Colour

#09143F

#09143F
Blue
Dark
Nearest: Midnight blue

#09143F is a blue with RGB values 9, 20, 63 and HSL 228°, 75%, 14%. It is a dark colour, so white text on it reaches 17.7:1 contrast (AAA for normal text). The nearest named colour is Midnight blue.

Colour values

#09143F#09143F

HEX#09143F

RGBrgb(9, 20, 63)

RGB (0–1)0.0353, 0.0784, 0.2471

RGB percentages3.5%, 7.8%, 24.7%

HSLhsl(227.8, 75%, 14.1%)

HSV / HSBhsv(227.8, 85.7%, 24.7%)

CMYK85.7%, 68.3%, 0%, 75.3%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer595,007

CSS custom property--colour: #09143F;

Brightness & contrast

Relative luminance0.00917WCAG 2.x, 0 is black and 1 is white

Perceived brightness26.7 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 17.74:1

Contrast with white17.74:1WCAG normal text: AAA

Contrast with black1.18:1WCAG normal text: Fail

Greyscale equivalent#151515

Inverted#F6EBC0

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#001B40no red cones; affects about 1% of men; ΔE 7.2 from the original

Deuteranopia#00163Eno green cones; the most common form, about 1% of men; ΔE 3.6 from the original

Tritanopia#001F27no blue cones; rare, and affects men and women equally; ΔE 29.7 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text17.74:1WCAG large text: AAA

Contrast with black, large text1.18:1WCAG large text: Fail

Named colours

Midnight blue · ΔE 28.5 Dark slateblue · ΔE 28.9 Black · ΔE 33 Rebecca purple · ΔE 42.4 Dark slate grey · ΔE 42.5 Indigo · ΔE 46.8

Nearest named CSS colourMidnight blue (#191970)ΔE 28.51, a distinctly different colour

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

base +30°+90°+120°+180°+210°+240°+270°+330°

Complementary#3F3409

Analogous#092F3F, #19093F

Triadic#3F0914, #143F09

Split complementary#3F1909, #2F3F09

Tetradic#3F092F, #3F3409, #093F19

Tints, shades & saturation

+40%+30%+20%+10%base -10%-20%-30%-40%

Lighter +40%#3256E2

Lighter +30%#1C3EC5

Lighter +20%#163098

Lighter +10%#0F226C

Darker −10%#030612

Darker −20%#000000

Darker −30%#000000

Darker −40%#000000

More saturated +25%#000F48

Less saturated −25%#121936

Channel breakdown

G20

B63

Red9 (3.5%)

Green20 (7.8%)

Blue63 (24.7%)

Hue227.78°

Saturation (HSL)75%

Lightness14.12%

Dominant channelBlue

Hex per channelR 09 · G 14 · B 3F

Keep nerding

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#09143F

Colour values

Brightness & contrast

Colour vision & accessibility

Named colours

Colour harmonies

Tints, shades & saturation

Channel breakdown

Keep nerding

Harmonies

Lighter and darker

Similar named colours

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