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Recognised as Colour

#6945AB

  • #6945AB
  • Violet
  • Dark
  • Nearest: Rebecca purple

#6945AB is a violet with RGB values 105, 69, 171 and HSL 261°, 43%, 47%. It is a dark colour, so white text on it reaches 6.9:1 contrast (AA for normal text). The nearest named colour is Rebecca purple.

Colour values

#6945AB#6945AB
HEX#6945AB
RGBrgb(105, 69, 171)
RGB (0–1)0.4118, 0.2706, 0.6706
RGB percentages41.2%, 27.1%, 67.1%
HSLhsl(261.2, 42.5%, 47.1%)
HSV / HSBhsv(261.2, 59.6%, 67.1%)
CMYK38.6%, 59.6%, 0%, 32.9%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer6,899,115
CSS custom property--colour: #6945AB;

Brightness & contrast

Relative luminance0.102WCAG 2.x, 0 is black and 1 is white
Perceived brightness97.1 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 6.91:1
Contrast with white6.91:1WCAG normal text: AA
Contrast with black3.04:1WCAG normal text: Fail
Greyscale equivalent#545454
Inverted#96BA54

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#025AAEno red cones; affects about 1% of men; ΔE 27.4 from the original
Deuteranopia#1A59A9no green cones; the most common form, about 1% of men; ΔE 27.4 from the original
Tritanopia#595B71no blue cones; rare, and affects men and women equally; ΔE 50 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text6.91:1WCAG large text: AAA
Contrast with black, large text3.04:1WCAG large text: AA

Named colours

Rebecca purple · ΔE 7.3Slate blue · ΔE 11.2Dark slateblue · ΔE 16.1Medium purple · ΔE 16.9Medium slateblue · ΔE 21.4Royal blue · ΔE 22.2
Nearest named CSS colourRebecca purple (#663399)ΔE 7.3, clearly different but related
Hue familyviolet
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#87AB45
Analogous#4554AB, #9C45AB
Triadic#AB6945, #45AB69
Split complementary#AB9C45, #54AB45
Tetradic#AB4554, #87AB45, #45AB9C

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#DAD0EC
Lighter +30%#BDACDD
Lighter +20%#A187CF
Lighter +10%#8463C0
Darker −10%#533687
Darker −20%#3C2862
Darker −30%#26193E
Darker −40%#100A1A
More saturated +25%#6027C9
Less saturated −25%#72638D

Channel breakdown

R105
G69
B171
Red105 (41.2%)
Green69 (27.1%)
Blue171 (67.1%)
Hue261.18°
Saturation (HSL)42.5%
Lightness47.06%
Dominant channelBlue
Hex per channelR 69 · G 45 · B AB

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Every value on this page was computed from “6945ab” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.