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Recognised as Colour

#161B73

  • #161B73
  • Blue
  • Dark
  • Nearest: Midnight blue

#161B73 is a blue with RGB values 22, 27, 115 and HSL 237°, 68%, 27%. It is a dark colour, so white text on it reaches 14.6:1 contrast (AAA for normal text). The nearest named colour is Midnight blue.

Colour values

#161B73#161B73
HEX#161B73
RGBrgb(22, 27, 115)
RGB (0–1)0.0863, 0.1059, 0.451
RGB percentages8.6%, 10.6%, 45.1%
HSLhsl(236.8, 67.9%, 26.9%)
HSV / HSBhsv(236.8, 80.9%, 45.1%)
CMYK80.9%, 76.5%, 0%, 54.9%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,448,819
CSS custom property--colour: #161B73;

Brightness & contrast

Relative luminance0.02192WCAG 2.x, 0 is black and 1 is white
Perceived brightness45.6 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 14.6:1
Contrast with white14.6:1WCAG normal text: AAA
Contrast with black1.44:1WCAG normal text: Fail
Greyscale equivalent#202020
Inverted#E9E48C

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#002D76no red cones; affects about 1% of men; ΔE 14.5 from the original
Deuteranopia#002471no green cones; the most common form, about 1% of men; ΔE 9.2 from the original
Tritanopia#003445no blue cones; rare, and affects men and women equally; ΔE 53.6 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text14.6:1WCAG large text: AAA
Contrast with black, large text1.44:1WCAG large text: Fail

Named colours

Midnight blue · ΔE 1.2Dark slateblue · ΔE 17.5Rebecca purple · ΔE 20.4Indigo · ΔE 21Navy · ΔE 21.8Dark blue · ΔE 26.4
Nearest named CSS colourMidnight blue (#191970)ΔE 1.2, below the just-noticeable difference
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#736E16
Analogous#164A73, #401673
Triadic#73161B, #1B7316
Split complementary#733F16, #4A7316
Tetradic#73164A, #736E16, #16733F

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#7177E4
Lighter +30%#464EDC
Lighter +20%#262FC9
Lighter +10%#1E259E
Darker −10%#0E1148
Darker −20%#06071D
Darker −30%#000000
Darker −40%#000000
More saturated +25%#050C84
Less saturated −25%#272A62

Channel breakdown

R22
G27
B115
Red22 (8.6%)
Green27 (10.6%)
Blue115 (45.1%)
Hue236.77°
Saturation (HSL)67.88%
Lightness26.86%
Dominant channelBlue
Hex per channelR 16 · G 1B · B 73

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Every value on this page was computed from “161b73” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.