Recognised as Colour

#BF6544

#BF6544
Orange
Dark
Nearest: Sienna

#BF6544 is a orange with RGB values 191, 101, 68 and HSL 16°, 49%, 51%. It is a dark colour, so black text on it reaches 5.2:1 contrast (AA for normal text). The nearest named colour is Sienna.

Colour values

#BF6544#BF6544

HEX#BF6544

RGBrgb(191, 101, 68)

RGB (0–1)0.749, 0.3961, 0.2667

RGB percentages74.9%, 39.6%, 26.7%

HSLhsl(16.1, 49%, 50.8%)

HSV / HSBhsv(16.1, 64.4%, 74.9%)

CMYK0%, 47.1%, 64.4%, 25.1%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer12,543,300

CSS custom property--colour: #BF6544;

Brightness & contrast

Relative luminance0.20801WCAG 2.x, 0 is black and 1 is white

Perceived brightness132 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundBlackcontrast 5.16:1

Contrast with white4.07:1WCAG normal text: Fail

Contrast with black5.16:1WCAG normal text: AA

Greyscale equivalent#767676

Inverted#409ABB

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#7D7241no red cones; affects about 1% of men; ΔE 37 from the original

Deuteranopia#938543no green cones; the most common form, about 1% of men; ΔE 37.1 from the original

Tritanopia#D0545Dno blue cones; rare, and affects men and women equally; ΔE 21.8 from the original

Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning

Contrast with white, large text4.07:1WCAG large text: AA

Contrast with black, large text5.16:1WCAG large text: AAA

Named colours

Sienna · ΔE 9.8 Indian red · ΔE 17.1 Saddle brown · ΔE 17.9 Dark salmon · ΔE 19.1 Salmon · ΔE 19.7 Peru · ΔE 20

Nearest named CSS colourSienna (#A0522D)ΔE 9.79, clearly different but related

Hue familyorange

CSS keyword usableNo exact keyword

Colour harmonies

base +30°+90°+120°+180°+210°+240°+270°+330°

Complementary#449EBF

Analogous#BF4460, #BFA344

Triadic#44BF65, #6544BF

Split complementary#44BFA3, #4460BF

Tetradic#60BF44, #449EBF, #A344BF

Tints, shades & saturation

+40%+30%+20%+10%base -10%-20%-30%-40%

Lighter +40%#F3E2DC

Lighter +30%#E6C3B6

Lighter +20%#D9A490

Lighter +10%#CC846A

Darker −10%#9B5035

Darker −20%#753D28

Darker −30%#4F291B

Darker −40%#29150E

More saturated +25%#DE5625

Less saturated −25%#A07463

Channel breakdown

R191

G101

B68

Red191 (74.9%)

Green101 (39.6%)

Blue68 (26.7%)

Hue16.1°

Saturation (HSL)49%

Lightness50.78%

Dominant channelRed

Hex per channelR BF · G 65 · B 44

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Harmonies

Lighter and darker

Similar named colours

Also reads as

BF6544 (chemical formula)

Formula
124,333.722 g/mol
6545 atoms

BF6544 has a molar mass of 124,333.722 g/mol, made up of 6545 atoms across 2 elements: 1 × B, 6544 × F.

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Molar mass

Molar mass124,333.722 g/mol

Total atoms per molecule6545

Distinct elements2

Mass of one molecule2.06461 × 10^-19 g

Molecules per gram4.8435297 × 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, 0.009%

Fluorine (F × 6544)124,322.912 g/mol, 99.991%

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Elements in this formula

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