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Recognised as Colour

#64417B

  • #64417B
  • Violet
  • Dark
  • Nearest: Dark slateblue

#64417B is a violet with RGB values 100, 65, 123 and HSL 276°, 31%, 37%. It is a dark colour, so white text on it reaches 8.1:1 contrast (AAA for normal text). The nearest named colour is Dark slateblue.

Colour values

#64417B#64417B
HEX#64417B
RGBrgb(100, 65, 123)
RGB (0–1)0.3922, 0.2549, 0.4824
RGB percentages39.2%, 25.5%, 48.2%
HSLhsl(276.2, 30.9%, 36.9%)
HSV / HSBhsv(276.2, 47.2%, 48.2%)
CMYK18.7%, 47.2%, 0%, 51.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer6,570,363
CSS custom property--colour: #64417B;

Brightness & contrast

Relative luminance0.0792WCAG 2.x, 0 is black and 1 is white
Perceived brightness84.8 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 8.13:1
Contrast with white8.13:1WCAG normal text: AAA
Contrast with black2.58:1WCAG normal text: Fail
Greyscale equivalent#4D4D4D
Inverted#9BBE84

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#344E7Dno red cones; affects about 1% of men; ΔE 21.7 from the original
Deuteranopia#3D5079no green cones; the most common form, about 1% of men; ΔE 22 from the original
Tritanopia#614A58no blue cones; rare, and affects men and women equally; ΔE 27 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text8.13:1WCAG large text: AAA
Contrast with black, large text2.58:1WCAG large text: Fail

Named colours

Dark slateblue · ΔE 15.2Rebecca purple · ΔE 25.6Midnight blue · ΔE 29.1Medium purple · ΔE 32.7Purple · ΔE 33.6Slate blue · ΔE 33.9
Nearest named CSS colourDark slateblue (#483D8B)ΔE 15.17, a distinctly different colour
Hue familyviolet
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#587B41
Analogous#47417B, #7B4175
Triadic#7B6441, #417B64
Split complementary#757B41, #417B47
Tetradic#7B4741, #587B41, #41757B

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#C8B2D6
Lighter +30%#B090C5
Lighter +20%#986FB3
Lighter +10%#7F539C
Darker −10%#492F5A
Darker −20%#2E1E38
Darker −30%#130C17
Darker −40%#000000
More saturated +25%#692993
Less saturated −25%#5F5964

Channel breakdown

R100
G65
B123
Red100 (39.2%)
Green65 (25.5%)
Blue123 (48.2%)
Hue276.21°
Saturation (HSL)30.85%
Lightness36.86%
Dominant channelBlue
Hex per channelR 64 · G 41 · B 7B

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Every value on this page was computed from “64417b” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.