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Recognised as Colour

#78409B

  • #78409B
  • Violet
  • Dark
  • Nearest: Rebecca purple

#78409B is a violet with RGB values 120, 64, 155 and HSL 277°, 42%, 43%. It is a dark colour, so white text on it reaches 7:1 contrast (AA for normal text). The nearest named colour is Rebecca purple.

Colour values

#78409B#78409B
HEX#78409B
RGBrgb(120, 64, 155)
RGB (0–1)0.4706, 0.251, 0.6078
RGB percentages47.1%, 25.1%, 60.8%
HSLhsl(276.9, 41.6%, 42.9%)
HSV / HSBhsv(276.9, 58.7%, 60.8%)
CMYK22.6%, 58.7%, 0%, 39.2%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer7,880,859
CSS custom property--colour: #78409B;

Brightness & contrast

Relative luminance0.10026WCAG 2.x, 0 is black and 1 is white
Perceived brightness97.2 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 6.99:1
Contrast with white6.99:1WCAG normal text: AA
Contrast with black3.01:1WCAG normal text: Fail
Greyscale equivalent#525252
Inverted#87BF64

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#21579Eno red cones; affects about 1% of men; ΔE 32.4 from the original
Deuteranopia#375A99no green cones; the most common form, about 1% of men; ΔE 32.7 from the original
Tritanopia#745167no blue cones; rare, and affects men and women equally; ΔE 40.2 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text6.99:1WCAG large text: AAA
Contrast with black, large text3.01:1WCAG large text: AA

Named colours

Rebecca purple · ΔE 8.8Dark slateblue · ΔE 16.5Slate blue · ΔE 19.7Medium purple · ΔE 20.1Purple · ΔE 20.2Dark magenta · ΔE 22.4
Nearest named CSS colourRebecca purple (#663399)ΔE 8.77, clearly different but related
Hue familyviolet
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#639B40
Analogous#4A409B, #9B4091
Triadic#9B7840, #409B78
Split complementary#919B40, #409B4A
Tetradic#9B4A40, #639B40, #40919B

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#D8C1E6
Lighter +30%#C19DD7
Lighter +20%#AA79C8
Lighter +10%#9355B9
Darker −10%#5C3177
Darker −20%#402253
Darker −30%#24132F
Darker −40%#08040B
More saturated +25%#7E25B6
Less saturated −25%#725B80

Channel breakdown

R120
G64
B155
Red120 (47.1%)
Green64 (25.1%)
Blue155 (60.8%)
Hue276.92°
Saturation (HSL)41.55%
Lightness42.94%
Dominant channelBlue
Hex per channelR 78 · G 40 · B 9B

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Every value on this page was computed from “78409b” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.