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Recognised as Colour

#4940AA

  • #4940AA
  • Blue
  • Dark
  • Nearest: Slate blue

#4940AA is a blue with RGB values 73, 64, 170 and HSL 245°, 45%, 46%. It is a dark colour, so white text on it reaches 8.1:1 contrast (AAA for normal text). The nearest named colour is Slate blue.

Colour values

#4940AA#4940AA
HEX#4940AA
RGBrgb(73, 64, 170)
RGB (0–1)0.2863, 0.251, 0.6667
RGB percentages28.6%, 25.1%, 66.7%
HSLhsl(245.1, 45.3%, 45.9%)
HSV / HSBhsv(245.1, 62.4%, 66.7%)
CMYK57.1%, 62.4%, 0%, 33.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer4,800,682
CSS custom property--colour: #4940AA;

Brightness & contrast

Relative luminance0.07986WCAG 2.x, 0 is black and 1 is white
Perceived brightness85.4 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 8.09:1
Contrast with white8.09:1WCAG normal text: AAA
Contrast with black2.6:1WCAG normal text: Fail
Greyscale equivalent#4A4A4A
Inverted#B6BF55

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#0054ADno red cones; affects about 1% of men; ΔE 20.2 from the original
Deuteranopia#004CA8no green cones; the most common form, about 1% of men; ΔE 16.5 from the original
Tritanopia#165A6Fno blue cones; rare, and affects men and women equally; ΔE 60.6 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text8.09:1WCAG large text: AAA
Contrast with black, large text2.6:1WCAG large text: Fail

Named colours

Slate blue · ΔE 11.7Rebecca purple · ΔE 12.2Dark slateblue · ΔE 16.4Royal blue · ΔE 18.6Midnight blue · ΔE 19.3Medium slateblue · ΔE 21.6
Nearest named CSS colourSlate blue (#6A5ACD)ΔE 11.67, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#A1AA40
Analogous#406CAA, #7E40AA
Triadic#AA4940, #40AA49
Split complementary#AA7E40, #6CAA40
Tetradic#AA406C, #A1AA40, #40AA7E

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#CDCBEB
Lighter +30%#AAA6DD
Lighter +20%#8781CF
Lighter +10%#645CC1
Darker −10%#393285
Darker −20%#292460
Darker −30%#19163B
Darker −40%#090816
More saturated +25%#3123C7
Less saturated −25%#615D8D

Channel breakdown

R73
G64
B170
Red73 (28.6%)
Green64 (25.1%)
Blue170 (66.7%)
Hue245.09°
Saturation (HSL)45.3%
Lightness45.88%
Dominant channelBlue
Hex per channelR 49 · G 40 · B AA

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Every value on this page was computed from “4940aa” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.