Recognised as Decimal number
2,220
- Positive
- Decimal
- 0 d.p.
- Exact fraction
- 3 s.f.
2,220 is a decimal number equal to 2,220⁄1. It lies between 2,220 and 2,220, and as a percentage it is 222,000%.
Number properties
Fractions & ratios
Arithmetic
Representations
Decimal2,220
Scientific notation2.22 × 10^3
Exponential2.22e+3
IEEE 754 binary64 (hex)0x40A1580000000000the exact 64-bit pattern stored
IEEE 754 binary32 (hex)0x450AC00032-bit single precision, may lose accuracy
Rounding & precision
Significant figures as written3counted from the digits as typed, not from the value
To 0 decimal places2220
To 1 decimal place2220.0
To 2 decimal places2220.00
To 3 decimal places2220.000
To 4 decimal places2220.0000
To 1 significant figure2e+3
To 2 significant figures2.2e+3
To 3 significant figures2.22e+3
To 4 significant figures2220
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Also reads as
#222E01 (colour)
- #222E01
- Green
- Dark
- Nearest: Dark olivegreen
#222E01 is a green with RGB values 34, 46, 1 and HSL 76°, 96%, 9%. It is a dark colour, so white text on it reaches 14.4:1 contrast (AAA for normal text). The nearest named colour is Dark olivegreen.
Colour values
#222E01#222E01
HEX#222E01
RGBrgb(34, 46, 1)
RGB (0–1)0.1333, 0.1804, 0.0039
RGB percentages13.3%, 18%, 0.4%
HSLhsl(76, 95.7%, 9.2%)
HSV / HSBhsv(76, 97.8%, 18%)
CMYK26.1%, 0%, 97.8%, 82%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,240,001
CSS custom property--colour: #222E01;
Brightness & contrast
Relative luminance0.02296WCAG 2.x, 0 is black and 1 is white
Perceived brightness39.8 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 14.39:1
Contrast with white14.39:1WCAG normal text: AAA
Contrast with black1.46:1WCAG normal text: Fail
Greyscale equivalent#282828
Inverted#DDD1FE
Colour vision & accessibility
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text14.39:1WCAG large text: AAA
Contrast with black, large text1.46:1WCAG large text: Fail
Named colours
Hue familygreen
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#0D012E
Analogous#2E2401, #0C2E01
Triadic#01222E, #2E0122
Split complementary#010C2E, #24012E
Tetradic#012E24, #0D012E, #2E010C
Tints, shades & saturation
Channel breakdown
R34
G46
B1
Red34 (13.3%)
Green46 (18%)
Blue1 (0.4%)
Hue76°
Saturation (HSL)95.74%
Lightness9.22%
Dominant channelGreen
Hex per channelR 22 · G 2E · B 01
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Harmonies
Similar named colours
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