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Recognised as Colour

#164CC9

  • #164CC9
  • Blue
  • Dark
  • Nearest: Royal blue

#164CC9 is a blue with RGB values 22, 76, 201 and HSL 222°, 80%, 44%. It is a dark colour, so white text on it reaches 7.2:1 contrast (AAA for normal text). The nearest named colour is Royal blue.

Colour values

#164CC9#164CC9
HEX#164CC9
RGBrgb(22, 76, 201)
RGB (0–1)0.0863, 0.298, 0.7882
RGB percentages8.6%, 29.8%, 78.8%
HSLhsl(221.9, 80.3%, 43.7%)
HSV / HSBhsv(221.9, 89.1%, 78.8%)
CMYK89.1%, 62.2%, 0%, 21.2%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,461,449
CSS custom property--colour: #164CC9;

Brightness & contrast

Relative luminance0.09557WCAG 2.x, 0 is black and 1 is white
Perceived brightness90.2 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 7.21:1
Contrast with white7.21:1WCAG normal text: AAA
Contrast with black2.91:1WCAG normal text: Fail
Greyscale equivalent#4A4A4A
Inverted#E9B336

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#005FCDno red cones; affects about 1% of men; ΔE 14.2 from the original
Deuteranopia#004FC7no green cones; the most common form, about 1% of men; ΔE 3.9 from the original
Tritanopia#006D83no blue cones; rare, and affects men and women equally; ΔE 70.6 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text7.21:1WCAG large text: AAA
Contrast with black, large text2.91:1WCAG large text: Fail

Named colours

Royal blue · ΔE 12.8Slate blue · ΔE 14.7Medium slateblue · ΔE 18Rebecca purple · ΔE 24.9Medium purple · ΔE 26.6Dark slateblue · ΔE 28.4
Nearest named CSS colourRoyal blue (#4169E1)ΔE 12.84, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#C99316
Analogous#16A6C9, #3A16C9
Triadic#C9164C, #4CC916
Split complementary#C93A16, #A6C916
Tetradic#C916A6, #C99316, #16C93A

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#B4C8F7
Lighter +30%#86A7F2
Lighter +20%#5885ED
Lighter +10%#2A63E8
Darker −10%#113B9B
Darker −20%#0C296D
Darker −30%#07183F
Darker −40%#020611
More saturated +25%#0043DF
Less saturated −25%#3257AD

Channel breakdown

R22
G76
B201
Red22 (8.6%)
Green76 (29.8%)
Blue201 (78.8%)
Hue221.9°
Saturation (HSL)80.27%
Lightness43.73%
Dominant channelBlue
Hex per channelR 16 · G 4C · B C9

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Every value on this page was computed from “164cc9” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.