Recognised as Dice notation
6d6
- 6d6
- 6 to 36
- mean 21
- mode 21
Rolling 6d6 gives a total between 6 and 36, with a mean of 21 and a standard deviation of 4.1833. There are 46,656 equally likely ordered outcomes, and the most likely total is 21 at 9.285%.
The roll
Notation6d6
Dice6
Faces per die6
Minimum total6all 6 dice showing 1
Maximum total36all 6 dice showing 6
Distinct totals31
Mean21n(f + 1)/2 + modifier, exact
Variance17.5n(f² − 1)/12, exact
Standard deviation4.18330013≈
Counting the outcomes
Ordered outcomes46,6566^6, every die distinguishable
Most likely total21
Chance of that total9.284979%≈
Ways to roll it4,332exact count
Chance of the minimum0.00214335%≈1 in 46,656
Chance of the maximum0.00214335%≈1 in 46,656
Probability of each total
Exact counts, by enumeration over every combination.
60%
70.01%
80.05%
90.12%
100.27%
110.54%
120.98%
131.62%
142.49%
153.57%
164.82%
176.12%
187.35%
198.37%
209.05%
219.28%
229.05%
238.37%
247.35%
256.12%
264.82%
273.57%
282.49%
291.62%
300.98%
310.54%
320.27%
330.12%
340.05%
350.01%
360%
60.0021%1 way
70.0129%6 ways
80.045%21 ways
90.12%56 ways
100.2701%126 ways
110.5401%252 ways
120.9774%456 ways
131.6204%756 ways
142.4884%1,161 ways
153.5708%1,666 ways
164.8161%2,247 ways
176.1214%2,856 ways
187.3538%3,431 ways
198.3719%3,906 ways
209.0471%4,221 ways
219.285%4,332 ways
229.0471%4,221 ways
238.3719%3,906 ways
247.3538%3,431 ways
256.1214%2,856 ways
264.8161%2,247 ways
273.5708%1,666 ways
282.4884%1,161 ways
291.6204%756 ways
300.9774%456 ways
310.5401%252 ways
320.2701%126 ways
330.12%56 ways
340.045%21 ways
350.0129%6 ways
360.0021%1 way
Chance of rolling at least
999.94%≈
1496.412%≈
2154.6425%≈
293.588%≈
330.18%≈
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Also reads as
#66DD66 (colour)
- #66DD66
- Green
- Light
- Nearest: Light green
#66DD66 is a green with RGB values 102, 221, 102 and HSL 120°, 64%, 63%. It is a light colour, so black text on it reaches 12.1:1 contrast (AAA for normal text). The nearest named colour is Light green.
Colour values
#66DD66#66DD66
HEX#66DD66
HEX (short)#6D6
RGBrgb(102, 221, 102)
RGB (0–1)0.4, 0.8667, 0.4
RGB percentages40%, 86.7%, 40%
HSLhsl(120, 63.6%, 63.3%)
HSV / HSBhsv(120, 53.8%, 86.7%)
CMYK53.8%, 0%, 53.8%, 13.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer6,741,350
CSS custom property--colour: #66DD66;
Brightness & contrast
Relative luminance0.55497WCAG 2.x, 0 is black and 1 is white
Perceived brightness181.6 of 255ITU-R BT.601 weighting
Light or darkLight
Best text colour on this backgroundBlackcontrast 12.1:1
Contrast with white1.74:1WCAG normal text: Fail
Contrast with black12.1:1WCAG normal text: AAA
Greyscale equivalent#BBBBBB
Inverted#992299
Colour vision & accessibility
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text1.74:1WCAG large text: Fail
Contrast with black, large text12.1:1WCAG large text: AAA
Named colours
Hue familygreen
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#DD66DD
Analogous#A2DD66, #66DDA2
Triadic#6666DD, #DD6666
Split complementary#A266DD, #DD66A2
Tetradic#66A2DD, #DD66DD, #DDA266
Tints, shades & saturation
Channel breakdown
R102
G221
B102
Red102 (40%)
Green221 (86.7%)
Blue102 (40%)
Hue120°
Saturation (HSL)63.64%
Lightness63.33%
Dominant channelGreen
Hex per channelR 66 · G DD · B 66
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Harmonies
Similar named colours
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