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Recognised as Colour

#3301AA

  • #3301AA
  • Violet
  • Dark
  • Nearest: Dark blue

#3301AA is a violet with RGB values 51, 1, 170 and HSL 258°, 99%, 34%. It is a dark colour, so white text on it reaches 12.2:1 contrast (AAA for normal text). The nearest named colour is Dark blue.

Colour values

#3301AA#3301AA
HEX#3301AA
RGBrgb(51, 1, 170)
RGB (0–1)0.2, 0.0039, 0.6667
RGB percentages20%, 0.4%, 66.7%
HSLhsl(257.8, 98.8%, 33.5%)
HSV / HSBhsv(257.8, 99.4%, 66.7%)
CMYK70%, 99.4%, 0%, 33.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,342,762
CSS custom property--colour: #3301AA;

Brightness & contrast

Relative luminance0.03628WCAG 2.x, 0 is black and 1 is white
Perceived brightness63.8 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 12.17:1
Contrast with white12.17:1WCAG normal text: AAA
Contrast with black1.73:1WCAG normal text: Fail
Greyscale equivalent#181818
Inverted#CCFE55

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#003BAEno red cones; affects about 1% of men; ΔE 30 from the original
Deuteranopia#002FA8no green cones; the most common form, about 1% of men; ΔE 23.4 from the original
Tritanopia#004462no blue cones; rare, and affects men and women equally; ΔE 84 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text12.17:1WCAG large text: AAA
Contrast with black, large text1.73:1WCAG large text: Fail

Named colours

Dark blue · ΔE 13.2Navy · ΔE 18.2Medium blue · ΔE 18.6Blue violet · ΔE 22.5Indigo · ΔE 23Dark violet · ΔE 24.7
Nearest named CSS colourDark blue (#00008B)ΔE 13.23, a distinctly different colour
Hue familyviolet
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#78AA01
Analogous#0124AA, #8701AA
Triadic#AA3301, #01AA33
Split complementary#AA8801, #23AA01
Tetradic#AA0124, #78AA01, #01AA87

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#A079FE
Lighter +30%#7C46FE
Lighter +20%#5913FE
Lighter +10%#4201DD
Darker −10%#240177
Darker −20%#150045
Darker −30%#050012
Darker −40%#000000
More saturated +25%#3300AB
Less saturated −25%#3C1695

Channel breakdown

R51
G1
B170
Red51 (20%)
Green1 (0.4%)
Blue170 (66.7%)
Hue257.75°
Saturation (HSL)98.83%
Lightness33.53%
Dominant channelBlue
Hex per channelR 33 · G 01 · B AA

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Every value on this page was computed from “3301aa” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.