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Recognised as Dice notation

18d25

  • 18d25
  • 18 to 450
  • mean 234
  • mode 234

Rolling 18d25 gives a total between 18 and 450, with a mean of 234 and a standard deviation of 30.5941. There are 14,551,915,228,366,851,806,640,625 equally likely ordered outcomes, and the most likely total is 234 at 1.293%.

The canonical address for this page is /18d25.

The roll

Notation18d25
Dice18
Faces per die25
Minimum total18all 18 dice showing 1
Maximum total450all 18 dice showing 25
Distinct totals433
Mean234n(f + 1)/2 + modifier, exact
Variance936n(f² − 1)/12, exact
Standard deviation30.59411708≈

Counting the outcomes

Ordered outcomes14,551,915,228,366,851,806,640,62525^18, every die distinguishable
Most likely total234
Chance of that total1.293038%≈
Ways to roll it188,161,831,685,143,876,288,075exact count
Chance of the minimum6.87194767 × 10^-24%≈1 in 14,551,915,228,366,851,806,640,625
Chance of the maximum6.87194767 × 10^-24%≈1 in 14,551,915,228,366,851,806,640,625

Shape of the distribution

433 distinct totals, too many to list individually.

1st percentile163≈1.016% of rolls are this or lower
5th percentile184≈5.302% of rolls are this or lower
25th percentile213≈25.293% of rolls are this or lower
50th percentile234≈50.647% of rolls are this or lower
75th percentile255≈75.736% of rolls are this or lower
95th percentile284≈95.047% of rolls are this or lower
99th percentile305≈99.072% of rolls are this or lower

Chance of rolling at least

61100%≈
12699.9872%≈
23450.6465%≈
3420.0147%≈
4079.01659934 × 10^-9%≈

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The same dice, different counts

The same count, different dice

Also reads as

#018D25 (colour)

  • #018D25
  • Green
  • Dark
  • Nearest: Forest green

#018D25 is a green with RGB values 1, 141, 37 and HSL 135°, 99%, 28%. It is a dark colour, so black text on it reaches 4.8:1 contrast (AA for normal text). The nearest named colour is Forest green.

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Colour values

#018D25#018D25
HEX#018D25
RGBrgb(1, 141, 37)
RGB (0–1)0.0039, 0.5529, 0.1451
RGB percentages0.4%, 55.3%, 14.5%
HSLhsl(135.4, 98.6%, 27.8%)
HSV / HSBhsv(135.4, 99.3%, 55.3%)
CMYK99.3%, 0%, 73.8%, 44.7%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer101,669
CSS custom property--colour: #018D25;

Brightness & contrast

Relative luminance0.1919WCAG 2.x, 0 is black and 1 is white
Perceived brightness108.7 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 4.84:1
Contrast with white4.34:1WCAG normal text: Fail
Contrast with black4.84:1WCAG normal text: AA
Greyscale equivalent#686868
Inverted#FE72DA

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#8F7F13no red cones; affects about 1% of men; ΔE 49.5 from the original
Deuteranopia#837630no green cones; the most common form, about 1% of men; ΔE 49.5 from the original
Tritanopia#008979no blue cones; rare, and affects men and women equally; ΔE 47.9 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text4.34:1WCAG large text: AA
Contrast with black, large text4.84:1WCAG large text: AAA

Named colours

Forest green · ΔE 3.9Green · ΔE 7.7Dark green · ΔE 17.9Medium seagreen · ΔE 25Olivedrab · ΔE 26Sea green · ΔE 27.6
Nearest named CSS colourForest green (#228B22)ΔE 3.92, a close match
Hue familygreen
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#8D0169
Analogous#238D01, #018D6B
Triadic#25018D, #8D2501
Split complementary#6B018D, #8D0123
Tetradic#01238D, #8D0169, #8D6B01

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#5CFE86
Lighter +30%#2AFD60
Lighter +20%#02F240
Lighter +10%#01C032
Darker −10%#015A18
Darker −20%#00280A
Darker −30%#000000
Darker −40%#000000
More saturated +25%#008E25
Less saturated −25%#137B2E

Channel breakdown

R1
G141
B37
Red1 (0.4%)
Green141 (55.3%)
Blue37 (14.5%)
Hue135.43°
Saturation (HSL)98.59%
Lightness27.84%
Dominant channelGreen
Hex per channelR 01 · G 8D · B 25

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Every value on this page was computed from “018d25” by Nerdulator’s games engine. Nothing here was retrieved from a database of answers or written by a model.