Colour

#09409B

#09409B
Blue
Dark
Nearest: Dark slateblue

#09409B is a blue with RGB values 9, 64, 155 and HSL 217°, 89%, 32%. It is a dark colour, so white text on it reaches 9.5:1 contrast (AAA for normal text). The nearest named colour is Dark slateblue.

Colour values

#09409B#09409B

HEX#09409B

RGBrgb(9, 64, 155)

RGB (0–1)0.0353, 0.251, 0.6078

RGB percentages3.5%, 25.1%, 60.8%

HSLhsl(217.4, 89%, 32.2%)

HSV / HSBhsv(217.4, 94.2%, 60.8%)

CMYK94.2%, 58.7%, 0%, 39.2%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer606,363

CSS custom property--colour: #09409B;

Brightness & contrast

Relative luminance0.06091WCAG 2.x, 0 is black and 1 is white

Perceived brightness71.9 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 9.47:1

Contrast with white9.47:1WCAG normal text: AAA

Contrast with black2.22:1WCAG normal text: Fail

Greyscale equivalent#3B3B3B

Inverted#F6BF64

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#004C9Eno red cones; affects about 1% of men; ΔE 9.2 from the original

Deuteranopia#004099no green cones; the most common form, about 1% of men; ΔE 1.5 from the original

Tritanopia#005767no blue cones; rare, and affects men and women equally; ΔE 53.6 from the original

Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning

Contrast with white, large text9.47:1WCAG large text: AAA

Contrast with black, large text2.22:1WCAG large text: Fail

Named colours

Dark slateblue · ΔE 12.9 Midnight blue · ΔE 17.9 Slate blue · ΔE 22 Royal blue · ΔE 22 Rebecca purple · ΔE 23 Medium purple · ΔE 30

Nearest named CSS colourDark slateblue (#483D8B)ΔE 12.91, a distinctly different colour

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#9B6409

Analogous#09899B, #1B099B

Triadic#9B0940, #409B09

Split complementary#9B1B09, #899B09

Tetradic#9B0989, #9B6409, #099B1B

Tints, shades & saturation

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

Lighter +40%#79A8F7

Lighter +30%#4989F4

Lighter +20%#186AF2

Lighter +10%#0C54CB

Darker −10%#062C6B

Darker −20%#03183B

Darker −30%#01040A

Darker −40%#000000

More saturated +25%#003EA4

Less saturated −25%#1D4586

Channel breakdown

G64

B155

Red9 (3.5%)

Green64 (25.1%)

Blue155 (60.8%)

Hue217.4°

Saturation (HSL)89.02%

Lightness32.16%

Dominant channelBlue

Hex per channelR 09 · G 40 · B 9B

Keep nerding

Every link below is a page Nerdulator can generate from what it already knows about this value.

#09409B

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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