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Dice notation

20d39

  • 20d39
  • 20 to 780
  • mean 400
  • mode 400

Rolling 20d39 gives a total between 20 and 780, with a mean of 400 and a standard deviation of 50.3322. There are 66,266,211,231,824,447,117,620,880,943,201 equally likely ordered outcomes, and the most likely total is 400 at 0.787%.

The canonical address for this page is /20d39.

The roll

Notation20d39
Dice20
Faces per die39
Minimum total20all 20 dice showing 1
Maximum total780all 20 dice showing 39
Distinct totals761
Mean400n(f + 1)/2 + modifier, exact
Variance2,533.33333333n(f² − 1)/12, exact
Standard deviation50.33222957≈

Counting the outcomes

Ordered outcomes66,266,211,231,824,447,117,620,880,943,20139^20, every die distinguishable
Most likely total400
Chance of that total0.786644%≈
Ways to roll it521,278,853,325,042,327,358,202,085,909exact count
Chance of the minimum1.5090647 × 10^-30%≈1 in 66,266,211,231,824,447,117,620,880,943,201
Chance of the maximum1.5090647 × 10^-30%≈1 in 66,266,211,231,824,447,117,620,880,943,201

Shape of the distribution

761 distinct totals, too many to list individually.

1st percentile284≈1.049% of rolls are this or lower
5th percentile317≈5.073% of rolls are this or lower
25th percentile366≈25.421% of rolls are this or lower
50th percentile400≈50.393% of rolls are this or lower
75th percentile434≈75.209% of rolls are this or lower
95th percentile483≈95.133% of rolls are this or lower
99th percentile516≈99.007% of rolls are this or lower

Chance of rolling at least

96100%≈
21099.9954%≈
40050.3933%≈
5900.0051%≈
7043.26196988 × 10^-10%≈

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The same dice, different counts

The same count, different dice

Also reads as

#020D39 (colour)

  • #020D39
  • Blue
  • Dark
  • Nearest: Midnight blue

#020D39 is a blue with RGB values 2, 13, 57 and HSL 228°, 93%, 12%. It is a dark colour, so white text on it reaches 18.8:1 contrast (AAA for normal text). The nearest named colour is Midnight blue.

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Colour values

#020D39#020D39
HEX#020D39
RGBrgb(2, 13, 57)
RGB (0–1)0.0078, 0.051, 0.2235
RGB percentages0.8%, 5.1%, 22.4%
HSLhsl(228, 93.2%, 11.6%)
HSV / HSBhsv(228, 96.5%, 22.4%)
CMYK96.5%, 77.2%, 0%, 77.6%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer134,457
CSS custom property--colour: #020D39;

Brightness & contrast

Relative luminance0.00596WCAG 2.x, 0 is black and 1 is white
Perceived brightness21.7 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 18.76:1
Contrast with white18.76:1WCAG normal text: AAA
Contrast with black1.12:1WCAG normal text: Fail
Greyscale equivalent#0E0E0E
Inverted#FDF2C6

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#00153Ano red cones; affects about 1% of men; ΔE 6.1 from the original
Deuteranopia#000F38no green cones; the most common form, about 1% of men; ΔE 2.4 from the original
Tritanopia#001921no blue cones; rare, and affects men and women equally; ΔE 28.7 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text18.76:1WCAG large text: AAA
Contrast with black, large text1.12:1WCAG large text: Fail

Named colours

Midnight blue · ΔE 29Dark slateblue · ΔE 31Black · ΔE 32.8Rebecca purple · ΔE 43.8Dark slate grey · ΔE 44.5Indigo · ΔE 47.3
Nearest named CSS colourMidnight blue (#191970)ΔE 28.98, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#392E02
Analogous#022939, #120239
Triadic#39020D, #0D3902
Split complementary#391302, #283902
Tetradic#390229, #392E02, #023912

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#103EF7
Lighter +30%#072FCD
Lighter +20%#05239C
Lighter +10%#04186A
Darker −10%#000208
Darker −20%#000000
Darker −30%#000000
Darker −40%#000000
More saturated +25%#000C3B
Less saturated −25%#091132

Channel breakdown

R2
G13
B57
Red2 (0.8%)
Green13 (5.1%)
Blue57 (22.4%)
Hue228°
Saturation (HSL)93.22%
Lightness11.57%
Dominant channelBlue
Hex per channelR 02 · G 0D · B 39

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Every value on this page was computed from “020d39” by Nerdulator’s games engine. Nothing here was retrieved from a database of answers or written by a model.

This page is marked noindex: duplicate of /20d39.