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Dice notation

18d40

  • 18d40
  • 18 to 720
  • mean 369
  • mode 369

Rolling 18d40 gives a total between 18 and 720, with a mean of 369 and a standard deviation of 48.9745. There are 68,719,476,736,000,000,000,000,000,000 equally likely ordered outcomes, and the most likely total is 369 at 0.808%.

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The roll

Notation18d40
Dice18
Faces per die40
Minimum total18all 18 dice showing 1
Maximum total720all 18 dice showing 40
Distinct totals703
Mean369n(f + 1)/2 + modifier, exact
Variance2,398.5n(f² − 1)/12, exact
Standard deviation48.97448315≈

Counting the outcomes

Ordered outcomes68,719,476,736,000,000,000,000,000,00040^18, every die distinguishable
Most likely total369
Chance of that total0.807768%≈
Ways to roll it555,093,681,985,619,581,642,976,128exact count
Chance of the minimum1.45519152 × 10^-27%≈1 in 68,719,476,736,000,000,000,000,000,000
Chance of the maximum1.45519152 × 10^-27%≈1 in 68,719,476,736,000,000,000,000,000,000

Shape of the distribution

703 distinct totals, too many to list individually.

1st percentile256≈1.037% of rolls are this or lower
5th percentile288≈5.026% of rolls are this or lower
25th percentile336≈25.499% of rolls are this or lower
50th percentile369≈50.404% of rolls are this or lower
75th percentile402≈75.149% of rolls are this or lower
95th percentile450≈95.185% of rolls are this or lower
99th percentile482≈99.02% of rolls are this or lower

Chance of rolling at least

88100%≈
19499.9891%≈
36950.4039%≈
5450.0109%≈
6503.51927939 × 10^-9%≈

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The same dice, different counts

The same count, different dice

Also reads as

#018D40 (colour)

  • #018D40
  • Green
  • Dark
  • Nearest: Forest green

#018D40 is a green with RGB values 1, 141, 64 and HSL 147°, 99%, 28%. It is a dark colour, so black text on it reaches 4.9:1 contrast (AA for normal text). The nearest named colour is Forest green.

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Colour values

#018D40#018D40
HEX#018D40
RGBrgb(1, 141, 64)
RGB (0–1)0.0039, 0.5529, 0.251
RGB percentages0.4%, 55.3%, 25.1%
HSLhsl(147, 98.6%, 27.8%)
HSV / HSBhsv(147, 99.3%, 55.3%)
CMYK99.3%, 0%, 54.6%, 44.7%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer101,696
CSS custom property--colour: #018D40;

Brightness & contrast

Relative luminance0.19426WCAG 2.x, 0 is black and 1 is white
Perceived brightness110.2 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 4.89:1
Contrast with white4.3:1WCAG normal text: Fail
Contrast with black4.89:1WCAG normal text: AA
Greyscale equivalent#6A6A6A
Inverted#FE72BF

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#8E8039no red cones; affects about 1% of men; ΔE 46.7 from the original
Deuteranopia#807646no green cones; the most common form, about 1% of men; ΔE 46.8 from the original
Tritanopia#008A7Bno blue cones; rare, and affects men and women equally; ΔE 36 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text4.3:1WCAG large text: AA
Contrast with black, large text4.89:1WCAG large text: AAA

Named colours

Forest green · ΔE 13.1Sea green · ΔE 15.7Medium seagreen · ΔE 16.1Green · ΔE 18.8Dark green · ΔE 19.2Olivedrab · ΔE 28.3
Nearest named CSS colourForest green (#228B22)ΔE 13.14, a distinctly different colour
Hue familygreen
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#8D014E
Analogous#088D01, #018D86
Triadic#40018D, #8D4001
Split complementary#86018D, #8D0108
Tetradic#01088D, #8D014E, #8D8601

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#5CFEA5
Lighter +30%#2AFD89
Lighter +20%#02F26E
Lighter +10%#01C057
Darker −10%#015A29
Darker −20%#002812
Darker −30%#000000
Darker −40%#000000
More saturated +25%#008E40
Less saturated −25%#137B42

Channel breakdown

R1
G141
B64
Red1 (0.4%)
Green141 (55.3%)
Blue64 (25.1%)
Hue147°
Saturation (HSL)98.59%
Lightness27.84%
Dominant channelGreen
Hex per channelR 01 · G 8D · B 40

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Every value on this page was computed from “018d40” by Nerdulator’s games engine. Nothing here was retrieved from a database of answers or written by a model.

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