Recognised as Colour
#B59563
- #B59563
- Orange
- Dark
- Nearest: Tan
#B59563 is a orange with RGB values 181, 149, 99 and HSL 37°, 36%, 55%. It is a dark colour, so black text on it reaches 7.4:1 contrast (AAA for normal text). The nearest named colour is Tan.
Colour values
#B59563#B59563
HEX#B59563
RGBrgb(181, 149, 99)
RGB (0–1)0.7098, 0.5843, 0.3882
RGB percentages71%, 58.4%, 38.8%
HSLhsl(36.6, 35.7%, 54.9%)
HSV / HSBhsv(36.6, 45.3%, 71%)
CMYK0%, 17.7%, 45.3%, 29%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer11,900,259
CSS custom property--colour: #B59563;
Brightness & contrast
Relative luminance0.3222WCAG 2.x, 0 is black and 1 is white
Perceived brightness154.7 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 7.44:1
Contrast with white2.82:1WCAG normal text: Fail
Contrast with black7.44:1WCAG normal text: AAA
Greyscale equivalent#989898
Inverted#4A6A9C
Colour vision & accessibility
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text2.82:1WCAG large text: Fail
Contrast with black, large text7.44:1WCAG large text: AAA
Named colours
Hue familyorange
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#6383B5
Analogous#B56C63, #ACB563
Triadic#63B595, #9563B5
Split complementary#63ACB5, #6C63B5
Tetradic#63B56C, #6383B5, #B563AC
Tints, shades & saturation
Channel breakdown
R181
G149
B99
Red181 (71%)
Green149 (58.4%)
Blue99 (38.8%)
Hue36.59°
Saturation (HSL)35.65%
Lightness54.9%
Dominant channelRed
Hex per channelR B5 · G 95 · B 63
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Also reads as
B59563 (chemical formula)
- Formula
- 643,876.03 g/mol
- 59563 atoms
B59563 has a molar mass of 643,876.03 g/mol, made up of 59563 atoms across 1 element: 59563 × B.
Molar mass
Molar mass643,876.03 g/mol
Total atoms per molecule59563
Distinct elements1
Mass of one molecule1.0691813 × 10^-18 g
Molecules per gram9.3529507 × 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 × 59563)643,876.03 g/mol, 100%
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