Nerdulator> put something in

Dice notation

31d280

  • 31d280
  • 31 to 8680
  • mean 4,355.5

Rolling 31d280 gives a total between 31 and 8,680, with a mean of 4,355.5 and a standard deviation of 450.0342. There are 7,276,105,233,821,380,849,831,965,306,178,598,268,011,806,720,000,000,000,000,000,000,000,000,000,000 equally likely ordered outcomes, and the most likely total is 4,355 or 4,356 at 0.088%.

The roll

Notation31d280
Dice31
Faces per die280
Minimum total31all 31 dice showing 1
Maximum total8,680all 31 dice showing 280
Distinct totals8,650
Mean4,355.5n(f + 1)/2 + modifier, exact
Variance202,530.75n(f² − 1)/12, exact
Standard deviation450.03416537≈

Counting the outcomes

Ordered outcomes7,276,105,233,821,380,849,831,965,306,178,598,268,011,806,720,000,000,000,000,000,000,000,000,000,000280^31, every die distinguishable
Most likely total4,355 and 4,356two totals share the peak
Chance of that total0.088217%≈
Ways to roll it6,418,766,381,258,405,556,915,889,013,543,295,963,237,253,894,142,791,093,910,980,245,204,133,376exact count
Chance of the minimum1.37436165 × 10^-74%≈1 in 7,276,105,233,821,380,849,831,965,306,178,598,268,011,806,720,000,000,000,000,000,000,000,000,000,000
Chance of the maximum1.37436165 × 10^-74%≈1 in 7,276,105,233,821,380,849,831,965,306,178,598,268,011,806,720,000,000,000,000,000,000,000,000,000,000

Shape of the distribution

8,650 distinct totals, too many to list individually.

1st percentile3,313≈1.005% of rolls are this or lower
5th percentile3,615≈5.014% of rolls are this or lower
25th percentile4,051≈25.056% of rolls are this or lower
50th percentile4,356≈50.088% of rolls are this or lower
75th percentile4,660≈75.014% of rolls are this or lower
95th percentile5,096≈95.009% of rolls are this or lower
99th percentile5,398≈99.001% of rolls are this or lower

Chance of rolling at least

896100%≈
2,193100%≈
4,35650%≈
6,5180%≈
7,8153.28505912 × 10^-17%≈

Keep nerding

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

The same dice, different counts

The same count, different dice

Also reads as

#31D280 (colour)

  • #31D280
  • Green
  • Dark
  • Nearest: Medium seagreen

#31D280 is a green with RGB values 49, 210, 128 and HSL 149°, 64%, 51%. It is a dark colour, so black text on it reaches 10.7:1 contrast (AAA for normal text). The nearest named colour is Medium seagreen.

Open this reading on its own page →

Colour values

#31D280#31D280
HEX#31D280
RGBrgb(49, 210, 128)
RGB (0–1)0.1922, 0.8235, 0.502
RGB percentages19.2%, 82.4%, 50.2%
HSLhsl(149.4, 64.1%, 50.8%)
HSV / HSBhsv(149.4, 76.7%, 82.4%)
CMYK76.7%, 0%, 39%, 17.6%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,265,152
CSS custom property--colour: #31D280;

Brightness & contrast

Relative luminance0.48305WCAG 2.x, 0 is black and 1 is white
Perceived brightness168.7 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 10.66:1
Contrast with white1.97:1WCAG normal text: Fail
Contrast with black10.66:1WCAG normal text: AAA
Greyscale equivalent#AAAAAA
Inverted#CE2D7F

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#D1C17Ano red cones; affects about 1% of men; ΔE 55.2 from the original
Deuteranopia#BEB385no green cones; the most common form, about 1% of men; ΔE 55.8 from the original
Tritanopia#00D0BDno blue cones; rare, and affects men and women equally; ΔE 34.2 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text1.97:1WCAG large text: Fail
Contrast with black, large text10.66:1WCAG large text: AAA

Named colours

Medium seagreen · ΔE 15.2Medium spring green · ΔE 17.4Light green · ΔE 18.6Pale green · ΔE 21Spring green · ΔE 28.7Aquamarine · ΔE 29.2
Nearest named CSS colourMedium seagreen (#3CB371)ΔE 15.25, a distinctly different colour
Hue familygreen
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#D23183
Analogous#32D231, #31D2D1
Triadic#8031D2, #D28031
Split complementary#D131D2, #D23132
Tetradic#3132D2, #D23183, #D2D131

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#D8F7E7
Lighter +30%#AFEDCD
Lighter +20%#85E4B4
Lighter +10%#5BDB9A
Darker −10%#25AB67
Darker −20%#1C814E
Darker −30%#135734
Darker −40%#0A2D1B
More saturated +25%#12F17F
Less saturated −25%#50B381

Channel breakdown

R49
G210
B128
Red49 (19.2%)
Green210 (82.4%)
Blue128 (50.2%)
Hue149.44°
Saturation (HSL)64.14%
Lightness50.78%
Dominant channelGreen
Hex per channelR 31 · G D2 · B 80

Keep nerding

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

Nerdulate something else

Nothing in mind? Surprise me · today’s page

Every value on this page was computed from “31d280” by Nerdulator’s games engine. Nothing here was retrieved from a database of answers or written by a model.