Recognised as Colour
#F38347
- #F38347
- Orange
- Dark
- Nearest: Coral
#F38347 is a orange with RGB values 243, 131, 71 and HSL 21°, 88%, 62%. It is a dark colour, so black text on it reaches 8.1:1 contrast (AAA for normal text). The nearest named colour is Coral.
Colour values
#F38347#F38347
HEX#F38347
RGBrgb(243, 131, 71)
RGB (0–1)0.9529, 0.5137, 0.2784
RGB percentages95.3%, 51.4%, 27.8%
HSLhsl(20.9, 87.8%, 61.6%)
HSV / HSBhsv(20.9, 70.8%, 95.3%)
CMYK0%, 46.1%, 70.8%, 4.7%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer15,958,855
CSS custom property--colour: #F38347;
Brightness & contrast
Relative luminance0.35742WCAG 2.x, 0 is black and 1 is white
Perceived brightness168.2 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 8.15:1
Contrast with white2.58:1WCAG normal text: Fail
Contrast with black8.15:1WCAG normal text: AAA
Greyscale equivalent#969696
Inverted#0C7CB8
Colour vision & accessibility
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text2.58:1WCAG large text: Fail
Contrast with black, large text8.15:1WCAG large text: AAA
Named colours
Hue familyorange
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#47B7F3
Analogous#F34761, #F3D947
Triadic#47F383, #8347F3
Split complementary#47F3D9, #4761F3
Tetradic#61F347, #47B7F3, #D947F3
Tints, shades & saturation
Channel breakdown
R243
G131
B71
Red243 (95.3%)
Green131 (51.4%)
Blue71 (27.8%)
Hue20.93°
Saturation (HSL)87.76%
Lightness61.57%
Dominant channelRed
Hex per channelR F3 · G 83 · B 47
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Also reads as
F38347 (chemical formula)
- Formula
- 728,516.306 g/mol
- 38347 atoms
F38347 has a molar mass of 728,516.306 g/mol, made up of 38347 atoms across 1 element: 38347 × F.
Molar mass
Molar mass728,516.306 g/mol
Total atoms per molecule38347
Distinct elements1
Mass of one molecule1.2097298 × 10^-18 g
Molecules per gram8.2663088 × 10^17
Name
NameNot in the name tablea name cannot be worked out from a formula alone: isomers share formulas, and naming depends on bonding the formula does not show
Composition by mass
F100%
Fluorine (F × 38347)728,516.306 g/mol, 100%
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