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Recognised as Colour

#866C91

  • #866C91
  • Violet
  • Dark
  • Nearest: Slate grey

#866C91 is a violet with RGB values 134, 108, 145 and HSL 282°, 15%, 50%. It is a dark colour, so white text on it reaches 4.6:1 contrast (AA for normal text). The nearest named colour is Slate grey.

Colour values

#866C91#866C91
HEX#866C91
RGBrgb(134, 108, 145)
RGB (0–1)0.5255, 0.4235, 0.5686
RGB percentages52.5%, 42.4%, 56.9%
HSLhsl(282.2, 14.6%, 49.6%)
HSV / HSBhsv(282.2, 25.5%, 56.9%)
CMYK7.6%, 25.5%, 0%, 43.1%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer8,809,617
CSS custom property--colour: #866C91;

Brightness & contrast

Relative luminance0.17838WCAG 2.x, 0 is black and 1 is white
Perceived brightness120.9 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 4.6:1
Contrast with white4.6:1WCAG normal text: AA
Contrast with black4.57:1WCAG normal text: AA
Greyscale equivalent#747474
Inverted#79936E

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#677493no red cones; affects about 1% of men; ΔE 14.9 from the original
Deuteranopia#6D7690no green cones; the most common form, about 1% of men; ΔE 14.8 from the original
Tritanopia#867079no blue cones; rare, and affects men and women equally; ΔE 16.3 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text4.6:1WCAG large text: AAA
Contrast with black, large text4.57:1WCAG large text: AAA

Named colours

Slate grey · ΔE 20.7Light slate grey · ΔE 21.4Gray · ΔE 24.3Dim grey · ΔE 24.4Steel blue · ΔE 26.9Rosy brown · ΔE 27
Nearest named CSS colourSlate grey (#708090)ΔE 20.71, a distinctly different colour
Hue familyviolet
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#77916C
Analogous#736C91, #916C8A
Triadic#91866C, #6C9186
Split complementary#8A916C, #6C9173
Tetradic#91736C, #77916C, #6C8A91

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#E6E1E8
Lighter +30%#CEC3D3
Lighter +20%#B6A6BD
Lighter +10%#9E89A7
Darker −10%#6B5674
Darker −20%#504057
Darker −30%#352B39
Darker −40%#1A151C
More saturated +25%#934CB1
Less saturated −25%#7F7F7F

Channel breakdown

R134
G108
B145
Red134 (52.5%)
Green108 (42.4%)
Blue145 (56.9%)
Hue282.16°
Saturation (HSL)14.62%
Lightness49.61%
Dominant channelBlue
Hex per channelR 86 · G 6C · B 91

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Every value on this page was computed from “866c91” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.