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Recognised as Colour

#905AAC

  • #905AAC
  • Violet
  • Dark
  • Nearest: Medium purple

#905AAC is a violet with RGB values 144, 90, 172 and HSL 280°, 33%, 51%. It is a dark colour, so white text on it reaches 4.9:1 contrast (AA for normal text). The nearest named colour is Medium purple.

Colour values

#905AAC#905AAC
HEX#905AAC
RGBrgb(144, 90, 172)
RGB (0–1)0.5647, 0.3529, 0.6745
RGB percentages56.5%, 35.3%, 67.5%
HSLhsl(279.5, 33.1%, 51.4%)
HSV / HSBhsv(279.5, 47.7%, 67.5%)
CMYK16.3%, 47.7%, 0%, 32.5%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer9,460,396
CSS custom property--colour: #905AAC;

Brightness & contrast

Relative luminance0.1622WCAG 2.x, 0 is black and 1 is white
Perceived brightness119.7 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 4.95:1
Contrast with white4.95:1WCAG normal text: AA
Contrast with black4.24:1WCAG normal text: Fail
Greyscale equivalent#6B6B6B
Inverted#6FA553

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#486DAFno red cones; affects about 1% of men; ΔE 30 from the original
Deuteranopia#5771AAno green cones; the most common form, about 1% of men; ΔE 30.5 from the original
Tritanopia#8E667Bno blue cones; rare, and affects men and women equally; ΔE 34.7 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text4.95:1WCAG large text: AAA
Contrast with black, large text4.24:1WCAG large text: AA

Named colours

Medium purple · ΔE 16.7Rebecca purple · ΔE 19.5Dark slateblue · ΔE 20.9Slate blue · ΔE 22.6Orchid · ΔE 23.9Medium orchid · ΔE 25.9
Nearest named CSS colourMedium purple (#9370DB)ΔE 16.68, a distinctly different colour
Hue familyviolet
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#76AC5A
Analogous#675AAC, #AC5A9F
Triadic#AC905A, #5AAC90
Split complementary#9FAC5A, #5AAC67
Tetradic#AC675A, #76AC5A, #5A9FAC

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#EBE2F0
Lighter +30%#D4C0DF
Lighter +20%#BE9ECE
Lighter +10%#A77CBD
Darker −10%#75478C
Darker −20%#58366A
Darker −30%#3C2449
Darker −40%#201327
More saturated +25%#9A3BCB
Less saturated −25%#86798D

Channel breakdown

R144
G90
B172
Red144 (56.5%)
Green90 (35.3%)
Blue172 (67.5%)
Hue279.51°
Saturation (HSL)33.06%
Lightness51.37%
Dominant channelBlue
Hex per channelR 90 · G 5A · B AC

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Every value on this page was computed from “905aac” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.