Colour

#040609

#040609
Blue
Dark
Nearest: Black

#040609 is a blue with RGB values 4, 6, 9 and HSL 216°, 38%, 3%. It is a dark colour, so white text on it reaches 20.3:1 contrast (AAA for normal text). The nearest named colour is Black.

Colour values

#040609#040609

HEX#040609

RGBrgb(4, 6, 9)

RGB (0–1)0.0157, 0.0235, 0.0353

RGB percentages1.6%, 2.4%, 3.5%

HSLhsl(216, 38.5%, 2.5%)

HSV / HSBhsv(216, 55.6%, 3.5%)

CMYK55.6%, 33.3%, 0%, 96.5%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer263,689

CSS custom property--colour: #040609;

Brightness & contrast

Relative luminance0.00176WCAG 2.x, 0 is black and 1 is white

Perceived brightness5.9 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 20.29:1

Contrast with white20.29:1WCAG normal text: AAA

Contrast with black1.04:1WCAG normal text: Fail

Greyscale equivalent#060606

Inverted#FBF9F6

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#050609no red cones; affects about 1% of men; ΔE 0.3 from the original

Deuteranopia#050609no green cones; the most common form, about 1% of men; ΔE 0.3 from the original

Tritanopia#030707no blue cones; rare, and affects men and women equally; ΔE 1.3 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text20.29:1WCAG large text: AAA

Contrast with black, large text1.04:1WCAG large text: Fail

Named colours

Black · ΔE 2.1 Dark slate grey · ΔE 32 Dim grey · ΔE 42.8 Gray · ΔE 52 Slate grey · ΔE 52.1 Dark olivegreen · ΔE 55

Nearest named CSS colourBlack (#000000)ΔE 2.07, below the just-noticeable difference

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#090704

Analogous#040809, #040409

Triadic#090406, #060904

Split complementary#090504, #080904

Tetradic#090409, #090704, #040905

Tints, shades & saturation

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

Lighter +40%#436496

Lighter +30%#334D73

Lighter +20%#233550

Lighter +10%#141E2C

Darker −10%#000000

Darker −20%#000000

Darker −30%#000000

Darker −40%#000000

More saturated +25%#02060B

Less saturated −25%#060607

Channel breakdown

Red4 (1.6%)

Green6 (2.4%)

Blue9 (3.5%)

Hue216°

Saturation (HSL)38.46%

Lightness2.55%

Dominant channelBlue

Hex per channelR 04 · G 06 · B 09

Keep nerding

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

#040609

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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