Decimal number

0

Zero
Decimal
0 d.p.
Exact fraction

0 is a decimal number equal to 0⁄1. It lies between 0 and 0, and as a percentage it is 0%.

Number properties

Absolute value0

SignZero

Integer part0

Fractional part0

Decimal places0

Floor0

Ceiling0

Rounded to nearest0

Truncated0

Fractions & ratios

As a fraction0/1exact

Ratio0 : 1

As a percentage0%

ReciprocalUndefined, division by zero

Arithmetic

Double0

Half0

Square0

Cube0

Square root0≈

Cube root0≈

Negation0

Representations

Decimal0

Scientific notation0

Exponential0e+0

IEEE 754 binary64 (hex)0x0000000000000000the exact 64-bit pattern stored

IEEE 754 binary32 (hex)0x0000000032-bit single precision, may lose accuracy

Rounding

To 0 decimal places0

To 1 decimal place0.0

To 2 decimal places0.00

To 3 decimal places0.000

To 4 decimal places0.0000

To 1 significant figure0

To 2 significant figures0

To 3 significant figures0

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Neighbouring values

As a fraction

Also reads as

#0E1723 (colour)

#0E1723
Blue
Dark
Nearest: Black

#0E1723 is a blue with RGB values 14, 23, 35 and HSL 214°, 43%, 10%. It is a dark colour, so white text on it reaches 18:1 contrast (AAA for normal text). The nearest named colour is Black.

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Colour values

#0E1723#0E1723

HEX#0E1723

RGBrgb(14, 23, 35)

RGB (0–1)0.0549, 0.0902, 0.1373

RGB percentages5.5%, 9%, 13.7%

HSLhsl(214.3, 42.9%, 9.6%)

HSV / HSBhsv(214.3, 60%, 13.7%)

CMYK60%, 34.3%, 0%, 86.3%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer923,427

CSS custom property--colour: #0E1723;

Brightness & contrast

Relative luminance0.00828WCAG 2.x, 0 is black and 1 is white

Perceived brightness22.6 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 18.02:1

Contrast with white18.02:1WCAG normal text: AAA

Contrast with black1.17:1WCAG normal text: Fail

Greyscale equivalent#161616

Inverted#F1E8DC

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#121824no red cones; affects about 1% of men; ΔE 1.3 from the original

Deuteranopia#101623no green cones; the most common form, about 1% of men; ΔE 1.4 from the original

Tritanopia#061A1Bno blue cones; rare, and affects men and women equally; ΔE 9.7 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text18.02:1WCAG large text: AAA

Contrast with black, large text1.17:1WCAG large text: Fail

Named colours

Black · ΔE 12.2 Dark slate grey · ΔE 27.2 Dim grey · ΔE 38.2 Slate grey · ΔE 45.4 Gray · ΔE 47.1 Dark slateblue · ΔE 47.7

Nearest named CSS colourBlack (#000000)ΔE 12.16, a distinctly different colour

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#231A0E

Analogous#0E2123, #100E23

Triadic#230E17, #17230E

Split complementary#23100E, #21230E

Tetradic#230E21, #231A0E, #0E2310

Tints, shades & saturation

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

Lighter +40%#4877B5

Lighter +30%#3A5F90

Lighter +20%#2B476C

Lighter +10%#1D2F47

Darker −10%#000000

Darker −20%#000000

Darker −30%#000000

Darker −40%#000000

More saturated +25%#081629

Less saturated −25%#14181D

Channel breakdown

R14

G23

B35

Red14 (5.5%)

Green23 (9%)

Blue35 (13.7%)

Hue214.29°

Saturation (HSL)42.86%

Lightness9.61%

Dominant channelBlue

Hex per channelR 0E · G 17 · B 23

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0

Number properties

Fractions & ratios

Arithmetic

Representations

Rounding

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Neighbouring values

As a fraction

#0E1723 (colour)

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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