9017AC#9017AC
HEX#9017AC
RGBrgb(144, 23, 172)
RGB (0–1)0.5647, 0.0902, 0.6745
RGB percentages56.5%, 9%, 67.5%
HSLhsl(288.7, 76.4%, 38.2%)
HSV / HSBhsv(288.7, 86.6%, 67.5%)
CMYK16.3%, 86.6%, 0%, 32.5%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer9,443,244
CSS custom property--colour: #9017AC;

Brightness & contrast

Relative luminance0.09521WCAG 2.x, 0 is black and 1 is white
Perceived brightness99.4 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 7.23:1
Contrast with white7.23:1WCAG normal text: AAA
Contrast with black2.9:1WCAG normal text: Fail
Greyscale equivalent#3B3B3B
Inverted#6FE853

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#0050B0no red cones; affects about 1% of men; ΔE 47.1 from the original
Deuteranopia#225BA9no green cones; the most common form, about 1% of men; ΔE 55.1 from the original
Tritanopia#8F3D66no blue cones; rare, and affects men and women equally; ΔE 51.7 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text7.23:1WCAG large text: AAA
Contrast with black, large text2.9:1WCAG large text: Fail

Named colours

Dark orchid · ΔE 10.5Dark magenta · ΔE 14Purple · ΔE 18Medium orchid · ΔE 18.3Indigo · ΔE 21.5Dark violet · ΔE 21.8
Nearest named CSS colourDark orchid (#9932CC)ΔE 10.54, a distinctly different colour
Hue familyviolet
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#33AC17
Analogous#4517AC, #AC177E
Triadic#AC9017, #17AC90
Split complementary#7EAC17, #17AC46
Tetradic#AC4617, #33AC17, #177EAC

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#E29DF2
Lighter +30%#D570EC
Lighter +20%#C743E6
Lighter +10%#B61DD9
Darker −10%#6A117F
Darker −20%#450B52
Darker −30%#1F0525
Darker −40%#000000
More saturated +25%#9E00C3
Less saturated −25%#812F94

Channel breakdown

R144
G23
B172
Red144 (56.5%)
Green23 (9%)
Blue172 (67.5%)
Hue288.72°
Saturation (HSL)76.41%
Lightness38.24%
Dominant channelBlue
Hex per channelR 90 · G 17 · B AC

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Every value on this page was computed from “9017ac” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.