Recognised as Colour

#BFB803

#BFB803
Yellow
Dark
Nearest: Gold

#BFB803 is a yellow with RGB values 191, 184, 3 and HSL 58°, 97%, 38%. It is a dark colour, so black text on it reaches 10.1:1 contrast (AAA for normal text). The nearest named colour is Gold.

Colour values

#BFB803#BFB803

HEX#BFB803

RGBrgb(191, 184, 3)

RGB (0–1)0.749, 0.7216, 0.0118

RGB percentages74.9%, 72.2%, 1.2%

HSLhsl(57.8, 96.9%, 38%)

HSV / HSBhsv(57.8, 98.4%, 74.9%)

CMYK0%, 3.7%, 98.4%, 25.1%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer12,564,483

CSS custom property--colour: #BFB803;

Brightness & contrast

Relative luminance0.45364WCAG 2.x, 0 is black and 1 is white

Perceived brightness175.4 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundBlackcontrast 10.07:1

Contrast with white2.08:1WCAG normal text: Fail

Contrast with black10.07:1WCAG normal text: AAA

Greyscale equivalent#ACACAC

Inverted#4047FC

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#C9B000no red cones; affects about 1% of men; ΔE 8.6 from the original

Deuteranopia#CCB621no green cones; the most common form, about 1% of men; ΔE 8.2 from the original

Tritanopia#CEAB9Cno blue cones; rare, and affects men and women equally; ΔE 66.4 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text2.08:1WCAG large text: Fail

Contrast with black, large text10.07:1WCAG large text: AAA

Named colours

Gold · ΔE 22.3 Goldenrod · ΔE 23.1 Yellow green · ΔE 25.6 Olive · ΔE 27.6 Dark goldenrod · ΔE 29.8 Yellow · ΔE 32.3

Nearest named CSS colourGold (#FFD700)ΔE 22.26, a distinctly different colour

Hue familyyellow

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#030ABF

Analogous#BF5A03, #68BF03

Triadic#03BFB8, #B803BF

Split complementary#0368BF, #5A03BF

Tetradic#03BF5A, #030ABF, #BF0368

Tints, shades & saturation

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

Lighter +40%#FDF991

Lighter +30%#FCF75F

Lighter +20%#FCF42C

Lighter +10%#F1E804

Darker −10%#8D8802

Darker −20%#5B5701

Darker −30%#282701

Darker −40%#000000

More saturated +25%#C2BB00

Less saturated −25%#A7A21B

Channel breakdown

R191

G184

Red191 (74.9%)

Green184 (72.2%)

Blue3 (1.2%)

Hue57.77°

Saturation (HSL)96.91%

Lightness38.04%

Dominant channelRed

Hex per channelR BF · G B8 · B 03

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Harmonies

Lighter and darker

Similar named colours

Also reads as

BFB803 (chemical formula)

Formula
8,710.238 g/mol
805 atoms

BFB803 has a molar mass of 8,710.238 g/mol, made up of 805 atoms across 2 elements: 804 × B, 1 × F.

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Molar mass

Molar mass8,710.238 g/mol

Total atoms per molecule805

Distinct elements2

Mass of one molecule1.446369 × 10^-20 g

Molecules per gram6.9138648 × 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

B99.8%

F0.2%

Boron (B × 804)8,691.24 g/mol, 99.782%

Fluorine (F)18.998 g/mol, 0.218%

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