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Recognised as Colour

#4E39BD

  • #4E39BD
  • Blue
  • Dark
  • Nearest: Slate blue

#4E39BD is a blue with RGB values 78, 57, 189 and HSL 250°, 54%, 48%. It is a dark colour, so white text on it reaches 7.9:1 contrast (AAA for normal text). The nearest named colour is Slate blue.

Colour values

#4E39BD#4E39BD
HEX#4E39BD
RGBrgb(78, 57, 189)
RGB (0–1)0.3059, 0.2235, 0.7412
RGB percentages30.6%, 22.4%, 74.1%
HSLhsl(249.5, 53.7%, 48.2%)
HSV / HSBhsv(249.5, 69.8%, 74.1%)
CMYK58.7%, 69.8%, 0%, 25.9%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer5,126,589
CSS custom property--colour: #4E39BD;

Brightness & contrast

Relative luminance0.0822WCAG 2.x, 0 is black and 1 is white
Perceived brightness88.3 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 7.94:1
Contrast with white7.94:1WCAG normal text: AAA
Contrast with black2.64:1WCAG normal text: Fail
Greyscale equivalent#474747
Inverted#B1C642

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#0055C1no red cones; affects about 1% of men; ΔE 24 from the original
Deuteranopia#004CBAno green cones; the most common form, about 1% of men; ΔE 20.4 from the original
Tritanopia#055C77no blue cones; rare, and affects men and women equally; ΔE 73 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text7.94:1WCAG large text: AAA
Contrast with black, large text2.64:1WCAG large text: Fail

Named colours

Slate blue · ΔE 16.7Medium slateblue · ΔE 18.2Rebecca purple · ΔE 19.4Indigo · ΔE 20.1Dark blue · ΔE 20.5Navy · ΔE 21.6
Nearest named CSS colourSlate blue (#6A5ACD)ΔE 16.67, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#A8BD39
Analogous#3966BD, #9039BD
Triadic#BD4E39, #39BD4E
Split complementary#BD9039, #66BD39
Tetradic#BD3966, #A8BD39, #39BD90

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#D6D1F1
Lighter +30%#B3AAE5
Lighter +20%#9083D9
Lighter +10%#6E5BCE
Darker −10%#3E2D96
Darker −20%#2E216F
Darker −30%#1D1647
Darker −40%#0D0A20
More saturated +25%#391ADC
Less saturated −25%#63589E

Channel breakdown

R78
G57
B189
Red78 (30.6%)
Green57 (22.4%)
Blue189 (74.1%)
Hue249.55°
Saturation (HSL)53.66%
Lightness48.24%
Dominant channelBlue
Hex per channelR 4E · G 39 · B BD

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Every value on this page was computed from “4e39bd” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.