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Recognised as Colour

#1328AB

  • #1328AB
  • Blue
  • Dark
  • Nearest: Dark blue

#1328AB is a blue with RGB values 19, 40, 171 and HSL 232°, 80%, 37%. It is a dark colour, so white text on it reaches 10.9:1 contrast (AAA for normal text). The nearest named colour is Dark blue.

Colour values

#1328AB#1328AB
HEX#1328AB
RGBrgb(19, 40, 171)
RGB (0–1)0.0745, 0.1569, 0.6706
RGB percentages7.5%, 15.7%, 67.1%
HSLhsl(231.7, 80%, 37.3%)
HSV / HSBhsv(231.7, 88.9%, 67.1%)
CMYK88.9%, 76.6%, 0%, 32.9%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,255,595
CSS custom property--colour: #1328AB;

Brightness & contrast

Relative luminance0.04596WCAG 2.x, 0 is black and 1 is white
Perceived brightness66.2 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 10.94:1
Contrast with white10.94:1WCAG normal text: AAA
Contrast with black1.92:1WCAG normal text: Fail
Greyscale equivalent#2D2D2D
Inverted#ECD754

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#0044AFno red cones; affects about 1% of men; ΔE 20.5 from the original
Deuteranopia#0035A9no green cones; the most common form, about 1% of men; ΔE 11 from the original
Tritanopia#005068no blue cones; rare, and affects men and women equally; ΔE 74.9 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text10.94:1WCAG large text: AAA
Contrast with black, large text1.92:1WCAG large text: Fail

Named colours

Dark blue · ΔE 13Navy · ΔE 14.4Indigo · ΔE 19.6Rebecca purple · ΔE 24.4Slate blue · ΔE 24.6Midnight blue · ΔE 25.7
Nearest named CSS colourDark blue (#00008B)ΔE 12.98, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#AB9613
Analogous#1374AB, #4A13AB
Triadic#AB1328, #28AB13
Split complementary#AB4A13, #74AB13
Tetradic#AB1374, #AB9613, #13AB4A

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#97A3F3
Lighter +30%#697BEE
Lighter +20%#3B53E9
Lighter +10%#1833D9
Darker −10%#0E1D7D
Darker −20%#09134F
Darker −30%#040821
Darker −40%#000000
More saturated +25%#001ABE
Less saturated −25%#2B3993

Channel breakdown

R19
G40
B171
Red19 (7.5%)
Green40 (15.7%)
Blue171 (67.1%)
Hue231.71°
Saturation (HSL)80%
Lightness37.25%
Dominant channelBlue
Hex per channelR 13 · G 28 · B AB

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Every value on this page was computed from “1328ab” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.