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Colour

#CD81E9

  • #CD81E9
  • Violet
  • Dark
  • Nearest: Orchid

#CD81E9 is a violet with RGB values 205, 129, 233 and HSL 284°, 70%, 71%. It is a dark colour, so black text on it reaches 7.9:1 contrast (AAA for normal text). The nearest named colour is Orchid.

Colour values

#CD81E9#CD81E9
HEX#CD81E9
RGBrgb(205, 129, 233)
RGB (0–1)0.8039, 0.5059, 0.9137
RGB percentages80.4%, 50.6%, 91.4%
HSLhsl(283.8, 70.3%, 71%)
HSV / HSBhsv(283.8, 44.6%, 91.4%)
CMYK12%, 44.6%, 0%, 8.6%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer13,468,137
CSS custom property--colour: #CD81E9;

Brightness & contrast

Relative luminance0.34563WCAG 2.x, 0 is black and 1 is white
Perceived brightness168.9 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 7.91:1
Contrast with white2.65:1WCAG normal text: Fail
Contrast with black7.91:1WCAG normal text: AAA
Greyscale equivalent#999999
Inverted#327E16

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#6E9AEDno red cones; affects about 1% of men; ΔE 38.5 from the original
Deuteranopia#83A1E6no green cones; the most common form, about 1% of men; ΔE 39.4 from the original
Tritanopia#CC8FAAno blue cones; rare, and affects men and women equally; ΔE 41.1 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text2.65:1WCAG large text: Fail
Contrast with black, large text7.91:1WCAG large text: AAA

Named colours

Orchid · ΔE 11.3Violet · ΔE 11.5Medium purple · ΔE 16.9Medium orchid · ΔE 18.3Plum · ΔE 24.9Slate blue · ΔE 28.2
Nearest named CSS colourOrchid (#DA70D6)ΔE 11.28, a distinctly different colour
Hue familyviolet
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#9DE981
Analogous#9981E9, #E981D1
Triadic#E9CD81, #81E9CD
Split complementary#D1E981, #81E999
Tetradic#E99981, #9DE981, #81D1E9

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#FFFFFF
Lighter +20%#EFD8F8
Lighter +10%#DEACF1
Darker −10%#BC56E1
Darker −20%#AB2ADA
Darker −30%#8A1FB2
Darker −40%#691787
More saturated +25%#D66EFB
Less saturated −25%#C493D6

Channel breakdown

R205
G129
B233
Red205 (80.4%)
Green129 (50.6%)
Blue233 (91.4%)
Hue283.85°
Saturation (HSL)70.27%
Lightness70.98%
Dominant channelBlue
Hex per channelR CD · G 81 · B E9

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Every value on this page was computed from “cd81e9” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.