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Recognised as Colour

#68409A

  • #68409A
  • Violet
  • Dark
  • Nearest: Rebecca purple

#68409A is a violet with RGB values 104, 64, 154 and HSL 267°, 41%, 43%. It is a dark colour, so white text on it reaches 7.5:1 contrast (AAA for normal text). The nearest named colour is Rebecca purple.

Colour values

#68409A#68409A
HEX#68409A
RGBrgb(104, 64, 154)
RGB (0–1)0.4078, 0.251, 0.6039
RGB percentages40.8%, 25.1%, 60.4%
HSLhsl(266.7, 41.3%, 42.7%)
HSV / HSBhsv(266.7, 58.4%, 60.4%)
CMYK32.5%, 58.4%, 0%, 39.6%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer6,832,282
CSS custom property--colour: #68409A;

Brightness & contrast

Relative luminance0.08943WCAG 2.x, 0 is black and 1 is white
Perceived brightness91.3 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 7.53:1
Contrast with white7.53:1WCAG normal text: AAA
Contrast with black2.79:1WCAG normal text: Fail
Greyscale equivalent#4F4F4F
Inverted#97BF65

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#17549Dno red cones; affects about 1% of men; ΔE 27.3 from the original
Deuteranopia#285498no green cones; the most common form, about 1% of men; ΔE 27.3 from the original
Tritanopia#5E5267no blue cones; rare, and affects men and women equally; ΔE 42.4 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text7.53:1WCAG large text: AAA
Contrast with black, large text2.79:1WCAG large text: Fail

Named colours

Rebecca purple · ΔE 8.2Dark slateblue · ΔE 11.6Slate blue · ΔE 17.6Medium purple · ΔE 20.4Midnight blue · ΔE 21.6Indigo · ΔE 24
Nearest named CSS colourRebecca purple (#663399)ΔE 8.22, clearly different but related
Hue familyviolet
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#729A40
Analogous#40459A, #95409A
Triadic#9A6840, #409A68
Split complementary#9A9540, #459A40
Tetradic#9A4045, #729A40, #409A95

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#D1C1E5
Lighter +30%#B69DD6
Lighter +20%#9C79C7
Lighter +10%#8155B8
Darker −10%#503176
Darker −20%#372252
Darker −30%#1F132E
Darker −40%#07040A
More saturated +25%#6525B5
Less saturated −25%#6B5B7F

Channel breakdown

R104
G64
B154
Red104 (40.8%)
Green64 (25.1%)
Blue154 (60.4%)
Hue266.67°
Saturation (HSL)41.28%
Lightness42.75%
Dominant channelBlue
Hex per channelR 68 · G 40 · B 9A

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Every value on this page was computed from “68409a” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.