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Recognised as Colour

#4100AA

  • #4100AA
  • Violet
  • Dark
  • Nearest: Dark blue

#4100AA is a violet with RGB values 65, 0, 170 and HSL 263°, 100%, 33%. It is a dark colour, so white text on it reaches 11.6:1 contrast (AAA for normal text). The nearest named colour is Dark blue.

Colour values

#4100AA#4100AA
HEX#4100AA
RGBrgb(65, 0, 170)
RGB (0–1)0.2549, 0, 0.6667
RGB percentages25.5%, 0%, 66.7%
HSLhsl(262.9, 100%, 33.3%)
HSV / HSBhsv(262.9, 100%, 66.7%)
CMYK61.8%, 100%, 0%, 33.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer4,260,010
CSS custom property--colour: #4100AA;

Brightness & contrast

Relative luminance0.04026WCAG 2.x, 0 is black and 1 is white
Perceived brightness67.5 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 11.63:1
Contrast with white11.63:1WCAG normal text: AAA
Contrast with black1.81:1WCAG normal text: Fail
Greyscale equivalent#1A1A1A
Inverted#BEFF55

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#003DAEno red cones; affects about 1% of men; ΔE 31.5 from the original
Deuteranopia#0034A7no green cones; the most common form, about 1% of men; ΔE 27.7 from the original
Tritanopia#004262no blue cones; rare, and affects men and women equally; ΔE 81.6 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text11.63:1WCAG large text: AAA
Contrast with black, large text1.81:1WCAG large text: Fail

Named colours

Dark blue · ΔE 13.8Navy · ΔE 18.4Medium blue · ΔE 20.2Blue violet · ΔE 20.9Indigo · ΔE 21.3Dark violet · ΔE 22.7
Nearest named CSS colourDark blue (#00008B)ΔE 13.82, a distinctly different colour
Hue familyviolet
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#69AA00
Analogous#0014AA, #9600AA
Triadic#AA4100, #00AA41
Split complementary#AA9600, #14AA00
Tetradic#AA0014, #69AA00, #00AA96

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#AB77FF
Lighter +30%#8C44FF
Lighter +20%#6C11FF
Lighter +10%#5500DD
Darker −10%#2E0077
Darker −20%#1A0044
Darker −30%#070011
Darker −40%#000000
More saturated +25%#4100AA
Less saturated −25%#461595

Channel breakdown

R65
G0
B170
Red65 (25.5%)
Green0 (0%)
Blue170 (66.7%)
Hue262.94°
Saturation (HSL)100%
Lightness33.33%
Dominant channelBlue
Hex per channelR 41 · G 00 · B AA

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Every value on this page was computed from “4100aa” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.