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Recognised as Colour

#A445DA

  • #A445DA
  • Violet
  • Dark
  • Nearest: Dark orchid

#A445DA is a violet with RGB values 164, 69, 218 and HSL 278°, 67%, 56%. It is a dark colour, so white text on it reaches 4.7:1 contrast (AA for normal text). The nearest named colour is Dark orchid.

Colour values

#A445DA#A445DA
HEX#A445DA
RGBrgb(164, 69, 218)
RGB (0–1)0.6431, 0.2706, 0.8549
RGB percentages64.3%, 27.1%, 85.5%
HSLhsl(278.3, 66.8%, 56.3%)
HSV / HSBhsv(278.3, 68.3%, 85.5%)
CMYK24.8%, 68.3%, 0%, 14.5%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer10,765,786
CSS custom property--colour: #A445DA;

Brightness & contrast

Relative luminance0.17211WCAG 2.x, 0 is black and 1 is white
Perceived brightness127.5 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 4.73:1
Contrast with white4.73:1WCAG normal text: AA
Contrast with black4.44:1WCAG normal text: Fail
Greyscale equivalent#646464
Inverted#5BBA25

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#006FDEno red cones; affects about 1% of men; ΔE 46.2 from the original
Deuteranopia#2E75D7no green cones; the most common form, about 1% of men; ΔE 50 from the original
Tritanopia#9D658Ano blue cones; rare, and affects men and women equally; ΔE 59.6 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text4.73:1WCAG large text: AAA
Contrast with black, large text4.44:1WCAG large text: AA

Named colours

Dark orchid · ΔE 5.7Medium orchid · ΔE 13.8Blue violet · ΔE 17.8Dark violet · ΔE 19.5Medium slateblue · ΔE 22.6Dark magenta · ΔE 26.4
Nearest named CSS colourDark orchid (#9932CC)ΔE 5.73, clearly different but related
Hue familyviolet
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#7BDA45
Analogous#5A45DA, #DA45C5
Triadic#DAA445, #45DAA4
Split complementary#C5DA45, #45DA5A
Tetradic#DA5A45, #7BDA45, #45C5DA

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#F7EFFC
Lighter +30%#E2C5F3
Lighter +20%#CE9AEB
Lighter +10%#B970E2
Darker −10%#8C27C5
Darker −20%#6E1F9A
Darker −30%#4F1670
Darker −40%#310E45
More saturated +25%#AC29F6
Less saturated −25%#9C61BE

Channel breakdown

R164
G69
B218
Red164 (64.3%)
Green69 (27.1%)
Blue218 (85.5%)
Hue278.26°
Saturation (HSL)66.82%
Lightness56.27%
Dominant channelBlue
Hex per channelR A4 · G 45 · B DA

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Every value on this page was computed from “a445da” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.