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Recognised as Colour

#011147

  • #011147
  • Blue
  • Dark
  • Nearest: Midnight blue

#011147 is a blue with RGB values 1, 17, 71 and HSL 226°, 97%, 14%. It is a dark colour, so white text on it reaches 17.9:1 contrast (AAA for normal text). The nearest named colour is Midnight blue.

Colour values

#011147#011147
HEX#011147
RGBrgb(1, 17, 71)
RGB (0–1)0.0039, 0.0667, 0.2784
RGB percentages0.4%, 6.7%, 27.8%
HSLhsl(226.3, 97.2%, 14.1%)
HSV / HSBhsv(226.3, 98.6%, 27.8%)
CMYK98.6%, 76.1%, 0%, 72.2%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer69,959
CSS custom property--colour: #011147;

Brightness & contrast

Relative luminance0.00862WCAG 2.x, 0 is black and 1 is white
Perceived brightness27.3 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 17.91:1
Contrast with white17.91:1WCAG normal text: AAA
Contrast with black1.17:1WCAG normal text: Fail
Greyscale equivalent#111111
Inverted#FEEEB8

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#001B49no red cones; affects about 1% of men; ΔE 8.7 from the original
Deuteranopia#001446no green cones; the most common form, about 1% of men; ΔE 3.5 from the original
Tritanopia#00202Ano blue cones; rare, and affects men and women equally; ΔE 36.3 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text17.91:1WCAG large text: AAA
Contrast with black, large text1.17:1WCAG large text: Fail

Named colours

Midnight blue · ΔE 21Dark slateblue · ΔE 25.2Rebecca purple · ΔE 36.9Indigo · ΔE 39.8Black · ΔE 40.7Navy · ΔE 41.6
Nearest named CSS colourMidnight blue (#191970)ΔE 21.01, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#473701
Analogous#013447, #140147
Triadic#470111, #114701
Split complementary#471401, #344701
Tetradic#470134, #473701, #014714

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#184CFC
Lighter +30%#0335DE
Lighter +20%#0229AC
Lighter +10%#021D79
Darker −10%#000515
Darker −20%#000000
Darker −30%#000000
Darker −40%#000000
More saturated +25%#001048
Less saturated −25%#0A163E

Channel breakdown

R1
G17
B71
Red1 (0.4%)
Green17 (6.7%)
Blue71 (27.8%)
Hue226.29°
Saturation (HSL)97.22%
Lightness14.12%
Dominant channelBlue
Hex per channelR 01 · G 11 · B 47

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Every value on this page was computed from “hex 011147” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.