Recognised as Decimal number
6,550
- Positive
- Decimal
- 0 d.p.
- Exact fraction
- 4 s.f.
6,550 is a decimal number equal to 6,550⁄1. It lies between 6,550 and 6,550, and as a percentage it is 655,000%.
Number properties
Fractions & ratios
Arithmetic
Representations
Decimal6,550
Scientific notation6.55 × 10^3
Exponential6.55e+3
IEEE 754 binary64 (hex)0x40B9960000000000the exact 64-bit pattern stored
IEEE 754 binary32 (hex)0x45CCB00032-bit single precision, may lose accuracy
Rounding & precision
Significant figures as written4counted from the digits as typed, not from the value
To 0 decimal places6550
To 1 decimal place6550.0
To 2 decimal places6550.00
To 3 decimal places6550.000
To 4 decimal places6550.0000
To 1 significant figure7e+3
To 2 significant figures6.6e+3
To 3 significant figures6.55e+3
To 4 significant figures6550
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Also reads as
#6550E0 (colour)
- #6550E0
- Blue
- Dark
- Nearest: Medium slateblue
#6550E0 is a blue with RGB values 101, 80, 224 and HSL 249°, 70%, 60%. It is a dark colour, so white text on it reaches 5.6:1 contrast (AA for normal text). The nearest named colour is Medium slateblue.
Colour values
#6550E0#6550E0
HEX#6550E0
RGBrgb(101, 80, 224)
RGB (0–1)0.3961, 0.3137, 0.8784
RGB percentages39.6%, 31.4%, 87.8%
HSLhsl(248.7, 69.9%, 59.6%)
HSV / HSBhsv(248.7, 64.3%, 87.8%)
CMYK54.9%, 64.3%, 0%, 12.2%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer6,639,840
CSS custom property--colour: #6550E0;
Brightness & contrast
Relative luminance0.13886WCAG 2.x, 0 is black and 1 is white
Perceived brightness111.9 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 5.56:1
Contrast with white5.56:1WCAG normal text: AA
Contrast with black3.78:1WCAG normal text: Fail
Greyscale equivalent#5F5F5F
Inverted#9AAF1F
Colour vision & accessibility
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text5.56:1WCAG large text: AAA
Contrast with black, large text3.78:1WCAG large text: AA
Named colours
Hue familyblue
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#CBE050
Analogous#5083E0, #AD50E0
Triadic#E06550, #50E065
Split complementary#E0AD50, #83E050
Tetradic#E05083, #CBE050, #50E0AD
Tints, shades & saturation
Channel breakdown
R101
G80
B224
Red101 (39.6%)
Green80 (31.4%)
Blue224 (87.8%)
Hue248.75°
Saturation (HSL)69.9%
Lightness59.61%
Dominant channelBlue
Hex per channelR 65 · G 50 · B E0
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Harmonies
Similar named colours
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