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Dice notation

21d610

  • 21d610
  • 21 to 12810
  • mean 6,415.5

Rolling 21d610 gives a total between 21 and 12,810, with a mean of 6,415.5 and a standard deviation of 806.9531. There are 31,040,344,686,800,426,926,132,378,247,220,037,261,000,000,000,000,000,000,000 equally likely ordered outcomes, and the most likely total is 6,415 or 6,416 at 0.049%.

The roll

Notation21d610
Dice21
Faces per die610
Minimum total21all 21 dice showing 1
Maximum total12,810all 21 dice showing 610
Distinct totals12,790
Mean6,415.5n(f + 1)/2 + modifier, exact
Variance651,173.25n(f² − 1)/12, exact
Standard deviation806.95306555≈

Counting the outcomes

Ordered outcomes31,040,344,686,800,426,926,132,378,247,220,037,261,000,000,000,000,000,000,000610^21, every die distinguishable
Most likely total6,415 and 6,416two totals share the peak
Chance of that total0.049084%≈
Ways to roll it15,235,752,484,228,759,247,032,531,666,412,655,366,673,996,820,248,124,940exact count
Chance of the minimum3.22161371 × 10^-57%≈1 in 31,040,344,686,800,426,926,132,378,247,220,037,261,000,000,000,000,000,000,000
Chance of the maximum3.22161371 × 10^-57%≈1 in 31,040,344,686,800,426,926,132,378,247,220,037,261,000,000,000,000,000,000,000

Shape of the distribution

12,790 distinct totals, too many to list individually.

1st percentile4,549≈1.001% of rolls are this or lower
5th percentile5,087≈5.004% of rolls are this or lower
25th percentile5,868≈25.024% of rolls are this or lower
50th percentile6,415≈50% of rolls are this or lower
75th percentile6,963≈75.015% of rolls are this or lower
95th percentile7,744≈95.009% of rolls are this or lower
99th percentile8,282≈99.002% of rolls are this or lower

Chance of rolling at least

1,300100%≈
3,21899.998%≈
6,41650%≈
9,6130.002%≈
11,5311.32434095 × 10^-11%≈

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The same dice, different counts

The same count, different dice

Also reads as

#21D610 (colour)

  • #21D610
  • Green
  • Dark
  • Nearest: Limegreen

#21D610 is a green with RGB values 33, 214, 16 and HSL 115°, 86%, 45%. It is a dark colour, so black text on it reaches 10.7:1 contrast (AAA for normal text). The nearest named colour is Limegreen.

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Colour values

#21D610#21D610
HEX#21D610
RGBrgb(33, 214, 16)
RGB (0–1)0.1294, 0.8392, 0.0627
RGB percentages12.9%, 83.9%, 6.3%
HSLhsl(114.8, 86.1%, 45.1%)
HSV / HSBhsv(114.8, 92.5%, 83.9%)
CMYK84.6%, 0%, 92.5%, 16.1%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,217,488
CSS custom property--colour: #21D610;

Brightness & contrast

Relative luminance0.48454WCAG 2.x, 0 is black and 1 is white
Perceived brightness165 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 10.69:1
Contrast with white1.96:1WCAG normal text: Fail
Contrast with black10.69:1WCAG normal text: AAA
Greyscale equivalent#A1A1A1
Inverted#DE29EF

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#DBC100no red cones; affects about 1% of men; ΔE 67.7 from the original
Deuteranopia#C9B433no green cones; the most common form, about 1% of men; ΔE 67.6 from the original
Tritanopia#00CFB6no blue cones; rare, and affects men and women equally; ΔE 75.4 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text1.96:1WCAG large text: Fail
Contrast with black, large text10.69:1WCAG large text: AAA

Named colours

Limegreen · ΔE 12.1Lawn green · ΔE 20Chartreuse · ΔE 21.2Lime · ΔE 21.5Spring green · ΔE 28.1Green yellow · ΔE 28.8
Nearest named CSS colourLimegreen (#32CD32)ΔE 12.08, a distinctly different colour
Hue familygreen
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#C510D6
Analogous#84D610, #10D662
Triadic#1021D6, #D61021
Split complementary#6210D6, #D61084
Tetradic#1084D6, #C510D6, #D66210

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#BEFAB8
Lighter +30%#92F689
Lighter +20%#67F359
Lighter +10%#3BEF2A
Darker −10%#1AA70C
Darker −20%#127709
Darker −30%#0B4805
Darker −40%#041802
More saturated +25%#14E600
Less saturated −25%#39B92D

Channel breakdown

R33
G214
B16
Red33 (12.9%)
Green214 (83.9%)
Blue16 (6.3%)
Hue114.85°
Saturation (HSL)86.09%
Lightness45.1%
Dominant channelGreen
Hex per channelR 21 · G D6 · B 10

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Every value on this page was computed from “21d610” by Nerdulator’s games engine. Nothing here was retrieved from a database of answers or written by a model.