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Recognised as Colour

#03147A

  • #03147A
  • Blue
  • Dark
  • Nearest: Midnight blue

#03147A is a blue with RGB values 3, 20, 122 and HSL 231°, 95%, 25%. It is a dark colour, so white text on it reaches 15.2:1 contrast (AAA for normal text). The nearest named colour is Midnight blue.

Colour values

#03147A#03147A
HEX#03147A
RGBrgb(3, 20, 122)
RGB (0–1)0.0118, 0.0784, 0.4784
RGB percentages1.2%, 7.8%, 47.8%
HSLhsl(231.4, 95.2%, 24.5%)
HSV / HSBhsv(231.4, 97.5%, 47.8%)
CMYK97.5%, 83.6%, 0%, 52.2%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer201,850
CSS custom property--colour: #03147A;

Brightness & contrast

Relative luminance0.01925WCAG 2.x, 0 is black and 1 is white
Perceived brightness44 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 15.16:1
Contrast with white15.16:1WCAG normal text: AAA
Contrast with black1.38:1WCAG normal text: Fail
Greyscale equivalent#181818
Inverted#FCEB85

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#002C7Dno red cones; affects about 1% of men; ΔE 17.9 from the original
Deuteranopia#002078no green cones; the most common form, about 1% of men; ΔE 10.1 from the original
Tritanopia#003548no blue cones; rare, and affects men and women equally; ΔE 61.2 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text15.16:1WCAG large text: AAA
Contrast with black, large text1.38:1WCAG large text: Fail

Named colours

Midnight blue · ΔE 9.4Navy · ΔE 13Indigo · ΔE 16.2Dark blue · ΔE 17.6Rebecca purple · ΔE 21.4Dark slateblue · ΔE 24.5
Nearest named CSS colourMidnight blue (#191970)ΔE 9.41, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#7A6903
Analogous#03507A, #2E037A
Triadic#7A0314, #147A03
Split complementary#7A2E03, #4F7A03
Tetradic#7A034F, #7A6903, #037A2E

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#4E67FB
Lighter +30%#1D3CF9
Lighter +20%#0524DE
Lighter +10%#041CAC
Darker −10%#020C48
Darker −20%#010416
Darker −30%#000000
Darker −40%#000000
More saturated +25%#00127D
Less saturated −25%#131F6A

Channel breakdown

R3
G20
B122
Red3 (1.2%)
Green20 (7.8%)
Blue122 (47.8%)
Hue231.43°
Saturation (HSL)95.2%
Lightness24.51%
Dominant channelBlue
Hex per channelR 03 · G 14 · B 7A

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Every value on this page was computed from “03147a” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.