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Recognised as Colour

#16009B

  • #16009B
  • Blue
  • Dark
  • Nearest: Dark blue

#16009B is a blue with RGB values 22, 0, 155 and HSL 249°, 100%, 30%. It is a dark colour, so white text on it reaches 13.9:1 contrast (AAA for normal text). The nearest named colour is Dark blue.

Colour values

#16009B#16009B
HEX#16009B
RGBrgb(22, 0, 155)
RGB (0–1)0.0863, 0, 0.6078
RGB percentages8.6%, 0%, 60.8%
HSLhsl(248.5, 100%, 30.4%)
HSV / HSBhsv(248.5, 100%, 60.8%)
CMYK85.8%, 100%, 0%, 39.2%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,441,947
CSS custom property--colour: #16009B;

Brightness & contrast

Relative luminance0.02537WCAG 2.x, 0 is black and 1 is white
Perceived brightness53.7 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 13.93:1
Contrast with white13.93:1WCAG normal text: AAA
Contrast with black1.51:1WCAG normal text: Fail
Greyscale equivalent#101010
Inverted#E9FF64

Colour vision & accessibility

Protanopia#00339Fno red cones; affects about 1% of men; ΔE 27.4 from the original
Deuteranopia#002499no green cones; the most common form, about 1% of men; ΔE 18.5 from the original
Tritanopia#003E59no blue cones; rare, and affects men and women equally; ΔE 80.7 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text13.93:1WCAG large text: AAA
Contrast with black, large text1.51:1WCAG large text: Fail

Named colours

Nearest named CSS colourDark blue (#00008B)ΔE 7.05, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

Complementary#859B00
Analogous#00389B, #63009B
Triadic#9B1600, #009B16
Split complementary#9B6300, #389B00
Tetradic#9B0038, #859B00, #009B63

Tints, shades & saturation

Lighter +40%#7D68FF
Lighter +30%#5235FF
Lighter +20%#2602FF
Lighter +10%#1D00CE
Darker −10%#0F0068
Darker −20%#080035
Darker −30%#000002
Darker −40%#000000
More saturated +25%#16009B
Less saturated −25%#241388

Channel breakdown

R22
G0
B155
Red22 (8.6%)
Green0 (0%)
Blue155 (60.8%)
Hue248.52°
Saturation (HSL)100%
Lightness30.39%
Dominant channelBlue
Hex per channelR 16 · G 00 · B 9B

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Every value on this page was computed from “16009b” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.