Recognised as Colour

#FEC258

#FEC258
Orange
Light
Nearest: Goldenrod

#FEC258 is a orange with RGB values 254, 194, 88 and HSL 38°, 99%, 67%. It is a light colour, so black text on it reaches 13.1:1 contrast (AAA for normal text). The nearest named colour is Goldenrod.

Colour values

#FEC258#FEC258

HEX#FEC258

RGBrgb(254, 194, 88)

RGB (0–1)0.9961, 0.7608, 0.3451

RGB percentages99.6%, 76.1%, 34.5%

HSLhsl(38.3, 98.8%, 67.1%)

HSV / HSBhsv(38.3, 65.4%, 99.6%)

CMYK0%, 23.6%, 65.4%, 0.4%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer16,695,896

CSS custom property--colour: #FEC258;

Brightness & contrast

Relative luminance0.60359WCAG 2.x, 0 is black and 1 is white

Perceived brightness205.6 of 255ITU-R BT.601 weighting

Light or darkLight

Best text colour on this backgroundBlackcontrast 13.07:1

Contrast with white1.61:1WCAG normal text: Fail

Contrast with black13.07:1WCAG normal text: AAA

Greyscale equivalent#C7C7C7

Inverted#013DA7

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#DAC34Cno red cones; affects about 1% of men; ΔE 16.6 from the original

Deuteranopia#E8D25Cno green cones; the most common form, about 1% of men; ΔE 17.2 from the original

Tritanopia#FFB1ABno blue cones; rare, and affects men and women equally; ΔE 48.5 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text1.61:1WCAG large text: Fail

Contrast with black, large text13.07:1WCAG large text: AAA

Named colours

Goldenrod · ΔE 14.4 Sandy brown · ΔE 19.7 Dark goldenrod · ΔE 23 Orange · ΔE 24 Peru · ΔE 25.9 Khaki · ΔE 26.3

Nearest named CSS colourGoldenrod (#DAA520)ΔE 14.41, a distinctly different colour

Hue familyorange

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#5894FE

Analogous#FE6F58, #E7FE58

Triadic#58FEC2, #C258FE

Split complementary#58E7FE, #6F58FE

Tetradic#58FE6F, #5894FE, #FE58E7

Tints, shades & saturation

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

Lighter +40%#FFFFFF

Lighter +30%#FFFAF0

Lighter +20%#FFE7BD

Lighter +10%#FED58B

Darker −10%#FEAF25

Darker −20%#EF9901

Darker −30%#BC7801

Darker −40%#895801

More saturated +25%#FFC257

Less saturated −25%#E9BC6D

Channel breakdown

R254

G194

B88

Red254 (99.6%)

Green194 (76.1%)

Blue88 (34.5%)

Hue38.31°

Saturation (HSL)98.81%

Lightness67.06%

Dominant channelRed

Hex per channelR FE · G C2 · B 58

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Harmonies

Lighter and darker

Similar named colours

Also reads as

FeC258 (chemical formula)

Formula
3,154.683 g/mol
259 atoms

FeC258 has a molar mass of 3,154.683 g/mol, made up of 259 atoms across 2 elements: 1 × Fe, 258 × C.

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Molar mass

Molar mass3,154.683 g/mol

Total atoms per molecule259

Distinct elements2

Mass of one molecule5.2384744 × 10^-21 g

Molecules per gram1.9089527 × 10^20

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

Fe1.8%

C98.2%

Iron (Fe)55.845 g/mol, 1.77%

Carbon (C × 258)3,098.838 g/mol, 98.23%

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Elements in this formula

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