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Colour

#09176C

  • #09176C
  • Blue
  • Dark
  • Nearest: Midnight blue

#09176C is a blue with RGB values 9, 23, 108 and HSL 232°, 85%, 23%. It is a dark colour, so white text on it reaches 15.5:1 contrast (AAA for normal text). The nearest named colour is Midnight blue.

Colour values

#09176C#09176C
HEX#09176C
RGBrgb(9, 23, 108)
RGB (0–1)0.0353, 0.0902, 0.4235
RGB percentages3.5%, 9%, 42.4%
HSLhsl(231.5, 84.6%, 22.9%)
HSV / HSBhsv(231.5, 91.7%, 42.4%)
CMYK91.7%, 78.7%, 0%, 57.6%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer595,820
CSS custom property--colour: #09176C;

Brightness & contrast

Relative luminance0.01754WCAG 2.x, 0 is black and 1 is white
Perceived brightness40.8 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 15.55:1
Contrast with white15.55:1WCAG normal text: AAA
Contrast with black1.35:1WCAG normal text: Fail
Greyscale equivalent#1A1A1A
Inverted#F6E893

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#00296Eno red cones; affects about 1% of men; ΔE 14.8 from the original
Deuteranopia#001F6Bno green cones; the most common form, about 1% of men; ΔE 7.4 from the original
Tritanopia#003040no blue cones; rare, and affects men and women equally; ΔE 52.5 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text15.55:1WCAG large text: AAA
Contrast with black, large text1.35:1WCAG large text: Fail

Named colours

Midnight blue · ΔE 2.3Dark slateblue · ΔE 18.9Indigo · ΔE 22.6Rebecca purple · ΔE 22.8Navy · ΔE 22.8Dark blue · ΔE 27.6
Nearest named CSS colourMidnight blue (#191970)ΔE 2.25, below the just-noticeable difference
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#6C5E09
Analogous#09496C, #2C096C
Triadic#6C0917, #176C09
Split complementary#6C2C09, #496C09
Tetradic#6C0949, #6C5E09, #096C2D

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#5167F0
Lighter +30%#213EED
Lighter +20%#112BCA
Lighter +10%#0D219B
Darker −10%#050D3D
Darker −20%#01030E
Darker −30%#000000
Darker −40%#000000
More saturated +25%#001175
Less saturated −25%#18215D

Channel breakdown

R9
G23
B108
Red9 (3.5%)
Green23 (9%)
Blue108 (42.4%)
Hue231.52°
Saturation (HSL)84.62%
Lightness22.94%
Dominant channelBlue
Hex per channelR 09 · G 17 · B 6C

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Every value on this page was computed from “09176c” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.