Recognised as Colour

#F5F805

#F5F805
Yellow
Light
Nearest: Yellow

#F5F805 is a yellow with RGB values 245, 248, 5 and HSL 61°, 96%, 50%. It is a light colour, so black text on it reaches 18.3:1 contrast (AAA for normal text). The nearest named colour is Yellow.

Colour values

#F5F805#F5F805

HEX#F5F805

RGBrgb(245, 248, 5)

RGB (0–1)0.9608, 0.9725, 0.0196

RGB percentages96.1%, 97.3%, 2%

HSLhsl(60.7, 96%, 49.6%)

HSV / HSBhsv(60.7, 98%, 97.3%)

CMYK1.2%, 0%, 98%, 2.7%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer16,119,813

CSS custom property--colour: #F5F805;

Brightness & contrast

Relative luminance0.86558WCAG 2.x, 0 is black and 1 is white

Perceived brightness232.5 of 255ITU-R BT.601 weighting

Light or darkLight

Best text colour on this backgroundBlackcontrast 18.31:1

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

Contrast with black18.31:1WCAG normal text: AAA

Greyscale equivalent#E6E6E6

Inverted#0A07FA

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#FFEC00no red cones; affects about 1% of men; ΔE 10.2 from the original

Deuteranopia#FFF231no green cones; the most common form, about 1% of men; ΔE 10.3 from the original

Tritanopia#FFE7D3no blue cones; rare, and affects men and women equally; ΔE 83.8 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 text18.31:1WCAG large text: AAA

Named colours

Yellow · ΔE 3.7 Gold · ΔE 22.3 Green yellow · ΔE 31.9 Yellow green · ΔE 34.8 Goldenrod · ΔE 45.3 Chartreuse · ΔE 46.4

Nearest named CSS colourYellow (#FFFF00)ΔE 3.74, a close match

Hue familyyellow

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#0805F8

Analogous#F88205, #7BF805

Triadic#05F5F8, #F805F5

Split complementary#057BF8, #8205F8

Tetradic#05F882, #0805F8, #F8057B

Tints, shades & saturation

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

Lighter +40%#FDFECB

Lighter +30%#FCFD99

Lighter +20%#FAFC67

Lighter +10%#F8FB35

Darker −10%#C4C604

Darker −20%#929403

Darker −30%#616202

Darker −40%#2F3001

More saturated +25%#FAFD00

Less saturated −25%#D6D825

Channel breakdown

R245

G248

Red245 (96.1%)

Green248 (97.3%)

Blue5 (2%)

Hue60.74°

Saturation (HSL)96.05%

Lightness49.61%

Dominant channelGreen

Hex per channelR F5 · G F8 · B 05

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Harmonies

Lighter and darker

Similar named colours

Also reads as

F5F805 (chemical formula)

Formula
15,388.38 g/mol
810 atoms

F5F805 has a molar mass of 15,388.38 g/mol, made up of 810 atoms across 1 element: 810 × F.

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Molar mass

Molar mass15,388.38 g/mol

Total atoms per molecule810

Distinct elements1

Mass of one molecule2.5553006 × 10^-20 g

Molecules per gram3.9134339 × 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

F100%

Fluorine (F × 810)15,388.38 g/mol, 100%

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Elements in this formula

Fluorine

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