Recognised as Colour

#BB8507

#BB8507
Orange
Dark
Nearest: Dark goldenrod

#BB8507 is a orange with RGB values 187, 133, 7 and HSL 42°, 93%, 38%. It is a dark colour, so black text on it reaches 6.5:1 contrast (AA for normal text). The nearest named colour is Dark goldenrod.

Colour values

#BB8507#BB8507

HEX#BB8507

RGBrgb(187, 133, 7)

RGB (0–1)0.7333, 0.5216, 0.0275

RGB percentages73.3%, 52.2%, 2.7%

HSLhsl(42, 92.8%, 38%)

HSV / HSBhsv(42, 96.3%, 73.3%)

CMYK0%, 28.9%, 96.3%, 26.7%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer12,289,287

CSS custom property--colour: #BB8507;

Brightness & contrast

Relative luminance0.27355WCAG 2.x, 0 is black and 1 is white

Perceived brightness144.4 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundBlackcontrast 6.47:1

Contrast with white3.25:1WCAG normal text: Fail

Contrast with black6.47:1WCAG normal text: AA

Greyscale equivalent#878787

Inverted#447AF8

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#9A8700no red cones; affects about 1% of men; ΔE 16.8 from the original

Deuteranopia#A79412no green cones; the most common form, about 1% of men; ΔE 17.3 from the original

Tritanopia#CC7671no blue cones; rare, and affects men and women equally; ΔE 50.8 from the original

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

Contrast with white, large text3.25:1WCAG large text: AA

Contrast with black, large text6.47:1WCAG large text: AAA

Named colours

Dark goldenrod · ΔE 2 Goldenrod · ΔE 13 Peru · ΔE 18.6 Sandy brown · ΔE 25 Orange · ΔE 25.1 Chocolate · ΔE 26.5

Nearest named CSS colourDark goldenrod (#B8860B)ΔE 2.04, below the just-noticeable difference

Hue familyorange

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#073DBB

Analogous#BB2B07, #97BB07

Triadic#07BB85, #8507BB

Split complementary#0797BB, #2B07BB

Tetradic#07BB2B, #073DBB, #BB0797

Tints, shades & saturation

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

Lighter +40%#FBDC93

Lighter +30%#F9CC62

Lighter +20%#F7BC31

Lighter +10%#ECA809

Darker −10%#8A6205

Darker −20%#593F03

Darker −30%#281C01

Darker −40%#000000

More saturated +25%#C28800

Less saturated −25%#A37B1F

Channel breakdown

R187

G133

Red187 (73.3%)

Green133 (52.2%)

Blue7 (2.7%)

Hue42°

Saturation (HSL)92.78%

Lightness38.04%

Dominant channelRed

Hex per channelR BB · G 85 · B 07

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Harmonies

Lighter and darker

Similar named colours

Also reads as

BB8507 (chemical formula)

Formula
91,971.48 g/mol
8508 atoms

BB8507 has a molar mass of 91,971.48 g/mol, made up of 8508 atoms across 1 element: 8508 × B.

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Molar mass

Molar mass91,971.48 g/mol

Total atoms per molecule8508

Distinct elements1

Mass of one molecule1.5272224 × 10^-19 g

Molecules per gram6.547835 × 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

B100%

Boron (B × 8508)91,971.48 g/mol, 100%

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Elements in this formula

Boron

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