Dice notation

1d51

1d51
1 to 51
mean 26

Rolling 1d51 gives a total between 1 and 51, with a mean of 26 and a standard deviation of 14.7196. There are 51 equally likely ordered outcomes, and the most likely total is 1 or 2 or 3 or 4 or 5 or 6 or 7 or 8 or 9 or 10 or 11 or 12 or 13 or 14 or 15 or 16 or 17 or 18 or 19 or 20 or 21 or 22 or 23 or 24 or 25 or 26 or 27 or 28 or 29 or 30 or 31 or 32 or 33 or 34 or 35 or 36 or 37 or 38 or 39 or 40 or 41 or 42 or 43 or 44 or 45 or 46 or 47 or 48 or 49 or 50 or 51 at 1.961%.

The canonical address for this page is /1d51.

The roll

Notation1d51

Dice1

Faces per die51

Minimum total1a 1

Maximum total51all 1 dice showing 51

Distinct totals51

Mean26n(f + 1)/2 + modifier, exact

Variance216.66666667n(f² − 1)/12, exact

Standard deviation14.71960144≈

Counting the outcomes

Ordered outcomes5151^1, every die distinguishable

Most likely total1 and 2 and 3 and 4 and 5 and 6 and 7 and 8 and 9 and 10 and 11 and 12 and 13 and 14 and 15 and 16 and 17 and 18 and 19 and 20 and 21 and 22 and 23 and 24 and 25 and 26 and 27 and 28 and 29 and 30 and 31 and 32 and 33 and 34 and 35 and 36 and 37 and 38 and 39 and 40 and 41 and 42 and 43 and 44 and 45 and 46 and 47 and 48 and 49 and 50 and 51two totals share the peak

Chance of that total1.960784%≈

Ways to roll it1exact count

Chance of the minimum1.96078431%≈1 in 51

Chance of the maximum1.96078431%≈1 in 51

Shape of the distribution

51 distinct totals, too many to list individually.

1st percentile1≈1.961% of rolls are this or lower

5th percentile3≈5.882% of rolls are this or lower

25th percentile13≈25.49% of rolls are this or lower

50th percentile26≈50.98% of rolls are this or lower

75th percentile39≈76.471% of rolls are this or lower

95th percentile49≈96.078% of rolls are this or lower

99th percentile51≈100% of rolls are this or lower

Chance of rolling at least

690.1961%≈

1474.5098%≈

2650.9804%≈

3925.4902%≈

4611.7647%≈

Keep nerding

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The same dice, different counts

The same count, different dice

Also reads as

#001D51 (colour)

#001D51
Blue
Dark
Nearest: Dark slateblue

#001D51 is a blue with RGB values 0, 29, 81 and HSL 219°, 100%, 16%. It is a dark colour, so white text on it reaches 16.2:1 contrast (AAA for normal text). The nearest named colour is Dark slateblue.

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Colour values

#001D51#001D51

HEX#001D51

RGBrgb(0, 29, 81)

RGB (0–1)0, 0.1137, 0.3176

RGB percentages0%, 11.4%, 31.8%

HSLhsl(218.5, 100%, 15.9%)

HSV / HSBhsv(218.5, 100%, 31.8%)

CMYK100%, 64.2%, 0%, 68.2%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer7,505

CSS custom property--colour: #001D51;

Brightness & contrast

Relative luminance0.01473WCAG 2.x, 0 is black and 1 is white

Perceived brightness35.2 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 16.22:1

Contrast with white16.22:1WCAG normal text: AAA

Contrast with black1.29:1WCAG normal text: Fail

Greyscale equivalent#1B1B1B

Inverted#FFE2AE

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#002453no red cones; affects about 1% of men; ΔE 5.7 from the original

Deuteranopia#001D50no green cones; the most common form, about 1% of men; ΔE 0.7 from the original

Tritanopia#002A33no blue cones; rare, and affects men and women equally; ΔE 34.4 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text16.22:1WCAG large text: AAA

Contrast with black, large text1.29:1WCAG large text: Fail

Named colours

Dark slateblue · ΔE 23.4 Midnight blue · ΔE 23.6 Rebecca purple · ΔE 37.8 Black · ΔE 39.3 Indigo · ΔE 43.1 Steel blue · ΔE 43.9

Nearest named CSS colourDark slateblue (#483D8B)ΔE 23.37, a distinctly different colour

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#513400

Analogous#004651, #0B0051

Triadic#51001D, #1D5100

Split complementary#510C00, #455100

Tetradic#510046, #513400, #00510C

Tints, shades & saturation

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

Lighter +40%#1E6FFF

Lighter +30%#0054EA

Lighter +20%#0042B7

Lighter +10%#002F84

Darker −10%#000B1E

Darker −20%#000000

Darker −30%#000000

Darker −40%#000000

More saturated +25%#001D51

Less saturated −25%#0A2047

Channel breakdown

G29

B81

Red0 (0%)

Green29 (11.4%)

Blue81 (31.8%)

Hue218.52°

Saturation (HSL)100%

Lightness15.88%

Dominant channelBlue

Hex per channelR 00 · G 1D · B 51

Keep nerding

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

1d51

The roll

Counting the outcomes

Shape of the distribution

Chance of rolling at least

Keep nerding

The same dice, different counts

The same count, different dice

#001D51 (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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