Colour

#040B16

#040B16
Blue
Dark
Nearest: Black

#040B16 is a blue with RGB values 4, 11, 22 and HSL 217°, 69%, 5%. It is a dark colour, so white text on it reaches 19.7:1 contrast (AAA for normal text). The nearest named colour is Black.

Colour values

#040B16#040B16

HEX#040B16

RGBrgb(4, 11, 22)

RGB (0–1)0.0157, 0.0431, 0.0863

RGB percentages1.6%, 4.3%, 8.6%

HSLhsl(216.7, 69.2%, 5.1%)

HSV / HSBhsv(216.7, 81.8%, 8.6%)

CMYK81.8%, 50%, 0%, 91.4%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer264,982

CSS custom property--colour: #040B16;

Brightness & contrast

Relative luminance0.00323WCAG 2.x, 0 is black and 1 is white

Perceived brightness11.4 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 19.73:1

Contrast with white19.73:1WCAG normal text: AAA

Contrast with black1.06:1WCAG normal text: Fail

Greyscale equivalent#0A0A0A

Inverted#FBF4E9

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#070C16no red cones; affects about 1% of men; ΔE 0.8 from the original

Deuteranopia#050A16no green cones; the most common form, about 1% of men; ΔE 0.7 from the original

Tritanopia#000D0Fno blue cones; rare, and affects men and women equally; ΔE 5.5 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text19.73:1WCAG large text: AAA

Contrast with black, large text1.06:1WCAG large text: Fail

Named colours

Black · ΔE 7.1 Dark slate grey · ΔE 30.9 Dim grey · ΔE 42 Slate grey · ΔE 50.1 Gray · ΔE 51.1 Dark slateblue · ΔE 52.1

Nearest named CSS colourBlack (#000000)ΔE 7.11, clearly different but related

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#160F04

Analogous#041416, #060416

Triadic#16040B, #0B1604

Split complementary#160604, #141604

Tetradic#160414, #160F04, #041606

Tints, shades & saturation

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

Lighter +40%#2361C3

Lighter +30%#1C4C97

Lighter +20%#14366C

Lighter +10%#0C2141

Darker −10%#000000

Darker −20%#000000

Darker −30%#000000

Darker −40%#000000

More saturated +25%#010A19

Less saturated −25%#070C13

Channel breakdown

G11

B22

Red4 (1.6%)

Green11 (4.3%)

Blue22 (8.6%)

Hue216.67°

Saturation (HSL)69.23%

Lightness5.1%

Dominant channelBlue

Hex per channelR 04 · G 0B · B 16

Keep nerding

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

#040B16

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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