Recognised as Colour

#B99501

#B99501
Yellow
Dark
Nearest: Dark goldenrod

#B99501 is a yellow with RGB values 185, 149, 1 and HSL 48°, 99%, 36%. It is a dark colour, so black text on it reaches 7.4:1 contrast (AAA for normal text). The nearest named colour is Dark goldenrod.

Colour values

#B99501#B99501

HEX#B99501

RGBrgb(185, 149, 1)

RGB (0–1)0.7255, 0.5843, 0.0039

RGB percentages72.5%, 58.4%, 0.4%

HSLhsl(48.3, 98.9%, 36.5%)

HSV / HSBhsv(48.3, 99.5%, 72.5%)

CMYK0%, 19.5%, 99.5%, 27.5%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer12,162,305

CSS custom property--colour: #B99501;

Brightness & contrast

Relative luminance0.31811WCAG 2.x, 0 is black and 1 is white

Perceived brightness152.5 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundBlackcontrast 7.36:1

Contrast with white2.85:1WCAG normal text: Fail

Contrast with black7.36:1WCAG normal text: AAA

Greyscale equivalent#929292

Inverted#466AFE

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#A89300no red cones; affects about 1% of men; ΔE 7.4 from the original

Deuteranopia#B09D15no green cones; the most common form, about 1% of men; ΔE 8.6 from the original

Tritanopia#C9877Eno blue cones; rare, and affects men and women equally; ΔE 56.5 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text2.85:1WCAG large text: Fail

Contrast with black, large text7.36:1WCAG large text: AAA

Named colours

Dark goldenrod · ΔE 9.9 Goldenrod · ΔE 10.2 Olive · ΔE 21.4 Peru · ΔE 27.4 Orange · ΔE 27.6 Sandy brown · ΔE 31.2

Nearest named CSS colourDark goldenrod (#B8860B)ΔE 9.88, clearly different but related

Hue familyyellow

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#0125B9

Analogous#B93901, #81B901

Triadic#01B995, #9501B9

Split complementary#0181B9, #3901B9

Tetradic#01B939, #0125B9, #B90181

Tints, shades & saturation

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

Lighter +40%#FEE788

Lighter +30%#FEDD55

Lighter +20%#FED322

Lighter +10%#ECBE01

Darker −10%#866C01

Darker −20%#544300

Darker −30%#211A00

Darker −40%#000000

More saturated +25%#BA9600

Less saturated −25%#A28718

Channel breakdown

R185

G149

Red185 (72.5%)

Green149 (58.4%)

Blue1 (0.4%)

Hue48.26°

Saturation (HSL)98.92%

Lightness36.47%

Dominant channelRed

Hex per channelR B9 · G 95 · B 01

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Harmonies

Lighter and darker

Similar named colours

Also reads as

B99501 (chemical formula)

Formula
1,075,605.81 g/mol
99501 atoms

B99501 has a molar mass of 1,075,605.81 g/mol, made up of 99501 atoms across 1 element: 99501 × B.

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Molar mass

Molar mass1,075,605.81 g/mol

Total atoms per molecule99501

Distinct elements1

Mass of one molecule1.7860855 × 10^-18 g

Molecules per gram5.5988362 × 10^17

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 × 99501)1,075,605.81 g/mol, 100%

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Elements in this formula

Boron

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