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Recognised as Colour

#642F65

  • #642F65
  • Magenta
  • Dark
  • Nearest: Dark slateblue

#642F65 is a magenta with RGB values 100, 47, 101 and HSL 299°, 36%, 29%. It is a dark colour, so white text on it reaches 9.8:1 contrast (AAA for normal text). The nearest named colour is Dark slateblue.

Colour values

#642F65#642F65
HEX#642F65
RGBrgb(100, 47, 101)
RGB (0–1)0.3922, 0.1843, 0.3961
RGB percentages39.2%, 18.4%, 39.6%
HSLhsl(298.9, 36.5%, 29%)
HSV / HSBhsv(298.9, 53.5%, 39.6%)
CMYK1%, 53.5%, 0%, 60.4%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer6,565,733
CSS custom property--colour: #642F65;

Brightness & contrast

Relative luminance0.05682WCAG 2.x, 0 is black and 1 is white
Perceived brightness73.8 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 9.83:1
Contrast with white9.83:1WCAG normal text: AAA
Contrast with black2.14:1WCAG normal text: Fail
Greyscale equivalent#3E3E3E
Inverted#9BD09A

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#2A3F67no red cones; affects about 1% of men; ΔE 27.8 from the original
Deuteranopia#394663no green cones; the most common form, about 1% of men; ΔE 29.4 from the original
Tritanopia#673545no blue cones; rare, and affects men and women equally; ΔE 23.1 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text9.83:1WCAG large text: AAA
Contrast with black, large text2.14:1WCAG large text: Fail

Named colours

Dark slateblue · ΔE 21.7Rebecca purple · ΔE 28.1Purple · ΔE 30.5Midnight blue · ΔE 30.9Dark magenta · ΔE 35Indigo · ΔE 38.1
Nearest named CSS colourDark slateblue (#483D8B)ΔE 21.69, a distinctly different colour
Hue familymagenta
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#30652F
Analogous#492F65, #652F4B
Triadic#65642F, #2F6564
Split complementary#4B652F, #2F6549
Tetradic#65492F, #30652F, #2F4B65

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#CC93CD
Lighter +30%#BB70BD
Lighter +20%#A94FAB
Lighter +10%#863F88
Darker −10%#421F42
Darker −20%#1F0F1F
Darker −30%#000000
Darker −40%#000000
More saturated +25%#761D77
Less saturated −25%#524252

Channel breakdown

R100
G47
B101
Red100 (39.2%)
Green47 (18.4%)
Blue101 (39.6%)
Hue298.89°
Saturation (HSL)36.49%
Lightness29.02%
Dominant channelBlue
Hex per channelR 64 · G 2F · B 65

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Every value on this page was computed from “642f65” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.