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Recognised as Colour

#165CAA

  • #165CAA
  • Blue
  • Dark
  • Nearest: Dark slateblue

#165CAA is a blue with RGB values 22, 92, 170 and HSL 212°, 77%, 38%. It is a dark colour, so white text on it reaches 6.7:1 contrast (AA for normal text). The nearest named colour is Dark slateblue.

Colour values

#165CAA#165CAA
HEX#165CAA
RGBrgb(22, 92, 170)
RGB (0–1)0.0863, 0.3608, 0.6667
RGB percentages8.6%, 36.1%, 66.7%
HSLhsl(211.6, 77.1%, 37.6%)
HSV / HSBhsv(211.6, 87.1%, 66.7%)
CMYK87.1%, 45.9%, 0%, 33.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,465,514
CSS custom property--colour: #165CAA;

Brightness & contrast

Relative luminance0.10727WCAG 2.x, 0 is black and 1 is white
Perceived brightness91.7 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 6.68:1
Contrast with white6.68:1WCAG normal text: AA
Contrast with black3.15:1WCAG normal text: Fail
Greyscale equivalent#535353
Inverted#E9A355

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#3263ADno red cones; affects about 1% of men; ΔE 4.4 from the original
Deuteranopia#0B56A8no green cones; the most common form, about 1% of men; ΔE 3.9 from the original
Tritanopia#006F7Ano blue cones; rare, and affects men and women equally; ΔE 46.3 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text6.68:1WCAG large text: AAA
Contrast with black, large text3.15:1WCAG large text: AA

Named colours

Dark slateblue · ΔE 19.7Cornflower blue · ΔE 22.9Steel blue · ΔE 24.3Dodgerblue · ΔE 25.7Royal blue · ΔE 26.1Slate blue · ΔE 29.5
Nearest named CSS colourDark slateblue (#483D8B)ΔE 19.66, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#AA6416
Analogous#16A6AA, #1A16AA
Triadic#AA165C, #5CAA16
Split complementary#AA1A16, #A6AA16
Tetradic#AA16A6, #AA6416, #16AA1A

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#9AC4F2
Lighter +30%#6DA9EC
Lighter +20%#408EE6
Lighter +10%#1C74D7
Darker −10%#10447D
Darker −20%#0A2B50
Darker −30%#041323
Darker −40%#000000
More saturated +25%#005BC0
Less saturated −25%#2E5D92

Channel breakdown

R22
G92
B170
Red22 (8.6%)
Green92 (36.1%)
Blue170 (66.7%)
Hue211.62°
Saturation (HSL)77.08%
Lightness37.65%
Dominant channelBlue
Hex per channelR 16 · G 5C · B AA

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Every value on this page was computed from “165caa” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.