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Recognised as Colour

#091B85

  • #091B85
  • Blue
  • Dark
  • Nearest: Midnight blue

#091B85 is a blue with RGB values 9, 27, 133 and HSL 231°, 87%, 28%. It is a dark colour, so white text on it reaches 13.9:1 contrast (AAA for normal text). The nearest named colour is Midnight blue.

Colour values

#091B85#091B85
HEX#091B85
RGBrgb(9, 27, 133)
RGB (0–1)0.0353, 0.1059, 0.5216
RGB percentages3.5%, 10.6%, 52.2%
HSLhsl(231.3, 87.3%, 27.8%)
HSV / HSBhsv(231.3, 93.2%, 52.2%)
CMYK93.2%, 79.7%, 0%, 47.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer596,869
CSS custom property--colour: #091B85;

Brightness & contrast

Relative luminance0.02535WCAG 2.x, 0 is black and 1 is white
Perceived brightness49.7 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 13.93:1
Contrast with white13.93:1WCAG normal text: AAA
Contrast with black1.51:1WCAG normal text: Fail
Greyscale equivalent#1F1F1F
Inverted#F6E47A

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#003288no red cones; affects about 1% of men; ΔE 17.5 from the original
Deuteranopia#002683no green cones; the most common form, about 1% of men; ΔE 9.7 from the original
Tritanopia#003C4Fno blue cones; rare, and affects men and women equally; ΔE 63.6 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text13.93:1WCAG large text: AAA
Contrast with black, large text1.51:1WCAG large text: Fail

Named colours

Midnight blue · ΔE 11.4Navy · ΔE 12.7Indigo · ΔE 15.9Dark blue · ΔE 16.6Rebecca purple · ΔE 20.1Dark slateblue · ΔE 24.2
Nearest named CSS colourMidnight blue (#191970)ΔE 11.4, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#857309
Analogous#095985, #350985
Triadic#85091B, #1B8509
Split complementary#853509, #598509
Tetradic#850959, #857309, #098535

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#657AF5
Lighter +30%#3651F1
Lighter +20%#0F2EE5
Lighter +10%#0C25B5
Darker −10%#061155
Darker −20%#030825
Darker −30%#000000
Darker −40%#000000
More saturated +25%#00158E
Less saturated −25%#1B2873

Channel breakdown

R9
G27
B133
Red9 (3.5%)
Green27 (10.6%)
Blue133 (52.2%)
Hue231.29°
Saturation (HSL)87.32%
Lightness27.84%
Dominant channelBlue
Hex per channelR 09 · G 1B · B 85

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Every value on this page was computed from “091b85” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.