Recognised as Colour

#FFE22B

#FFE22B
Yellow
Light
Nearest: Gold

#FFE22B is a yellow with RGB values 255, 226, 43 and HSL 52°, 100%, 58%. It is a light colour, so black text on it reaches 16.2:1 contrast (AAA for normal text). The nearest named colour is Gold.

Colour values

#FFE22B#FFE22B

HEX#FFE22B

RGBrgb(255, 226, 43)

RGB (0–1)1, 0.8863, 0.1686

RGB percentages100%, 88.6%, 16.9%

HSLhsl(51.8, 100%, 58.4%)

HSV / HSBhsv(51.8, 83.1%, 100%)

CMYK0%, 11.4%, 83.1%, 0%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer16,769,579

CSS custom property--colour: #FFE22B;

Brightness & contrast

Relative luminance0.75827WCAG 2.x, 0 is black and 1 is white

Perceived brightness222.8 of 255ITU-R BT.601 weighting

Light or darkLight

Best text colour on this backgroundBlackcontrast 16.17:1

Contrast with white1.3:1WCAG normal text: Fail

Contrast with black16.17:1WCAG normal text: AAA

Greyscale equivalent#DBDBDB

Inverted#001DD4

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#F9DC00no red cones; affects about 1% of men; ΔE 4.7 from the original

Deuteranopia#FFE63Bno green cones; the most common form, about 1% of men; ΔE 3.9 from the original

Tritanopia#FFD0C2no blue cones; rare, and affects men and women equally; ΔE 73.2 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text1.3:1WCAG large text: Fail

Contrast with black, large text16.17:1WCAG large text: AAA

Named colours

Gold · ΔE 6.9 Yellow · ΔE 20 Goldenrod · ΔE 28.3 Orange · ΔE 34.4 Yellow green · ΔE 37.7 Khaki · ΔE 38.2

Nearest named CSS colourGold (#FFD700)ΔE 6.94, clearly different but related

Hue familyyellow

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#2B48FF

Analogous#FF782B, #B2FF2B

Triadic#2BFFE2, #E22BFF

Split complementary#2BB2FF, #782BFF

Tetradic#2BFF78, #2B48FF, #FF2BB2

Tints, shades & saturation

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

Lighter +40%#FFFEF7

Lighter +30%#FFF7C4

Lighter +20%#FFF091

Lighter +10%#FFE95E

Darker −10%#F7D500

Darker −20%#C4A900

Darker −30%#917D00

Darker −40%#5E5100

More saturated +25%#FFE22B

Less saturated −25%#E5CF46

Channel breakdown

R255

G226

B43

Red255 (100%)

Green226 (88.6%)

Blue43 (16.9%)

Hue51.79°

Saturation (HSL)100%

Lightness58.43%

Dominant channelRed

Hex per channelR FF · G E2 · B 2B

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Harmonies

Lighter and darker

Similar named colours

Also reads as

FFe22B (chemical formula)

Formula
1,258.398 g/mol
24 atoms

FFe22B has a molar mass of 1,258.398 g/mol, made up of 24 atoms across 3 elements: 1 × F, 22 × Fe, 1 × B.

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Molar mass

Molar mass1,258.398 g/mol

Total atoms per molecule24

Distinct elements3

Mass of one molecule2.089619 × 10^-21 g

Molecules per gram4.7855613 × 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

F1.5%

Fe97.6%

B0.9%

Fluorine (F)18.998 g/mol, 1.51%

Iron (Fe × 22)1,228.59 g/mol, 97.631%

Boron (B)10.81 g/mol, 0.859%

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Elements in this formula

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