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Recognised as Colour

#A543DE

  • #A543DE
  • Violet
  • Dark
  • Nearest: Dark orchid

#A543DE is a violet with RGB values 165, 67, 222 and HSL 278°, 70%, 57%. 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

#A543DE#A543DE
HEX#A543DE
RGBrgb(165, 67, 222)
RGB (0–1)0.6471, 0.2627, 0.8706
RGB percentages64.7%, 26.3%, 87.1%
HSLhsl(277.9, 70.1%, 56.7%)
HSV / HSBhsv(277.9, 69.8%, 87.1%)
CMYK25.7%, 69.8%, 0%, 12.9%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer10,830,814
CSS custom property--colour: #A543DE;

Brightness & contrast

Relative luminance0.17288WCAG 2.x, 0 is black and 1 is white
Perceived brightness128 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 4.71:1
Contrast with white4.71:1WCAG normal text: AA
Contrast with black4.46:1WCAG normal text: Fail
Greyscale equivalent#636363
Inverted#5ABC21

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#006FE2no red cones; affects about 1% of men; ΔE 46.5 from the original
Deuteranopia#2775DBno green cones; the most common form, about 1% of men; ΔE 51.1 from the original
Tritanopia#9D658Cno blue cones; rare, and affects men and women equally; ΔE 61.3 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text4.71:1WCAG large text: AAA
Contrast with black, large text4.46:1WCAG large text: AA

Named colours

Dark orchid · ΔE 5.6Blue violet · ΔE 15.4Medium orchid · ΔE 16.3Dark violet · ΔE 17.1Medium slateblue · ΔE 24Dark magenta · ΔE 28.2
Nearest named CSS colourDark orchid (#9932CC)ΔE 5.56, clearly different but related
Hue familyviolet
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#7CDE43
Analogous#5843DE, #DE43C9
Triadic#DEA543, #43DEA5
Split complementary#CADE43, #43DE58
Tetradic#DE5843, #7CDE43, #43C9DE

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#F8F1FC
Lighter +30%#E3C5F5
Lighter +20%#CF9AED
Lighter +10%#BA6EE6
Darker −10%#8D24CA
Darker −20%#6F1C9F
Darker −30%#511474
Darker −40%#320D48
More saturated +25%#AC27FA
Less saturated −25%#9E5FC2

Channel breakdown

R165
G67
B222
Red165 (64.7%)
Green67 (26.3%)
Blue222 (87.1%)
Hue277.94°
Saturation (HSL)70.14%
Lightness56.67%
Dominant channelBlue
Hex per channelR A5 · G 43 · B DE

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Every value on this page was computed from “a543de” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.