Recognised as Colour

#FBE66C

#FBE66C
Yellow
Light
Nearest: Khaki

#FBE66C is a yellow with RGB values 251, 230, 108 and HSL 51°, 95%, 70%. It is a light colour, so black text on it reaches 16.6:1 contrast (AAA for normal text). The nearest named colour is Khaki.

Colour values

#FBE66C#FBE66C

HEX#FBE66C

RGBrgb(251, 230, 108)

RGB (0–1)0.9843, 0.902, 0.4235

RGB percentages98.4%, 90.2%, 42.4%

HSLhsl(51.2, 94.7%, 70.4%)

HSV / HSBhsv(51.2, 57%, 98.4%)

CMYK0%, 8.4%, 57%, 1.6%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer16,508,524

CSS custom property--colour: #FBE66C;

Brightness & contrast

Relative luminance0.78186WCAG 2.x, 0 is black and 1 is white

Perceived brightness226.3 of 255ITU-R BT.601 weighting

Light or darkLight

Best text colour on this backgroundBlackcontrast 16.64:1

Contrast with white1.26:1WCAG normal text: Fail

Contrast with black16.64:1WCAG normal text: AAA

Greyscale equivalent#E2E2E2

Inverted#041993

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#F9E060no red cones; affects about 1% of men; ΔE 3.9 from the original

Deuteranopia#FFE872no green cones; the most common form, about 1% of men; ΔE 2.1 from the original

Tritanopia#FFD7CBno blue cones; rare, and affects men and women equally; ΔE 53.5 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text1.26:1WCAG large text: Fail

Contrast with black, large text16.64:1WCAG large text: AAA

Named colours

Khaki · ΔE 16 Goldenrod · ΔE 26.8 Gold · ΔE 27.1 Dark khaki · ΔE 27.8 Pale goldenrod · ΔE 29.9 Yellow green · ΔE 34.3

Nearest named CSS colourKhaki (#F0E68C)ΔE 16.01, a distinctly different colour

Hue familyyellow

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#6C81FB

Analogous#FB9F6C, #C8FB6C

Triadic#6CFBE6, #E66CFB

Split complementary#6CC8FB, #9F6CFB

Tetradic#6CFB9F, #6C81FB, #FB6CC8

Tints, shades & saturation

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

Lighter +40%#FFFFFF

Lighter +30%#FFFFFF

Lighter +20%#FEF7CF

Lighter +10%#FCEE9E

Darker −10%#FADE3A

Darker −20%#F8D509

Darker −30%#C9AC05

Darker −40%#978104

More saturated +25%#FFE968

Less saturated −25%#E8D97F

Channel breakdown

R251

G230

B108

Red251 (98.4%)

Green230 (90.2%)

Blue108 (42.4%)

Hue51.19°

Saturation (HSL)94.7%

Lightness70.39%

Dominant channelRed

Hex per channelR FB · G E6 · B 6C

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Harmonies

Lighter and darker

Similar named colours

Also reads as

FBe66C (chemical formula)

Formula
625.8142 g/mol
68 atoms

FBe66C has a molar mass of 625.8142 g/mol, made up of 68 atoms across 3 elements: 1 × F, 66 × Be, 1 × C.

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Molar mass

Molar mass625.8142 g/mol

Total atoms per molecule68

Distinct elements3

Mass of one molecule1.0391889 × 10^-21 g

Molecules per gram9.6228893 × 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

F3%

Be95%

C1.9%

Fluorine (F)18.998 g/mol, 3.036%

Beryllium (Be × 66)594.8052 g/mol, 95.045%

Carbon (C)12.011 g/mol, 1.919%

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