Recognised as Colour

#FEC640

#FEC640
Orange
Light
Nearest: Goldenrod

#FEC640 is a orange with RGB values 254, 198, 64 and HSL 42°, 99%, 62%. It is a light colour, so black text on it reaches 13.4:1 contrast (AAA for normal text). The nearest named colour is Goldenrod.

Colour values

#FEC640#FEC640

HEX#FEC640

RGBrgb(254, 198, 64)

RGB (0–1)0.9961, 0.7765, 0.251

RGB percentages99.6%, 77.6%, 25.1%

HSLhsl(42.3, 99%, 62.4%)

HSV / HSBhsv(42.3, 74.8%, 99.6%)

CMYK0%, 22%, 74.8%, 0.4%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer16,696,896

CSS custom property--colour: #FEC640;

Brightness & contrast

Relative luminance0.61829WCAG 2.x, 0 is black and 1 is white

Perceived brightness206.8 of 255ITU-R BT.601 weighting

Light or darkLight

Best text colour on this backgroundBlackcontrast 13.37:1

Contrast with white1.57:1WCAG normal text: Fail

Contrast with black13.37:1WCAG normal text: AAA

Greyscale equivalent#C8C8C8

Inverted#0139BF

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#DFC62Ano red cones; affects about 1% of men; ΔE 14.6 from the original

Deuteranopia#ECD447no green cones; the most common form, about 1% of men; ΔE 14.6 from the original

Tritanopia#FFB4ACno blue cones; rare, and affects men and women equally; ΔE 58.7 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text1.57:1WCAG large text: Fail

Contrast with black, large text13.37:1WCAG large text: AAA

Named colours

Goldenrod · ΔE 12.2 Gold · ΔE 19.5 Orange · ΔE 19.9 Dark goldenrod · ΔE 25 Sandy brown · ΔE 29.7 Khaki · ΔE 31.5

Nearest named CSS colourGoldenrod (#DAA520)ΔE 12.18, a distinctly different colour

Hue familyorange

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#4078FE

Analogous#FE6740, #D7FE40

Triadic#40FEC6, #C640FE

Split complementary#40D7FE, #6740FE

Tetradic#40FE67, #4078FE, #FE40D7

Tints, shades & saturation

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

Lighter +40%#FFFFFF

Lighter +30%#FFF3D8

Lighter +20%#FFE4A5

Lighter +10%#FED573

Darker −10%#FEB70D

Darker −20%#D79801

Darker −30%#A47401

Darker −40%#715001

More saturated +25%#FFC63F

Less saturated −25%#E6BC58

Channel breakdown

R254

G198

B64

Red254 (99.6%)

Green198 (77.6%)

Blue64 (25.1%)

Hue42.32°

Saturation (HSL)98.96%

Lightness62.35%

Dominant channelRed

Hex per channelR FE · G C6 · B 40

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Harmonies

Lighter and darker

Similar named colours

Also reads as

FeC640 (chemical formula)

Formula
7,742.885 g/mol
641 atoms

FeC640 has a molar mass of 7,742.885 g/mol, made up of 641 atoms across 2 elements: 1 × Fe, 640 × C.

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Molar mass

Molar mass7,742.885 g/mol

Total atoms per molecule641

Distinct elements2

Mass of one molecule1.2857363 × 10^-20 g

Molecules per gram7.7776446 × 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

Fe0.7%

C99.3%

Iron (Fe)55.845 g/mol, 0.721%

Carbon (C × 640)7,687.04 g/mol, 99.279%

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Elements in this formula

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