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Recognised as Colour

#0147AE

  • #0147AE
  • Blue
  • Dark
  • Nearest: Royal blue

#0147AE is a blue with RGB values 1, 71, 174 and HSL 216°, 99%, 34%. It is a dark colour, so white text on it reaches 8.4:1 contrast (AAA for normal text). The nearest named colour is Royal blue.

Colour values

#0147AE#0147AE
HEX#0147AE
RGBrgb(1, 71, 174)
RGB (0–1)0.0039, 0.2784, 0.6824
RGB percentages0.4%, 27.8%, 68.2%
HSLhsl(215.7, 98.9%, 34.3%)
HSV / HSBhsv(215.7, 99.4%, 68.2%)
CMYK99.4%, 59.2%, 0%, 31.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer83,886
CSS custom property--colour: #0147AE;

Brightness & contrast

Relative luminance0.07569WCAG 2.x, 0 is black and 1 is white
Perceived brightness80.1 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 8.35:1
Contrast with white8.35:1WCAG normal text: AAA
Contrast with black2.51:1WCAG normal text: Fail
Greyscale equivalent#404040
Inverted#FEB851

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#0055B1no red cones; affects about 1% of men; ΔE 10.6 from the original
Deuteranopia#0047ACno green cones; the most common form, about 1% of men; ΔE 1.3 from the original
Tritanopia#006273no blue cones; rare, and affects men and women equally; ΔE 60.2 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text8.35:1WCAG large text: AAA
Contrast with black, large text2.51:1WCAG large text: Fail

Named colours

Royal blue · ΔE 15.9Slate blue · ΔE 17.5Dark slateblue · ΔE 18Midnight blue · ΔE 21.5Rebecca purple · ΔE 22.9Medium slateblue · ΔE 26.4
Nearest named CSS colourRoyal blue (#4169E1)ΔE 15.94, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#AE6801
Analogous#019DAE, #1201AE
Triadic#AE0147, #47AE01
Split complementary#AE1201, #9DAE01
Tetradic#AE019D, #AE6801, #01AE12

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#7DB1FE
Lighter +30%#4A93FE
Lighter +20%#1775FE
Lighter +10%#015CE1
Darker −10%#01327B
Darker −20%#001E49
Darker −30%#000916
Darker −40%#000000
More saturated +25%#0047AF
Less saturated −25%#174B98

Channel breakdown

R1
G71
B174
Red1 (0.4%)
Green71 (27.8%)
Blue174 (68.2%)
Hue215.72°
Saturation (HSL)98.86%
Lightness34.31%
Dominant channelBlue
Hex per channelR 01 · G 47 · B AE

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Every value on this page was computed from “0147ae” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.