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Recognised as Colour

#3300AC

  • #3300AC
  • Violet
  • Dark
  • Nearest: Dark blue

#3300AC is a violet with RGB values 51, 0, 172 and HSL 258°, 100%, 34%. It is a dark colour, so white text on it reaches 12.1:1 contrast (AAA for normal text). The nearest named colour is Dark blue.

Colour values

#3300AC#3300AC
HEX#3300AC
RGBrgb(51, 0, 172)
RGB (0–1)0.2, 0, 0.6745
RGB percentages20%, 0%, 67.5%
HSLhsl(257.8, 100%, 33.7%)
HSV / HSBhsv(257.8, 100%, 67.5%)
CMYK70.3%, 100%, 0%, 32.5%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,342,508
CSS custom property--colour: #3300AC;

Brightness & contrast

Relative luminance0.03682WCAG 2.x, 0 is black and 1 is white
Perceived brightness64.4 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 12.09:1
Contrast with white12.09:1WCAG normal text: AAA
Contrast with black1.74:1WCAG normal text: Fail
Greyscale equivalent#171717
Inverted#CCFF53

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#003CB0no red cones; affects about 1% of men; ΔE 30.8 from the original
Deuteranopia#002FA9no green cones; the most common form, about 1% of men; ΔE 23.9 from the original
Tritanopia#004463no blue cones; rare, and affects men and women equally; ΔE 84.5 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text12.09:1WCAG large text: AAA
Contrast with black, large text1.74:1WCAG large text: Fail

Named colours

Dark blue · ΔE 14.2Medium blue · ΔE 17.4Navy · ΔE 19.3Blue violet · ΔE 22Indigo · ΔE 24.1Dark violet · ΔE 24.2
Nearest named CSS colourDark blue (#00008B)ΔE 14.25, a distinctly different colour
Hue familyviolet
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#79AC00
Analogous#0023AC, #8900AC
Triadic#AC3300, #00AC33
Split complementary#AC8900, #23AC00
Tetradic#AC0023, #79AC00, #00AC89

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#A179FF
Lighter +30%#7D46FF
Lighter +20%#5913FF
Lighter +10%#4200DF
Darker −10%#240079
Darker −20%#150046
Darker −30%#060013
Darker −40%#000000
More saturated +25%#3300AC
Less saturated −25%#3C1697

Channel breakdown

R51
G0
B172
Red51 (20%)
Green0 (0%)
Blue172 (67.5%)
Hue257.79°
Saturation (HSL)100%
Lightness33.73%
Dominant channelBlue
Hex per channelR 33 · G 00 · B AC

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Every value on this page was computed from “3300ac” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.