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Recognised as Colour

#0C13BB

  • #0C13BB
  • Blue
  • Dark
  • Nearest: Medium blue

#0C13BB is a blue with RGB values 12, 19, 187 and HSL 238°, 88%, 39%. It is a dark colour, so white text on it reaches 11.5:1 contrast (AAA for normal text). The nearest named colour is Medium blue.

Colour values

#0C13BB#0C13BB
HEX#0C13BB
RGBrgb(12, 19, 187)
RGB (0–1)0.0471, 0.0745, 0.7333
RGB percentages4.7%, 7.5%, 73.3%
HSLhsl(237.6, 87.9%, 39%)
HSV / HSBhsv(237.6, 93.6%, 73.3%)
CMYK93.6%, 89.8%, 0%, 26.7%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer791,483
CSS custom property--colour: #0C13BB;

Brightness & contrast

Relative luminance0.04132WCAG 2.x, 0 is black and 1 is white
Perceived brightness65.1 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 11.5:1
Contrast with white11.5:1WCAG normal text: AAA
Contrast with black1.83:1WCAG normal text: Fail
Greyscale equivalent#1E1E1E
Inverted#F3EC44

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#0042BFno red cones; affects about 1% of men; ΔE 28.8 from the original
Deuteranopia#002FB8no green cones; the most common form, about 1% of men; ΔE 17.4 from the original
Tritanopia#004F6Eno blue cones; rare, and affects men and women equally; ΔE 89 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text11.5:1WCAG large text: AAA
Contrast with black, large text1.83:1WCAG large text: Fail

Named colours

Medium blue · ΔE 13Dark blue · ΔE 18.2Blue violet · ΔE 22.9Navy · ΔE 23.3Dark violet · ΔE 26.8Indigo · ΔE 29.9
Nearest named CSS colourMedium blue (#0000CD)ΔE 13, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#BBB40C
Analogous#0C6ABB, #5C0CBB
Triadic#BB0C13, #13BB0C
Split complementary#BB5D0C, #6ABB0C
Tetradic#BB0C6A, #BBB40C, #0CBB5D

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#9A9EF9
Lighter +30%#6B70F5
Lighter +20%#3B42F2
Lighter +10%#0F18EB
Darker −10%#090E8B
Darker −20%#06095B
Darker −30%#03042B
Darker −40%#000000
More saturated +25%#0008C7
Less saturated −25%#252AA2

Channel breakdown

R12
G19
B187
Red12 (4.7%)
Green19 (7.5%)
Blue187 (73.3%)
Hue237.6°
Saturation (HSL)87.94%
Lightness39.02%
Dominant channelBlue
Hex per channelR 0C · G 13 · B BB

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Every value on this page was computed from “0c13bb” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.