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Recognised as Colour

#443AA4

  • #443AA4
  • Blue
  • Dark
  • Nearest: Rebecca purple

#443AA4 is a blue with RGB values 68, 58, 164 and HSL 246°, 48%, 44%. It is a dark colour, so white text on it reaches 8.8:1 contrast (AAA for normal text). The nearest named colour is Rebecca purple.

Colour values

#443AA4#443AA4
HEX#443AA4
RGBrgb(68, 58, 164)
RGB (0–1)0.2667, 0.2275, 0.6431
RGB percentages26.7%, 22.7%, 64.3%
HSLhsl(245.7, 47.7%, 43.5%)
HSV / HSBhsv(245.7, 64.6%, 64.3%)
CMYK58.5%, 64.6%, 0%, 35.7%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer4,471,460
CSS custom property--colour: #443AA4;

Brightness & contrast

Relative luminance0.06935WCAG 2.x, 0 is black and 1 is white
Perceived brightness80.1 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 8.8:1
Contrast with white8.8:1WCAG normal text: AAA
Contrast with black2.39:1WCAG normal text: Fail
Greyscale equivalent#444444
Inverted#BBC55B

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#004EA7no red cones; affects about 1% of men; ΔE 19.5 from the original
Deuteranopia#0047A2no green cones; the most common form, about 1% of men; ΔE 16.5 from the original
Tritanopia#0A5469no blue cones; rare, and affects men and women equally; ΔE 61.2 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text8.8:1WCAG large text: AAA
Contrast with black, large text2.39:1WCAG large text: Fail

Named colours

Rebecca purple · ΔE 11.8Slate blue · ΔE 13.8Dark slateblue · ΔE 16.7Midnight blue · ΔE 17.4Indigo · ΔE 20.1Royal blue · ΔE 20.7
Nearest named CSS colourRebecca purple (#663399)ΔE 11.77, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#9AA43A
Analogous#3A65A4, #793AA4
Triadic#A4443A, #3AA444
Split complementary#A4793A, #65A43A
Tetradic#A43A65, #9AA43A, #3AA479

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#C5C1E9
Lighter +30%#A19BDC
Lighter +20%#7E76CE
Lighter +10%#5B50C1
Darker −10%#342D7E
Darker −20%#251F59
Darker −30%#151233
Darker −40%#06050D
More saturated +25%#2D1EC0
Less saturated −25%#5B5688

Channel breakdown

R68
G58
B164
Red68 (26.7%)
Green58 (22.7%)
Blue164 (64.3%)
Hue245.66°
Saturation (HSL)47.75%
Lightness43.53%
Dominant channelBlue
Hex per channelR 44 · G 3A · B A4

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Every value on this page was computed from “443aa4” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.