Recognised as Colour
#B77809
- #B77809
- Orange
- Dark
- Nearest: Dark goldenrod
#B77809 is a orange with RGB values 183, 120, 9 and HSL 38°, 91%, 38%. It is a dark colour, so black text on it reaches 5.7:1 contrast (AA for normal text). The nearest named colour is Dark goldenrod.
Colour values
#B77809#B77809
HEX#B77809
RGBrgb(183, 120, 9)
RGB (0–1)0.7176, 0.4706, 0.0353
RGB percentages71.8%, 47.1%, 3.5%
HSLhsl(38.3, 90.6%, 37.6%)
HSV / HSBhsv(38.3, 95.1%, 71.8%)
CMYK0%, 34.4%, 95.1%, 28.2%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer12,023,817
CSS custom property--colour: #B77809;
Brightness & contrast
Relative luminance0.2352WCAG 2.x, 0 is black and 1 is white
Perceived brightness135.9 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 5.7:1
Contrast with white3.68:1WCAG normal text: Fail
Contrast with black5.7:1WCAG normal text: AA
Greyscale equivalent#7D7D7D
Inverted#4887F6
Colour vision & accessibility
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text3.68:1WCAG large text: AA
Contrast with black, large text5.7:1WCAG large text: AAA
Named colours
Hue familyorange
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#0948B7
Analogous#B72109, #9FB709
Triadic#09B778, #7809B7
Split complementary#099FB7, #2109B7
Tetradic#09B721, #0948B7, #B7099F
Tints, shades & saturation
Channel breakdown
R183
G120
B9
Red183 (71.8%)
Green120 (47.1%)
Blue9 (3.5%)
Hue38.28°
Saturation (HSL)90.63%
Lightness37.65%
Dominant channelRed
Hex per channelR B7 · G 78 · B 09
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Also reads as
B77809 (chemical formula)
- Formula
- 841,115.29 g/mol
- 77809 atoms
B77809 has a molar mass of 841,115.29 g/mol, made up of 77809 atoms across 1 element: 77809 × B.
Molar mass
Molar mass841,115.29 g/mol
Total atoms per molecule77809
Distinct elements1
Mass of one molecule1.3967048 × 10^-18 g
Molecules per gram7.1597091 × 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
B100%
Boron (B × 77809)841,115.29 g/mol, 100%
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