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Recognised as Colour

#81339F

  • #81339F
  • Violet
  • Dark
  • Nearest: Rebecca purple

#81339F is a violet with RGB values 129, 51, 159 and HSL 283°, 51%, 41%. It is a dark colour, so white text on it reaches 7.2:1 contrast (AAA for normal text). The nearest named colour is Rebecca purple.

Colour values

#81339F#81339F
HEX#81339F
RGBrgb(129, 51, 159)
RGB (0–1)0.5059, 0.2, 0.6235
RGB percentages50.6%, 20%, 62.4%
HSLhsl(283.3, 51.4%, 41.2%)
HSV / HSBhsv(283.3, 67.9%, 62.4%)
CMYK18.9%, 67.9%, 0%, 37.6%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer8,467,359
CSS custom property--colour: #81339F;

Brightness & contrast

Relative luminance0.09538WCAG 2.x, 0 is black and 1 is white
Perceived brightness96.9 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 7.22:1
Contrast with white7.22:1WCAG normal text: AAA
Contrast with black2.91:1WCAG normal text: Fail
Greyscale equivalent#4B4B4B
Inverted#7ECC60

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#0053A2no red cones; affects about 1% of men; ΔE 40.1 from the original
Deuteranopia#30599Cno green cones; the most common form, about 1% of men; ΔE 41.9 from the original
Tritanopia#7F4865no blue cones; rare, and affects men and women equally; ΔE 43.7 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text7.22:1WCAG large text: AAA
Contrast with black, large text2.91:1WCAG large text: Fail

Named colours

Rebecca purple · ΔE 9.2Purple · ΔE 13.4Dark magenta · ΔE 13.9Indigo · ΔE 19Medium orchid · ΔE 19.1Slate blue · ΔE 21.6
Nearest named CSS colourRebecca purple (#663399)ΔE 9.15, clearly different but related
Hue familyviolet
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#519F33
Analogous#4B339F, #9F3387
Triadic#9F8133, #339F81
Split complementary#879F33, #339F4B
Tetradic#9F4B33, #519F33, #33879F

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#DAB6E8
Lighter +30%#C690DB
Lighter +20%#B369CF
Lighter +10%#9F42C3
Darker −10%#622778
Darker −20%#421A52
Darker −30%#230E2B
Darker −40%#040105
More saturated +25%#8D19B9
Less saturated −25%#754D85

Channel breakdown

R129
G51
B159
Red129 (50.6%)
Green51 (20%)
Blue159 (62.4%)
Hue283.33°
Saturation (HSL)51.43%
Lightness41.18%
Dominant channelBlue
Hex per channelR 81 · G 33 · B 9F

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Every value on this page was computed from “81339f” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.