Recognised as Colour
#BF9939
- #BF9939
- Orange
- Dark
- Nearest: Dark goldenrod
#BF9939 is a orange with RGB values 191, 153, 57 and HSL 43°, 54%, 49%. It is a dark colour, so black text on it reaches 7.8:1 contrast (AAA for normal text). The nearest named colour is Dark goldenrod.
Colour values
#BF9939#BF9939
HEX#BF9939
RGBrgb(191, 153, 57)
RGB (0–1)0.749, 0.6, 0.2235
RGB percentages74.9%, 60%, 22.4%
HSLhsl(43, 54%, 48.6%)
HSV / HSBhsv(43, 70.2%, 74.9%)
CMYK0%, 19.9%, 70.2%, 25.1%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer12,556,601
CSS custom property--colour: #BF9939;
Brightness & contrast
Relative luminance0.34154WCAG 2.x, 0 is black and 1 is white
Perceived brightness158.2 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 7.83:1
Contrast with white2.68:1WCAG normal text: Fail
Contrast with black7.83:1WCAG normal text: AAA
Greyscale equivalent#9A9A9A
Inverted#4066C6
Colour vision & accessibility
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text2.68:1WCAG large text: Fail
Contrast with black, large text7.83:1WCAG large text: AAA
Named colours
Hue familyorange
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#395FBF
Analogous#BF5639, #A2BF39
Triadic#39BF99, #9939BF
Split complementary#39A2BF, #5639BF
Tetradic#39BF56, #395FBF, #BF39A2
Tints, shades & saturation
Channel breakdown
R191
G153
B57
Red191 (74.9%)
Green153 (60%)
Blue57 (22.4%)
Hue42.99°
Saturation (HSL)54.03%
Lightness48.63%
Dominant channelRed
Hex per channelR BF · G 99 · B 39
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Harmonies
Similar named colours
Also reads as
BF9939 (chemical formula)
- Formula
- 188,831.932 g/mol
- 9940 atoms
BF9939 has a molar mass of 188,831.932 g/mol, made up of 9940 atoms across 2 elements: 1 × B, 9939 × F.
Molar mass
Molar mass188,831.932 g/mol
Total atoms per molecule9940
Distinct elements2
Mass of one molecule3.135628 × 10^-19 g
Molecules per gram3.1891538 × 10^18
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
B0%
F100%
Boron (B)10.81 g/mol, 0.006%
Fluorine (F × 9939)188,821.122 g/mol, 99.994%
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