Recognised as Colour

#BB4613

#BB4613
Orange
Dark
Nearest: Chocolate

#BB4613 is a orange with RGB values 187, 70, 19 and HSL 18°, 82%, 40%. It is a dark colour, so white text on it reaches 5.3:1 contrast (AA for normal text). The nearest named colour is Chocolate.

Colour values

#BB4613#BB4613

HEX#BB4613

RGBrgb(187, 70, 19)

RGB (0–1)0.7333, 0.2745, 0.0745

RGB percentages73.3%, 27.5%, 7.5%

HSLhsl(18.2, 81.6%, 40.4%)

HSV / HSBhsv(18.2, 89.8%, 73.3%)

CMYK0%, 62.6%, 89.8%, 26.7%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer12,273,171

CSS custom property--colour: #BB4613;

Brightness & contrast

Relative luminance0.14992WCAG 2.x, 0 is black and 1 is white

Perceived brightness115.6 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 5.25:1

Contrast with white5.25:1WCAG normal text: AA

Contrast with black4:1WCAG normal text: Fail

Greyscale equivalent#5B5B5B

Inverted#44B9EC

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#685B07no red cones; affects about 1% of men; ΔE 49.5 from the original

Deuteranopia#85760Ano green cones; the most common form, about 1% of men; ΔE 50.1 from the original

Tritanopia#CE263Dno blue cones; rare, and affects men and women equally; ΔE 27.8 from the original

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

Contrast with white, large text5.25:1WCAG large text: AAA

Contrast with black, large text4:1WCAG large text: AA

Named colours

Chocolate · ΔE 14.3 Firebrick · ΔE 18.3 Dark red · ΔE 20.9 Tomato · ΔE 21.4 Coral · ΔE 21.9 Sienna · ΔE 22

Nearest named CSS colourChocolate (#D2691E)ΔE 14.34, a distinctly different colour

Hue familyorange

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#1388BB

Analogous#BB1334, #BB9A13

Triadic#13BB46, #4613BB

Split complementary#13BB9A, #1334BB

Tetradic#34BB13, #1388BB, #9A13BB

Tints, shades & saturation

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

Lighter +40%#F6BDA4

Lighter +30%#F19B76

Lighter +20%#EC7A48

Lighter +10%#E85819

Darker −10%#8D350E

Darker −20%#5E230A

Darker −30%#301205

Darker −40%#020100

More saturated +25%#CE3F00

Less saturated −25%#A1502D

Channel breakdown

R187

G70

B19

Red187 (73.3%)

Green70 (27.5%)

Blue19 (7.5%)

Hue18.21°

Saturation (HSL)81.55%

Lightness40.39%

Dominant channelRed

Hex per channelR BB · G 46 · B 13

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Harmonies

Lighter and darker

Similar named colours

Also reads as

BB4613 (chemical formula)

Formula
49,877.34 g/mol
4614 atoms

BB4613 has a molar mass of 49,877.34 g/mol, made up of 4614 atoms across 1 element: 4614 × B.

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Molar mass

Molar mass49,877.34 g/mol

Total atoms per molecule4614

Distinct elements1

Mass of one molecule8.2823272 × 10^-20 g

Molecules per gram1.2073901 × 10^19

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 × 4614)49,877.34 g/mol, 100%

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Elements in this formula

Boron

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