Recognised as Colour

#FDB534

#FDB534
Orange
Light
Nearest: Goldenrod

#FDB534 is a orange with RGB values 253, 181, 52 and HSL 39°, 98%, 60%. It is a light colour, so black text on it reaches 11.8:1 contrast (AAA for normal text). The nearest named colour is Goldenrod.

Colour values

#FDB534#FDB534

HEX#FDB534

RGBrgb(253, 181, 52)

RGB (0–1)0.9922, 0.7098, 0.2039

RGB percentages99.2%, 71%, 20.4%

HSLhsl(38.5, 98%, 59.8%)

HSV / HSBhsv(38.5, 79.4%, 99.2%)

CMYK0%, 28.5%, 79.4%, 0.8%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer16,626,996

CSS custom property--colour: #FDB534;

Brightness & contrast

Relative luminance0.54178WCAG 2.x, 0 is black and 1 is white

Perceived brightness196.7 of 255ITU-R BT.601 weighting

Light or darkLight

Best text colour on this backgroundBlackcontrast 11.84:1

Contrast with white1.77:1WCAG normal text: Fail

Contrast with black11.84:1WCAG normal text: AAA

Greyscale equivalent#BBBBBB

Inverted#024ACB

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#D0B81Ano red cones; affects about 1% of men; ΔE 22.1 from the original

Deuteranopia#E1CA39no green cones; the most common form, about 1% of men; ΔE 22.7 from the original

Tritanopia#FFA19Cno blue cones; rare, and affects men and women equally; ΔE 56.8 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text1.77:1WCAG large text: Fail

Contrast with black, large text11.84:1WCAG large text: AAA

Named colours

Goldenrod · ΔE 10.7 Orange · ΔE 12.2 Dark goldenrod · ΔE 21.8 Dark orange · ΔE 23.5 Gold · ΔE 25.4 Sandy brown · ΔE 25.6

Nearest named CSS colourGoldenrod (#DAA520)ΔE 10.72, a distinctly different colour

Hue familyorange

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#347CFD

Analogous#FD5034, #E1FD34

Triadic#34FDB5, #B534FD

Split complementary#34E1FD, #5034FD

Tetradic#34FD50, #347CFD, #FD34E1

Tints, shades & saturation

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

Lighter +40%#FFFFFE

Lighter +30%#FEECCC

Lighter +20%#FEDA99

Lighter +10%#FDC767

Darker −10%#FCA202

Darker −20%#C98202

Darker −30%#976101

Darker −40%#644101

More saturated +25%#FFB632

Less saturated −25%#E3AE4E

Channel breakdown

R253

G181

B52

Red253 (99.2%)

Green181 (71%)

Blue52 (20.4%)

Hue38.51°

Saturation (HSL)98.05%

Lightness59.8%

Dominant channelRed

Hex per channelR FD · G B5 · B 34

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Harmonies

Lighter and darker

Similar named colours

Also reads as

FDb534 (chemical formula)

Formula
143,130.998 g/mol
535 atoms

FDb534 has a molar mass of 143,130.998 g/mol, made up of 535 atoms across 2 elements: 1 × F, 534 × Db.

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Molar mass

Molar mass143,130.998 g/mol

Total atoms per molecule535

Distinct elements2

Mass of one molecule2.3767461 × 10^-19 g

Molecules per gram4.2074329 × 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

F0%

Db100%

Fluorine (F)18.998 g/mol, 0.013%

Dubnium (Db × 534)143,112 g/mol, 99.987%

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Elements in this formula

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