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Recognised as Colour

#3941A6

  • #3941A6
  • Blue
  • Dark
  • Nearest: Dark slateblue

#3941A6 is a blue with RGB values 57, 65, 166 and HSL 236°, 49%, 44%. It is a dark colour, so white text on it reaches 8.5:1 contrast (AAA for normal text). The nearest named colour is Dark slateblue.

Colour values

#3941A6#3941A6
HEX#3941A6
RGBrgb(57, 65, 166)
RGB (0–1)0.2235, 0.2549, 0.651
RGB percentages22.4%, 25.5%, 65.1%
HSLhsl(235.6, 48.9%, 43.7%)
HSV / HSBhsv(235.6, 65.7%, 65.1%)
CMYK65.7%, 60.8%, 0%, 34.9%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,752,358
CSS custom property--colour: #3941A6;

Brightness & contrast

Relative luminance0.07404WCAG 2.x, 0 is black and 1 is white
Perceived brightness81.2 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 8.47:1
Contrast with white8.47:1WCAG normal text: AAA
Contrast with black2.48:1WCAG normal text: Fail
Greyscale equivalent#474747
Inverted#C6BE59

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#0052A9no red cones; affects about 1% of men; ΔE 16.1 from the original
Deuteranopia#0048A4no green cones; the most common form, about 1% of men; ΔE 10.8 from the original
Tritanopia#005A6Dno blue cones; rare, and affects men and women equally; ΔE 59.2 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text8.47:1WCAG large text: AAA
Contrast with black, large text2.48:1WCAG large text: Fail

Named colours

Dark slateblue · ΔE 14Slate blue · ΔE 14.3Rebecca purple · ΔE 15.7Midnight blue · ΔE 18Royal blue · ΔE 18.3Medium purple · ΔE 24
Nearest named CSS colourDark slateblue (#483D8B)ΔE 14.04, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#A69E39
Analogous#3978A6, #6739A6
Triadic#A63941, #41A639
Split complementary#A66739, #78A639
Tetradic#A63978, #A69E39, #39A667

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#C1C4EA
Lighter +30%#9BA0DD
Lighter +20%#757CD0
Lighter +10%#4F58C3
Darker −10%#2C3280
Darker −20%#1F235A
Darker −30%#121434
Darker −40%#05060E
More saturated +25%#1D29C2
Less saturated −25%#55598A

Channel breakdown

R57
G65
B166
Red57 (22.4%)
Green65 (25.5%)
Blue166 (65.1%)
Hue235.6°
Saturation (HSL)48.88%
Lightness43.73%
Dominant channelBlue
Hex per channelR 39 · G 41 · B A6

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Every value on this page was computed from “3941a6” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.