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Dice notation

18d100

  • 18d100
  • 18 to 1800
  • mean 909
  • mode 909

Rolling 18d100 gives a total between 18 and 1,800, with a mean of 909 and a standard deviation of 122.4684. There are 1,000,000,000,000,000,000,000,000,000,000,000,000 equally likely ordered outcomes, and the most likely total is 909 at 0.323%.

The roll

Notation18d100
Dice18
Faces per die100
Minimum total18all 18 dice showing 1
Maximum total1,800all 18 dice showing 100
Distinct totals1,783
Mean909n(f + 1)/2 + modifier, exact
Variance14,998.5n(f² − 1)/12, exact
Standard deviation122.46836326≈

Counting the outcomes

Ordered outcomes1,000,000,000,000,000,000,000,000,000,000,000,000100^18, every die distinguishable
Most likely total909
Chance of that total0.323025%≈
Ways to roll it3,230,250,128,494,265,624,533,602,282,344,800exact count
Chance of the minimum1 × 10^-34%≈1 in 1,000,000,000,000,000,000,000,000,000,000,000,000
Chance of the maximum1 × 10^-34%≈1 in 1,000,000,000,000,000,000,000,000,000,000,000,000

Shape of the distribution

1,783 distinct totals, too many to list individually.

1st percentile626≈1.01% of rolls are this or lower
5th percentile707≈5.01% of rolls are this or lower
25th percentile826≈25.18% of rolls are this or lower
50th percentile909≈50.162% of rolls are this or lower
75th percentile992≈75.079% of rolls are this or lower
95th percentile1,111≈95.075% of rolls are this or lower
99th percentile1,192≈99.012% of rolls are this or lower

Chance of rolling at least

196100%≈
46499.9915%≈
90950.1615%≈
1,3550.0085%≈
1,6221.27256168 × 10^-9%≈

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The same dice, different counts

The same count, different dice

Also reads as

#18D100 (colour)

  • #18D100
  • Green
  • Dark
  • Nearest: Limegreen

#18D100 is a green with RGB values 24, 209, 0 and HSL 113°, 100%, 41%. It is a dark colour, so black text on it reaches 10.2:1 contrast (AAA for normal text). The nearest named colour is Limegreen.

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Colour values

#18D100#18D100
HEX#18D100
RGBrgb(24, 209, 0)
RGB (0–1)0.0941, 0.8196, 0
RGB percentages9.4%, 82%, 0%
HSLhsl(113.1, 100%, 41%)
HSV / HSBhsv(113.1, 100%, 82%)
CMYK88.5%, 0%, 100%, 18%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,626,368
CSS custom property--colour: #18D100;

Brightness & contrast

Relative luminance0.45795WCAG 2.x, 0 is black and 1 is white
Perceived brightness160.7 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 10.16:1
Contrast with white2.07:1WCAG normal text: Fail
Contrast with black10.16:1WCAG normal text: AAA
Greyscale equivalent#9B9B9B
Inverted#E72EFF

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#D6BC00no red cones; affects about 1% of men; ΔE 67.6 from the original
Deuteranopia#C4AF2Eno green cones; the most common form, about 1% of men; ΔE 67.5 from the original
Tritanopia#00CAB1no blue cones; rare, and affects men and women equally; ΔE 75.5 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text2.07:1WCAG large text: Fail
Contrast with black, large text10.16:1WCAG large text: AAA

Named colours

Limegreen · ΔE 11.9Lawn green · ΔE 21Chartreuse · ΔE 22.2Lime · ΔE 22.6Spring green · ΔE 29.2Green yellow · ΔE 29.5
Nearest named CSS colourLimegreen (#32CD32)ΔE 11.9, a distinctly different colour
Hue familygreen
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#B900D1
Analogous#80D100, #00D151
Triadic#0018D1, #D10018
Split complementary#5100D1, #D10080
Tetradic#0080D1, #B900D1, #D15100

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#A9FF9E
Lighter +30%#7CFF6B
Lighter +20%#4FFF38
Lighter +10%#22FF05
Darker −10%#129E00
Darker −20%#0C6B00
Darker −30%#063800
Darker −40%#010500
More saturated +25%#18D100
Less saturated −25%#2CB71A

Channel breakdown

R24
G209
B0
Red24 (9.4%)
Green209 (82%)
Blue0 (0%)
Hue113.11°
Saturation (HSL)100%
Lightness40.98%
Dominant channelGreen
Hex per channelR 18 · G D1 · B 00

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Every value on this page was computed from “18d100” by Nerdulator’s games engine. Nothing here was retrieved from a database of answers or written by a model.