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Recognised as Colour

#0B47BC

  • #0B47BC
  • Blue
  • Dark
  • Nearest: Royal blue

#0B47BC is a blue with RGB values 11, 71, 188 and HSL 220°, 89%, 39%. It is a dark colour, so white text on it reaches 7.9:1 contrast (AAA for normal text). The nearest named colour is Royal blue.

Colour values

#0B47BC#0B47BC
HEX#0B47BC
RGBrgb(11, 71, 188)
RGB (0–1)0.0431, 0.2784, 0.7373
RGB percentages4.3%, 27.8%, 73.7%
HSLhsl(219.7, 88.9%, 39%)
HSV / HSBhsv(219.7, 94.1%, 73.7%)
CMYK94.1%, 62.2%, 0%, 26.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer739,260
CSS custom property--colour: #0B47BC;

Brightness & contrast

Relative luminance0.08208WCAG 2.x, 0 is black and 1 is white
Perceived brightness83.8 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 7.95:1
Contrast with white7.95:1WCAG normal text: AAA
Contrast with black2.64:1WCAG normal text: Fail
Greyscale equivalent#434343
Inverted#F4B843

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#0059C0no red cones; affects about 1% of men; ΔE 13.3 from the original
Deuteranopia#0049BAno green cones; the most common form, about 1% of men; ΔE 2.9 from the original
Tritanopia#00667Bno blue cones; rare, and affects men and women equally; ΔE 66.5 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text7.95:1WCAG large text: AAA
Contrast with black, large text2.64:1WCAG large text: Fail

Named colours

Royal blue · ΔE 13.9Slate blue · ΔE 15Medium slateblue · ΔE 21Rebecca purple · ΔE 22.9Dark slateblue · ΔE 24.3Midnight blue · ΔE 24.8
Nearest named CSS colourRoyal blue (#4169E1)ΔE 13.88, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#BC800B
Analogous#0BA0BC, #280BBC
Triadic#BC0B47, #47BC0B
Split complementary#BC280B, #A0BC0B
Tetradic#BC0BA0, #BC800B, #0BBC28

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#9ABAF9
Lighter +30%#6A99F6
Lighter +20%#3A79F3
Lighter +10%#0E59EC
Darker −10%#08358C
Darker −20%#05235C
Darker −30%#03102B
Darker −40%#000000
More saturated +25%#0043C7
Less saturated −25%#244FA3

Channel breakdown

R11
G71
B188
Red11 (4.3%)
Green71 (27.8%)
Blue188 (73.7%)
Hue219.66°
Saturation (HSL)88.94%
Lightness39.02%
Dominant channelBlue
Hex per channelR 0B · G 47 · B BC

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Every value on this page was computed from “0b47bc” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.