Dice notation
19d4
- 19d4
- 19 to 76
- mean 47.5
Rolling 19d4 gives a total between 19 and 76, with a mean of 47.5 and a standard deviation of 4.8734. There are 274,877,906,944 equally likely ordered outcomes, and the most likely total is 47 or 48 at 8.072%.
The roll
Notation19d4
Dice19
Faces per die4
Minimum total19all 19 dice showing 1
Maximum total76all 19 dice showing 4
Distinct totals58
Mean47.5n(f + 1)/2 + modifier, exact
Variance23.75n(f² − 1)/12, exact
Standard deviation4.87339717≈
Counting the outcomes
Ordered outcomes274,877,906,9444^19, every die distinguishable
Most likely total47 and 48two totals share the peak
Chance of that total8.071694%≈
Ways to roll it22,187,304,112exact count
Chance of the minimum3.63797881 × 10^-10%≈1 in 274,877,906,944
Chance of the maximum3.63797881 × 10^-10%≈1 in 274,877,906,944
Shape of the distribution
58 distinct totals, too many to list individually.
1st percentile36≈1.141% of rolls are this or lower
5th percentile39≈5.02% of rolls are this or lower
25th percentile44≈27.034% of rolls are this or lower
50th percentile47≈50% of rolls are this or lower
75th percentile51≈79.287% of rolls are this or lower
95th percentile56≈96.802% of rolls are this or lower
99th percentile59≈99.363% of rolls are this or lower
Chance of rolling at least
25100%≈
3399.9187%≈
4850%≈
620.1704%≈
700.0001%≈
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Also reads as
#1199DD (colour)
- #1199DD
- Blue
- Dark
- Nearest: Steel blue
#1199DD is a blue with RGB values 17, 153, 221 and HSL 200°, 86%, 47%. It is a dark colour, so black text on it reaches 6.6:1 contrast (AA for normal text). The nearest named colour is Steel blue.
Colour values
#1199DD#1199DD
HEX#1199DD
HEX (short)#19D
RGBrgb(17, 153, 221)
RGB (0–1)0.0667, 0.6, 0.8667
RGB percentages6.7%, 60%, 86.7%
HSLhsl(200, 85.7%, 46.7%)
HSV / HSBhsv(200, 92.3%, 86.7%)
CMYK92.3%, 30.8%, 0%, 13.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,153,501
CSS custom property--colour: #1199DD;
Brightness & contrast
Relative luminance0.28122WCAG 2.x, 0 is black and 1 is white
Perceived brightness139.3 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 6.62:1
Contrast with white3.17:1WCAG normal text: Fail
Contrast with black6.62:1WCAG normal text: AA
Greyscale equivalent#818181
Inverted#EE6622
Colour vision & accessibility
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text3.17:1WCAG large text: AA
Contrast with black, large text6.62:1WCAG large text: AAA
Named colours
Hue familyblue
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#DD5511
Analogous#11DDBB, #1133DD
Triadic#DD1199, #99DD11
Split complementary#DD1133, #DDBB11
Tetradic#BB11DD, #DD5511, #33DD11
Tints, shades & saturation
Channel breakdown
R17
G153
B221
Red17 (6.7%)
Green153 (60%)
Blue221 (86.7%)
Hue200°
Saturation (HSL)85.71%
Lightness46.67%
Dominant channelBlue
Hex per channelR 11 · G 99 · B DD
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Harmonies
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