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Recognised as Colour

#473BA6

  • #473BA6
  • Blue
  • Dark
  • Nearest: Rebecca purple

#473BA6 is a blue with RGB values 71, 59, 166 and HSL 247°, 48%, 44%. It is a dark colour, so white text on it reaches 8.6:1 contrast (AAA for normal text). The nearest named colour is Rebecca purple.

Colour values

#473BA6#473BA6
HEX#473BA6
RGBrgb(71, 59, 166)
RGB (0–1)0.2784, 0.2314, 0.651
RGB percentages27.8%, 23.1%, 65.1%
HSLhsl(246.7, 47.6%, 44.1%)
HSV / HSBhsv(246.7, 64.5%, 65.1%)
CMYK57.2%, 64.5%, 0%, 34.9%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer4,668,326
CSS custom property--colour: #473BA6;

Brightness & contrast

Relative luminance0.07221WCAG 2.x, 0 is black and 1 is white
Perceived brightness81.8 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 8.59:1
Contrast with white8.59:1WCAG normal text: AAA
Contrast with black2.44:1WCAG normal text: Fail
Greyscale equivalent#454545
Inverted#B8C459

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#0050A9no red cones; affects about 1% of men; ΔE 20.6 from the original
Deuteranopia#0048A4no green cones; the most common form, about 1% of men; ΔE 16.9 from the original
Tritanopia#15566Bno blue cones; rare, and affects men and women equally; ΔE 61.3 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text8.59:1WCAG large text: AAA
Contrast with black, large text2.44:1WCAG large text: Fail

Named colours

Rebecca purple · ΔE 11.5Slate blue · ΔE 13.1Dark slateblue · ΔE 17.2Midnight blue · ΔE 18.2Indigo · ΔE 20Royal blue · ΔE 20.4
Nearest named CSS colourRebecca purple (#663399)ΔE 11.47, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#9AA63B
Analogous#3B65A6, #7C3BA6
Triadic#A6473B, #3BA647
Split complementary#A67C3B, #65A63B
Tetradic#A63B65, #9AA63B, #3BA67D

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#C8C3EA
Lighter +30%#A59EDC
Lighter +20%#8278CF
Lighter +10%#5F52C2
Darker −10%#372E80
Darker −20%#27205B
Darker −30%#171335
Darker −40%#07060F
More saturated +25%#311FC2
Less saturated −25%#5D578A

Channel breakdown

R71
G59
B166
Red71 (27.8%)
Green59 (23.1%)
Blue166 (65.1%)
Hue246.73°
Saturation (HSL)47.56%
Lightness44.12%
Dominant channelBlue
Hex per channelR 47 · G 3B · B A6

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Every value on this page was computed from “473ba6” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.