Recognised as Colour
#BF8528
- #BF8528
- Orange
- Dark
- Nearest: Dark goldenrod
#BF8528 is a orange with RGB values 191, 133, 40 and HSL 37°, 65%, 45%. It is a dark colour, so black text on it reaches 6.6:1 contrast (AA for normal text). The nearest named colour is Dark goldenrod.
Colour values
#BF8528#BF8528
HEX#BF8528
RGBrgb(191, 133, 40)
RGB (0–1)0.749, 0.5216, 0.1569
RGB percentages74.9%, 52.2%, 15.7%
HSLhsl(37, 65.4%, 45.3%)
HSV / HSBhsv(37, 79.1%, 74.9%)
CMYK0%, 30.4%, 79.1%, 25.1%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer12,551,464
CSS custom property--colour: #BF8528;
Brightness & contrast
Relative luminance0.28005WCAG 2.x, 0 is black and 1 is white
Perceived brightness146.5 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 6.6:1
Contrast with white3.18:1WCAG normal text: Fail
Contrast with black6.6:1WCAG normal text: AA
Greyscale equivalent#8B8B8B
Inverted#407AD7
Colour vision & accessibility
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text3.18:1WCAG large text: AA
Contrast with black, large text6.6:1WCAG large text: AAA
Named colours
Hue familyorange
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#2862BF
Analogous#BF3928, #AEBF28
Triadic#28BF85, #8528BF
Split complementary#28AEBF, #3928BF
Tetradic#28BF39, #2862BF, #BF28AE
Tints, shades & saturation
Channel breakdown
R191
G133
B40
Red191 (74.9%)
Green133 (52.2%)
Blue40 (15.7%)
Hue36.95°
Saturation (HSL)65.37%
Lightness45.29%
Dominant channelRed
Hex per channelR BF · G 85 · B 28
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Harmonies
Similar named colours
Also reads as
BF8528 (chemical formula)
- Formula
- 162,025.754 g/mol
- 8529 atoms
BF8528 has a molar mass of 162,025.754 g/mol, made up of 8529 atoms across 2 elements: 1 × B, 8528 × F.
Molar mass
Molar mass162,025.754 g/mol
Total atoms per molecule8529
Distinct elements2
Mass of one molecule2.6905009 × 10^-19 g
Molecules per gram3.71678 × 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, 0.007%
Fluorine (F × 8528)162,014.944 g/mol, 99.993%
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