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Recognised as Colour

#4949AC

  • #4949AC
  • Blue
  • Dark
  • Nearest: Slate blue

#4949AC is a blue with RGB values 73, 73, 172 and HSL 240°, 40%, 48%. It is a dark colour, so white text on it reaches 7.4:1 contrast (AAA for normal text). The nearest named colour is Slate blue.

Colour values

#4949AC#4949AC
HEX#4949AC
RGBrgb(73, 73, 172)
RGB (0–1)0.2863, 0.2863, 0.6745
RGB percentages28.6%, 28.6%, 67.5%
HSLhsl(240, 40.4%, 48%)
HSV / HSBhsv(240, 57.6%, 67.5%)
CMYK57.6%, 57.6%, 0%, 32.5%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer4,802,988
CSS custom property--colour: #4949AC;

Brightness & contrast

Relative luminance0.0916WCAG 2.x, 0 is black and 1 is white
Perceived brightness90 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 7.42:1
Contrast with white7.42:1WCAG normal text: AAA
Contrast with black2.83:1WCAG normal text: Fail
Greyscale equivalent#505050
Inverted#B6B653

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#0059AFno red cones; affects about 1% of men; ΔE 17.5 from the original
Deuteranopia#0051AAno green cones; the most common form, about 1% of men; ΔE 14.1 from the original
Tritanopia#0F6073no blue cones; rare, and affects men and women equally; ΔE 57.6 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text7.42:1WCAG large text: AAA
Contrast with black, large text2.83:1WCAG large text: Fail

Named colours

Slate blue · ΔE 12.1Dark slateblue · ΔE 12.9Rebecca purple · ΔE 15.2Royal blue · ΔE 17Medium purple · ΔE 20.3Midnight blue · ΔE 20.9
Nearest named CSS colourSlate blue (#6A5ACD)ΔE 12.11, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#ACAC49
Analogous#497BAC, #7B49AC
Triadic#AC4949, #49AC49
Split complementary#AC7B49, #7BAC49
Tetradic#AC497B, #ACAC49, #49AC7B

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#D4D4ED
Lighter +30%#B0B0DE
Lighter +20%#8D8DCE
Lighter +10%#6969BF
Darker −10%#3A3A88
Darker −20%#2B2B64
Darker −30%#1B1B41
Darker −40%#0C0C1D
More saturated +25%#2A2ACB
Less saturated −25%#68688D

Channel breakdown

R73
G73
B172
Red73 (28.6%)
Green73 (28.6%)
Blue172 (67.5%)
Hue240°
Saturation (HSL)40.41%
Lightness48.04%
Dominant channelBlue
Hex per channelR 49 · G 49 · B AC

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Every value on this page was computed from “4949ac” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.