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Recognised as Colour

#081C9B

  • #081C9B
  • Blue
  • Dark
  • Nearest: Dark blue

#081C9B is a blue with RGB values 8, 28, 155 and HSL 232°, 90%, 32%. It is a dark colour, so white text on it reaches 12.7:1 contrast (AAA for normal text). The nearest named colour is Dark blue.

Colour values

#081C9B#081C9B
HEX#081C9B
RGBrgb(8, 28, 155)
RGB (0–1)0.0314, 0.1098, 0.6078
RGB percentages3.1%, 11%, 60.8%
HSLhsl(231.8, 90.2%, 32%)
HSV / HSBhsv(231.8, 94.8%, 60.8%)
CMYK94.8%, 81.9%, 0%, 39.2%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer531,611
CSS custom property--colour: #081C9B;

Brightness & contrast

Relative luminance0.03249WCAG 2.x, 0 is black and 1 is white
Perceived brightness56.7 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 12.73:1
Contrast with white12.73:1WCAG normal text: AAA
Contrast with black1.65:1WCAG normal text: Fail
Greyscale equivalent#212121
Inverted#F7E364

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#003A9Eno red cones; affects about 1% of men; ΔE 21.8 from the original
Deuteranopia#002B99no green cones; the most common form, about 1% of men; ΔE 11.8 from the original
Tritanopia#00455Cno blue cones; rare, and affects men and women equally; ΔE 73.3 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text12.73:1WCAG large text: AAA
Contrast with black, large text1.65:1WCAG large text: Fail

Named colours

Dark blue · ΔE 8.8Navy · ΔE 9.4Indigo · ΔE 16.6Midnight blue · ΔE 23Rebecca purple · ΔE 24.2Slate blue · ΔE 27.7
Nearest named CSS colourDark blue (#00008B)ΔE 8.84, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#9B8708
Analogous#08659B, #3E089B
Triadic#9B081C, #1C9B08
Split complementary#9B3D08, #669B08
Tetradic#9B0865, #9B8708, #089B3D

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#7789F8
Lighter +30%#475EF5
Lighter +20%#1634F3
Lighter +10%#0B25CB
Darker −10%#05136B
Darker −20%#030A3A
Darker −30%#00020A
Darker −40%#000000
More saturated +25%#0016A3
Less saturated −25%#1C2B87

Channel breakdown

R8
G28
B155
Red8 (3.1%)
Green28 (11%)
Blue155 (60.8%)
Hue231.84°
Saturation (HSL)90.18%
Lightness31.96%
Dominant channelBlue
Hex per channelR 08 · G 1C · B 9B

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Every value on this page was computed from “081c9b” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.