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Recognised as Colour

#47566F

  • #47566F
  • Blue
  • Dark
  • Nearest: Slate grey

#47566F is a blue with RGB values 71, 86, 111 and HSL 218°, 22%, 36%. It is a dark colour, so white text on it reaches 7.4:1 contrast (AAA for normal text). The nearest named colour is Slate grey.

Colour values

#47566F#47566F
HEX#47566F
RGBrgb(71, 86, 111)
RGB (0–1)0.2784, 0.3373, 0.4353
RGB percentages27.8%, 33.7%, 43.5%
HSLhsl(217.5, 22%, 35.7%)
HSV / HSBhsv(217.5, 36%, 43.5%)
CMYK36%, 22.5%, 0%, 56.5%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer4,675,183
CSS custom property--colour: #47566F;

Brightness & contrast

Relative luminance0.09143WCAG 2.x, 0 is black and 1 is white
Perceived brightness85.2 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 7.42:1
Contrast with white7.42:1WCAG normal text: AAA
Contrast with black2.83:1WCAG normal text: Fail
Greyscale equivalent#555555
Inverted#B8A990

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#4D5770no red cones; affects about 1% of men; ΔE 1.9 from the original
Deuteranopia#49546Eno green cones; the most common form, about 1% of men; ΔE 1.7 from the original
Tritanopia#3B5B5Eno blue cones; rare, and affects men and women equally; ΔE 15.9 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text7.42:1WCAG large text: AAA
Contrast with black, large text2.83:1WCAG large text: Fail

Named colours

Slate grey · ΔE 17.8Dim grey · ΔE 18.1Dark slate grey · ΔE 18.4Light slate grey · ΔE 20.5Steel blue · ΔE 23.3Gray · ΔE 23.7
Nearest named CSS colourSlate grey (#708090)ΔE 17.76, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#6F6047
Analogous#476A6F, #4C476F
Triadic#6F4756, #566F47
Split complementary#6F4C47, #6A6F47
Tetradic#6F476A, #6F6047, #476F4C

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#B3BECF
Lighter +30%#94A3BB
Lighter +20%#7588A7
Lighter +10%#5B6E8E
Darker −10%#333E50
Darker −20%#1F2631
Darker −30%#0B0E12
Darker −40%#000000
More saturated +25%#305086
Less saturated −25%#5B5B5B

Channel breakdown

R71
G86
B111
Red71 (27.8%)
Green86 (33.7%)
Blue111 (43.5%)
Hue217.5°
Saturation (HSL)21.98%
Lightness35.69%
Dominant channelBlue
Hex per channelR 47 · G 56 · B 6F

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Every value on this page was computed from “47566f” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.