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Recognised as Colour

#78438B

  • #78438B
  • Violet
  • Dark
  • Nearest: Dark slateblue

#78438B is a violet with RGB values 120, 67, 139 and HSL 284°, 35%, 40%. It is a dark colour, so white text on it reaches 7.1:1 contrast (AAA for normal text). The nearest named colour is Dark slateblue.

Colour values

#78438B#78438B
HEX#78438B
RGBrgb(120, 67, 139)
RGB (0–1)0.4706, 0.2627, 0.5451
RGB percentages47.1%, 26.3%, 54.5%
HSLhsl(284.2, 35%, 40.4%)
HSV / HSBhsv(284.2, 51.8%, 54.5%)
CMYK13.7%, 51.8%, 0%, 45.5%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer7,881,611
CSS custom property--colour: #78438B;

Brightness & contrast

Relative luminance0.09871WCAG 2.x, 0 is black and 1 is white
Perceived brightness95.6 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 7.06:1
Contrast with white7.06:1WCAG normal text: AAA
Contrast with black2.97:1WCAG normal text: Fail
Greyscale equivalent#535353
Inverted#87BC74

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#34558Dno red cones; affects about 1% of men; ΔE 29.3 from the original
Deuteranopia#445A89no green cones; the most common form, about 1% of men; ΔE 30 from the original
Tritanopia#774E60no blue cones; rare, and affects men and women equally; ΔE 31.6 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text7.06:1WCAG large text: AAA
Contrast with black, large text2.97:1WCAG large text: Fail

Named colours

Dark slateblue · ΔE 16.1Rebecca purple · ΔE 18.4Purple · ΔE 25.3Medium purple · ΔE 25.9Slate blue · ΔE 27.9Dark magenta · ΔE 28.6
Nearest named CSS colourDark slateblue (#483D8B)ΔE 16.12, a distinctly different colour
Hue familyviolet
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#568B43
Analogous#54438B, #8B437A
Triadic#8B7843, #438B78
Split complementary#7A8B43, #438B54
Tetradic#8B5443, #568B43, #437A8B

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#D5BCDE
Lighter +30%#C099CE
Lighter +20%#AB77BD
Lighter +10%#9554AD
Darker −10%#5A3269
Darker −20%#3D2246
Darker −30%#1F1124
Darker −40%#010101
More saturated +25%#8429A5
Less saturated −25%#6C5D71

Channel breakdown

R120
G67
B139
Red120 (47.1%)
Green67 (26.3%)
Blue139 (54.5%)
Hue284.17°
Saturation (HSL)34.95%
Lightness40.39%
Dominant channelBlue
Hex per channelR 78 · G 43 · B 8B

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Every value on this page was computed from “78438b” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.