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Recognised as Colour

#473A85

  • #473A85
  • Blue
  • Dark
  • Nearest: Dark slateblue

#473A85 is a blue with RGB values 71, 58, 133 and HSL 250°, 39%, 37%. It is a dark colour, so white text on it reaches 9.5:1 contrast (AAA for normal text). The nearest named colour is Dark slateblue.

Colour values

#473A85#473A85
HEX#473A85
RGBrgb(71, 58, 133)
RGB (0–1)0.2784, 0.2275, 0.5216
RGB percentages27.8%, 22.7%, 52.2%
HSLhsl(250.4, 39.3%, 37.5%)
HSV / HSBhsv(250.4, 56.4%, 52.2%)
CMYK46.6%, 56.4%, 0%, 47.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer4,668,037
CSS custom property--colour: #473A85;

Brightness & contrast

Relative luminance0.06059WCAG 2.x, 0 is black and 1 is white
Perceived brightness74.2 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 9.49:1
Contrast with white9.49:1WCAG normal text: AAA
Contrast with black2.21:1WCAG normal text: Fail
Greyscale equivalent#424242
Inverted#B8C57A

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#124788no red cones; affects about 1% of men; ΔE 17 from the original
Deuteranopia#124483no green cones; the most common form, about 1% of men; ΔE 17 from the original
Tritanopia#344A59no blue cones; rare, and affects men and women equally; ΔE 41.6 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text9.49:1WCAG large text: AAA
Contrast with black, large text2.21:1WCAG large text: Fail

Named colours

Dark slateblue · ΔE 2.1Midnight blue · ΔE 17.5Rebecca purple · ΔE 18.6Slate blue · ΔE 25.6Medium purple · ΔE 29.3Indigo · ΔE 30.3
Nearest named CSS colourDark slateblue (#483D8B)ΔE 2.11, below the just-noticeable difference
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#78853A
Analogous#3A5285, #6D3A85
Triadic#85473A, #3A8547
Split complementary#856D3A, #52853A
Tetradic#853A52, #78853A, #3A856D

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#B7AFDC
Lighter +30%#978BCD
Lighter +20%#7768BD
Lighter +10%#5A49A9
Darker −10%#342B61
Darker −20%#211B3E
Darker −30%#0E0C1A
Darker −40%#000000
More saturated +25%#37229D
Less saturated −25%#57526D

Channel breakdown

R71
G58
B133
Red71 (27.8%)
Green58 (22.7%)
Blue133 (52.2%)
Hue250.4°
Saturation (HSL)39.27%
Lightness37.45%
Dominant channelBlue
Hex per channelR 47 · G 3A · B 85

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Every value on this page was computed from “473a85” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.