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Recognised as Colour

#164C87

  • #164C87
  • Blue
  • Dark
  • Nearest: Dark slateblue

#164C87 is a blue with RGB values 22, 76, 135 and HSL 211°, 72%, 31%. It is a dark colour, so white text on it reaches 8.7:1 contrast (AAA for normal text). The nearest named colour is Dark slateblue.

Colour values

#164C87#164C87
HEX#164C87
RGBrgb(22, 76, 135)
RGB (0–1)0.0863, 0.298, 0.5294
RGB percentages8.6%, 29.8%, 52.9%
HSLhsl(211.3, 72%, 30.8%)
HSV / HSBhsv(211.3, 83.7%, 52.9%)
CMYK83.7%, 43.7%, 0%, 47.1%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,461,383
CSS custom property--colour: #164C87;

Brightness & contrast

Relative luminance0.07089WCAG 2.x, 0 is black and 1 is white
Perceived brightness74.9 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 8.69:1
Contrast with white8.69:1WCAG normal text: AAA
Contrast with black2.42:1WCAG normal text: Fail
Greyscale equivalent#454545
Inverted#E9B378

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#2E5189no red cones; affects about 1% of men; ΔE 4 from the original
Deuteranopia#194786no green cones; the most common form, about 1% of men; ΔE 4.1 from the original
Tritanopia#005A63no blue cones; rare, and affects men and women equally; ΔE 36.1 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text8.69:1WCAG large text: AAA
Contrast with black, large text2.42:1WCAG large text: Fail

Named colours

Dark slateblue · ΔE 21Steel blue · ΔE 23.3Cornflower blue · ΔE 32.3Midnight blue · ΔE 32.9Slate grey · ΔE 35.2Light slate grey · ΔE 36.7
Nearest named CSS colourDark slateblue (#483D8B)ΔE 21.02, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#875116
Analogous#168487, #191687
Triadic#87164C, #4C8716
Split complementary#871916, #848716
Tetradic#871684, #875116, #168719

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#7FB2EA
Lighter +30%#5398E3
Lighter +20%#277EDC
Lighter +10%#1D65B3
Darker −10%#0F335B
Darker −20%#081B2F
Darker −30%#010203
Darker −40%#000000
More saturated +25%#024B9B
Less saturated −25%#2A4D73

Channel breakdown

R22
G76
B135
Red22 (8.6%)
Green76 (29.8%)
Blue135 (52.9%)
Hue211.33°
Saturation (HSL)71.97%
Lightness30.78%
Dominant channelBlue
Hex per channelR 16 · G 4C · B 87

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Every value on this page was computed from “164c87” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.