Recognised as Decimal number
340
- Positive
- Decimal
- 0 d.p.
- Exact fraction
- 3 s.f.
340 is a decimal number equal to 340⁄1. It lies between 340 and 340, and as a percentage it is 34,000%.
Number properties
Fractions & ratios
Arithmetic
Representations
Decimal340
Scientific notation3.4 × 10^2
Exponential3.4e+2
IEEE 754 binary64 (hex)0x4075400000000000the exact 64-bit pattern stored
IEEE 754 binary32 (hex)0x43AA000032-bit single precision, may lose accuracy
Rounding & precision
Significant figures as written3counted from the digits as typed, not from the value
To 0 decimal places340
To 1 decimal place340.0
To 2 decimal places340.00
To 3 decimal places340.000
To 4 decimal places340.0000
To 1 significant figure3e+2
To 2 significant figures3.4e+2
To 3 significant figures340
To 4 significant figures340.0
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Also reads as
#340E00 (colour)
- #340E00
- Orange
- Dark
- Nearest: Black
#340E00 is a orange with RGB values 52, 14, 0 and HSL 16°, 100%, 10%. It is a dark colour, so white text on it reaches 17.4:1 contrast (AAA for normal text). The nearest named colour is Black.
Colour values
#340E00#340E00
HEX#340E00
RGBrgb(52, 14, 0)
RGB (0–1)0.2039, 0.0549, 0
RGB percentages20.4%, 5.5%, 0%
HSLhsl(16.2, 100%, 10.2%)
HSV / HSBhsv(16.2, 100%, 20.4%)
CMYK0%, 73.1%, 100%, 79.6%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,411,456
CSS custom property--colour: #340E00;
Brightness & contrast
Relative luminance0.01044WCAG 2.x, 0 is black and 1 is white
Perceived brightness30.4 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 17.37:1
Contrast with white17.37:1WCAG normal text: AAA
Contrast with black1.21:1WCAG normal text: Fail
Greyscale equivalent#151515
Inverted#CBF1FF
Colour vision & accessibility
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text17.37:1WCAG large text: AAA
Contrast with black, large text1.21:1WCAG large text: Fail
Named colours
Hue familyorange
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#002634
Analogous#34000C, #342800
Triadic#00340E, #0E0034
Split complementary#003428, #000C34
Tetradic#0C3400, #002634, #280034
Tints, shades & saturation
Channel breakdown
R52
G14
B0
Red52 (20.4%)
Green14 (5.5%)
Blue0 (0%)
Hue16.15°
Saturation (HSL)100%
Lightness10.2%
Dominant channelRed
Hex per channelR 34 · G 0E · B 00
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Harmonies
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