Recognised as Colour

#FBF471

#FBF471
Yellow
Light
Nearest: Khaki

#FBF471 is a yellow with RGB values 251, 244, 113 and HSL 57°, 95%, 71%. It is a light colour, so black text on it reaches 18.3:1 contrast (AAA for normal text). The nearest named colour is Khaki.

Colour values

#FBF471#FBF471

HEX#FBF471

RGBrgb(251, 244, 113)

RGB (0–1)0.9843, 0.9569, 0.4431

RGB percentages98.4%, 95.7%, 44.3%

HSLhsl(57, 94.5%, 71.4%)

HSV / HSBhsv(57, 55%, 98.4%)

CMYK0%, 2.8%, 55%, 1.6%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer16,512,113

CSS custom property--colour: #FBF471;

Brightness & contrast

Relative luminance0.86403WCAG 2.x, 0 is black and 1 is white

Perceived brightness235 of 255ITU-R BT.601 weighting

Light or darkLight

Best text colour on this backgroundBlackcontrast 18.28:1

Contrast with white1.15:1WCAG normal text: Fail

Contrast with black18.28:1WCAG normal text: AAA

Greyscale equivalent#ECECEC

Inverted#040B8E

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#FFEC64no red cones; affects about 1% of men; ΔE 6.2 from the original

Deuteranopia#FFF278no green cones; the most common form, about 1% of men; ΔE 4.4 from the original

Tritanopia#FFE6D7no blue cones; rare, and affects men and women equally; ΔE 56.1 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text1.15:1WCAG large text: Fail

Contrast with black, large text18.28:1WCAG large text: AAA

Named colours

Khaki · ΔE 19 Gold · ΔE 28.2 Yellow green · ΔE 30.2 Dark khaki · ΔE 32 Pale goldenrod · ΔE 32.7 Yellow · ΔE 32.7

Nearest named CSS colourKhaki (#F0E68C)ΔE 18.95, a distinctly different colour

Hue familyyellow

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#7178FB

Analogous#FBAF71, #BDFB71

Triadic#71FBF4, #F471FB

Split complementary#71BDFB, #AF71FB

Tetradic#71FBAF, #7178FB, #FB71BD

Tints, shades & saturation

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

Lighter +40%#FFFFFF

Lighter +30%#FFFFFF

Lighter +20%#FEFCD4

Lighter +10%#FCF8A3

Darker −10%#FAF03F

Darker −20%#F8EC0E

Darker −30%#CDC306

Darker −40%#9C9404

More saturated +25%#FFF86D

Less saturated −25%#E9E483

Channel breakdown

R251

G244

B113

Red251 (98.4%)

Green244 (95.7%)

Blue113 (44.3%)

Hue56.96°

Saturation (HSL)94.52%

Lightness71.37%

Dominant channelRed

Hex per channelR FB · G F4 · B 71

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Harmonies

Lighter and darker

Similar named colours

Also reads as

FBF471 (chemical formula)

Formula
8,977.866 g/mol
473 atoms

FBF471 has a molar mass of 8,977.866 g/mol, made up of 473 atoms across 2 elements: 472 × F, 1 × B.

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Molar mass

Molar mass8,977.866 g/mol

Total atoms per molecule473

Distinct elements2

Mass of one molecule1.4908097 × 10^-20 g

Molecules per gram6.7077641 × 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

F99.9%

B0.1%

Fluorine (F × 472)8,967.056 g/mol, 99.88%

Boron (B)10.81 g/mol, 0.12%

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