Recognised as Colour

#F9DB52

#F9DB52
Yellow
Light
Nearest: Gold

#F9DB52 is a yellow with RGB values 249, 219, 82 and HSL 49°, 93%, 65%. It is a light colour, so black text on it reaches 15.3:1 contrast (AAA for normal text). The nearest named colour is Gold.

Colour values

#F9DB52#F9DB52

HEX#F9DB52

RGBrgb(249, 219, 82)

RGB (0–1)0.9765, 0.8588, 0.3216

RGB percentages97.6%, 85.9%, 32.2%

HSLhsl(49.2, 93.3%, 64.9%)

HSV / HSBhsv(49.2, 67.1%, 97.6%)

CMYK0%, 12%, 67.1%, 2.4%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer16,374,610

CSS custom property--colour: #F9DB52;

Brightness & contrast

Relative luminance0.71412WCAG 2.x, 0 is black and 1 is white

Perceived brightness217.8 of 255ITU-R BT.601 weighting

Light or darkLight

Best text colour on this backgroundBlackcontrast 15.28:1

Contrast with white1.37:1WCAG normal text: Fail

Contrast with black15.28:1WCAG normal text: AAA

Greyscale equivalent#D7D7D7

Inverted#0624AD

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#F0D640no red cones; affects about 1% of men; ΔE 5.2 from the original

Deuteranopia#F8E059no green cones; the most common form, about 1% of men; ΔE 3.2 from the original

Tritanopia#FFCBBFno blue cones; rare, and affects men and women equally; ΔE 59.3 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text1.37:1WCAG large text: Fail

Contrast with black, large text15.28:1WCAG large text: AAA

Named colours

Gold · ΔE 18.9 Goldenrod · ΔE 21.2 Khaki · ΔE 24 Dark goldenrod · ΔE 32.3 Yellow · ΔE 32.6 Orange · ΔE 32.7

Nearest named CSS colourGold (#FFD700)ΔE 18.89, a distinctly different colour

Hue familyyellow

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#5270F9

Analogous#F98752, #C4F952

Triadic#52F9DB, #DB52F9

Split complementary#52C4F9, #8752F9

Tetradic#52F987, #5270F9, #F952C4

Tints, shades & saturation

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

Lighter +40%#FFFFFF

Lighter +30%#FEFAE6

Lighter +20%#FCF0B5

Lighter +10%#FBE583

Darker −10%#F7D121

Darker −20%#DDB708

Darker −30%#AC8E06

Darker −40%#7B6504

More saturated +25%#FFDF4C

Less saturated −25%#E3CD68

Channel breakdown

R249

G219

B82

Red249 (97.6%)

Green219 (85.9%)

Blue82 (32.2%)

Hue49.22°

Saturation (HSL)93.3%

Lightness64.9%

Dominant channelRed

Hex per channelR F9 · G DB · B 52

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Harmonies

Lighter and darker

Similar named colours

Also reads as

F9Db52 (chemical formula)

Formula
14,106.982 g/mol
61 atoms

F9Db52 has a molar mass of 14,106.982 g/mol, made up of 61 atoms across 2 elements: 9 × F, 52 × Db.

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Molar mass

Molar mass14,106.982 g/mol

Total atoms per molecule61

Distinct elements2

Mass of one molecule2.3425195 × 10^-20 g

Molecules per gram4.2689079 × 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

F1.2%

Db98.8%

Fluorine (F × 9)170.982 g/mol, 1.212%

Dubnium (Db × 52)13,936 g/mol, 98.788%

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