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Recognised as Colour

#4F2566

  • #4F2566
  • Violet
  • Dark
  • Nearest: Dark slateblue

#4F2566 is a violet with RGB values 79, 37, 102 and HSL 279°, 47%, 27%. It is a dark colour, so white text on it reaches 11.7:1 contrast (AAA for normal text). The nearest named colour is Dark slateblue.

Colour values

#4F2566#4F2566
HEX#4F2566
RGBrgb(79, 37, 102)
RGB (0–1)0.3098, 0.1451, 0.4
RGB percentages31%, 14.5%, 40%
HSLhsl(278.8, 46.8%, 27.3%)
HSV / HSBhsv(278.8, 63.7%, 40%)
CMYK22.5%, 63.7%, 0%, 60%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer5,186,918
CSS custom property--colour: #4F2566;

Brightness & contrast

Relative luminance0.03945WCAG 2.x, 0 is black and 1 is white
Perceived brightness62.1 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 11.74:1
Contrast with white11.74:1WCAG normal text: AAA
Contrast with black1.79:1WCAG normal text: Fail
Greyscale equivalent#333333
Inverted#B0DA99

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#0D3668no red cones; affects about 1% of men; ΔE 25.4 from the original
Deuteranopia#203964no green cones; the most common form, about 1% of men; ΔE 26.3 from the original
Tritanopia#4C3141no blue cones; rare, and affects men and women equally; ΔE 30.5 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text11.74:1WCAG large text: AAA
Contrast with black, large text1.79:1WCAG large text: Fail

Named colours

Dark slateblue · ΔE 15Midnight blue · ΔE 20.6Rebecca purple · ΔE 22.1Purple · ΔE 28.3Indigo · ΔE 30.4Dark magenta · ΔE 33
Nearest named CSS colourDark slateblue (#483D8B)ΔE 15.02, a distinctly different colour
Hue familyviolet
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#3C6625
Analogous#2E2566, #66255D
Triadic#664F25, #25664F
Split complementary#5D6625, #25662F
Tetradic#662F25, #3C6625, #255D66

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#B784D3
Lighter +30%#A15FC5
Lighter +20%#8940B1
Lighter +10%#6C338B
Darker −10%#321741
Darker −20%#150A1B
Darker −30%#000000
Darker −40%#000000
More saturated +25%#541477
Less saturated −25%#4A3655

Channel breakdown

R79
G37
B102
Red79 (31%)
Green37 (14.5%)
Blue102 (40%)
Hue278.77°
Saturation (HSL)46.76%
Lightness27.25%
Dominant channelBlue
Hex per channelR 4F · G 25 · B 66

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Every value on this page was computed from “4f2566” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.