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Recognised as Colour

#644F68

  • #644F68
  • Magenta
  • Dark
  • Nearest: Dim grey

#644F68 is a magenta with RGB values 100, 79, 104 and HSL 290°, 14%, 36%. It is a dark colour, so white text on it reaches 7.3:1 contrast (AAA for normal text). The nearest named colour is Dim grey.

Colour values

#644F68#644F68
HEX#644F68
RGBrgb(100, 79, 104)
RGB (0–1)0.3922, 0.3098, 0.4078
RGB percentages39.2%, 31%, 40.8%
HSLhsl(290.4, 13.7%, 35.9%)
HSV / HSBhsv(290.4, 24%, 40.8%)
CMYK3.8%, 24%, 0%, 59.2%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer6,573,928
CSS custom property--colour: #644F68;

Brightness & contrast

Relative luminance0.09301WCAG 2.x, 0 is black and 1 is white
Perceived brightness88.8 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 7.34:1
Contrast with white7.34:1WCAG normal text: AAA
Contrast with black2.86:1WCAG normal text: Fail
Greyscale equivalent#555555
Inverted#9BB097

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#4D5569no red cones; affects about 1% of men; ΔE 12 from the original
Deuteranopia#515767no green cones; the most common form, about 1% of men; ΔE 12.3 from the original
Tritanopia#655158no blue cones; rare, and affects men and women equally; ΔE 11 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text7.34:1WCAG large text: AAA
Contrast with black, large text2.86:1WCAG large text: Fail

Named colours

Dim grey · ΔE 19.4Slate grey · ΔE 22.8Gray · ΔE 24.6Light slate grey · ΔE 25.1Dark slate grey · ΔE 27Steel blue · ΔE 31.9
Nearest named CSS colourDim grey (#696969)ΔE 19.35, a distinctly different colour
Hue familymagenta
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#53684F
Analogous#584F68, #684F60
Triadic#68644F, #4F6864
Split complementary#60684F, #4F6857
Tetradic#68574F, #53684F, #4F6068

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#C7B9CA
Lighter +30%#B09CB4
Lighter +20%#997F9E
Lighter +10%#806585
Darker −10%#48394B
Darker −20%#2C232E
Darker −30%#100D11
Darker −40%#000000
More saturated +25%#74387F
Less saturated −25%#5C5C5C

Channel breakdown

R100
G79
B104
Red100 (39.2%)
Green79 (31%)
Blue104 (40.8%)
Hue290.4°
Saturation (HSL)13.66%
Lightness35.88%
Dominant channelBlue
Hex per channelR 64 · G 4F · B 68

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Every value on this page was computed from “644f68” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.