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Recognised as Colour

#9B66CD

  • #9B66CD
  • Violet
  • Dark
  • Nearest: Medium purple

#9B66CD is a violet with RGB values 155, 102, 205 and HSL 271°, 51%, 60%. It is a dark colour, so black text on it reaches 5.2:1 contrast (AA for normal text). The nearest named colour is Medium purple.

Colour values

#9B66CD#9B66CD
HEX#9B66CD
RGBrgb(155, 102, 205)
RGB (0–1)0.6078, 0.4, 0.8039
RGB percentages60.8%, 40%, 80.4%
HSLhsl(270.9, 50.7%, 60.2%)
HSV / HSBhsv(270.9, 50.2%, 80.4%)
CMYK24.4%, 50.2%, 0%, 19.6%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer10,184,397
CSS custom property--colour: #9B66CD;

Brightness & contrast

Relative luminance0.20879WCAG 2.x, 0 is black and 1 is white
Perceived brightness134.5 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 5.18:1
Contrast with white4.06:1WCAG normal text: Fail
Contrast with black5.18:1WCAG normal text: AA
Greyscale equivalent#797979
Inverted#649932

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#487CD1no red cones; affects about 1% of men; ΔE 31.5 from the original
Deuteranopia#577ECAno green cones; the most common form, about 1% of men; ΔE 32.1 from the original
Tritanopia#937890no blue cones; rare, and affects men and women equally; ΔE 45 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text4.06:1WCAG large text: AA
Contrast with black, large text5.18:1WCAG large text: AAA

Named colours

Medium purple · ΔE 6.6Slate blue · ΔE 15.2Medium orchid · ΔE 18.1Medium slateblue · ΔE 19.9Rebecca purple · ΔE 20.1Orchid · ΔE 20.6
Nearest named CSS colourMedium purple (#9370DB)ΔE 6.62, clearly different but related
Hue familyviolet
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#98CD66
Analogous#6766CD, #CD66CC
Triadic#CD9B66, #66CD9B
Split complementary#CCCD66, #66CD67
Tetradic#CD6766, #98CD66, #66CCCD

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#E6D9F3
Lighter +20%#CDB3E6
Lighter +10%#B48CDA
Darker −10%#8240C0
Darker −20%#68329B
Darker −30%#4E2674
Darker −40%#34194E
More saturated +25%#9C4DE6
Less saturated −25%#9A7FB4

Channel breakdown

R155
G102
B205
Red155 (60.8%)
Green102 (40%)
Blue205 (80.4%)
Hue270.87°
Saturation (HSL)50.74%
Lightness60.2%
Dominant channelBlue
Hex per channelR 9B · G 66 · B CD

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Every value on this page was computed from “9b66cd” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.