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Recognised as Colour

#3936AA

  • #3936AA
  • Blue
  • Dark
  • Nearest: Rebecca purple

#3936AA is a blue with RGB values 57, 54, 170 and HSL 242°, 52%, 44%. It is a dark colour, so white text on it reaches 9.2:1 contrast (AAA for normal text). The nearest named colour is Rebecca purple.

Colour values

#3936AA#3936AA
HEX#3936AA
RGBrgb(57, 54, 170)
RGB (0–1)0.2235, 0.2118, 0.6667
RGB percentages22.4%, 21.2%, 66.7%
HSLhsl(241.6, 51.8%, 43.9%)
HSV / HSBhsv(241.6, 68.2%, 66.7%)
CMYK66.5%, 68.2%, 0%, 33.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,749,546
CSS custom property--colour: #3936AA;

Brightness & contrast

Relative luminance0.0641WCAG 2.x, 0 is black and 1 is white
Perceived brightness77.3 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 9.2:1
Contrast with white9.2:1WCAG normal text: AAA
Contrast with black2.28:1WCAG normal text: Fail
Greyscale equivalent#3F3F3F
Inverted#C6C955

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#004DAEno red cones; affects about 1% of men; ΔE 19.4 from the original
Deuteranopia#0043A8no green cones; the most common form, about 1% of men; ΔE 14.3 from the original
Tritanopia#00556Bno blue cones; rare, and affects men and women equally; ΔE 66.9 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text9.2:1WCAG large text: AAA
Contrast with black, large text2.28:1WCAG large text: Fail

Named colours

Rebecca purple · ΔE 15.5Slate blue · ΔE 15.5Indigo · ΔE 18.9Midnight blue · ΔE 19.9Navy · ΔE 20.1Dark blue · ΔE 21.2
Nearest named CSS colourRebecca purple (#663399)ΔE 15.51, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#A7AA36
Analogous#366DAA, #7336AA
Triadic#AA3936, #36AA39
Split complementary#AA7336, #6DAA36
Tetradic#AA366D, #A7AA36, #36AA73

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#C2C1EB
Lighter +30%#9C9ADF
Lighter +20%#7673D3
Lighter +10%#504DC6
Darker −10%#2C2A83
Darker −20%#1F1D5D
Darker −30%#121136
Darker −40%#05050F
More saturated +25%#1E1AC6
Less saturated −25%#54528E

Channel breakdown

R57
G54
B170
Red57 (22.4%)
Green54 (21.2%)
Blue170 (66.7%)
Hue241.55°
Saturation (HSL)51.79%
Lightness43.92%
Dominant channelBlue
Hex per channelR 39 · G 36 · B AA

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Every value on this page was computed from “3936aa” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.