Recognised as Colour

#CEF212

#CEF212
Yellow
Light
Nearest: Yellow

#CEF212 is a yellow with RGB values 206, 242, 18 and HSL 70°, 90%, 51%. It is a light colour, so black text on it reaches 16.3:1 contrast (AAA for normal text). The nearest named colour is Yellow.

Colour values

#CEF212#CEF212

HEX#CEF212

RGBrgb(206, 242, 18)

RGB (0–1)0.8078, 0.949, 0.0706

RGB percentages80.8%, 94.9%, 7.1%

HSLhsl(69.6, 89.6%, 51%)

HSV / HSBhsv(69.6, 92.6%, 94.9%)

CMYK14.9%, 0%, 92.6%, 5.1%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer13,562,386

CSS custom property--colour: #CEF212;

Brightness & contrast

Relative luminance0.7667WCAG 2.x, 0 is black and 1 is white

Perceived brightness217 of 255ITU-R BT.601 weighting

Light or darkLight

Best text colour on this backgroundBlackcontrast 16.33:1

Contrast with white1.29:1WCAG normal text: Fail

Contrast with black16.33:1WCAG normal text: AAA

Greyscale equivalent#DADADA

Inverted#310DED

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#FFE300no red cones; affects about 1% of men; ΔE 27.4 from the original

Deuteranopia#FEE336no green cones; the most common form, about 1% of men; ΔE 28.4 from the original

Tritanopia#DBE4CEno blue cones; rare, and affects men and women equally; ΔE 81.6 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text1.29:1WCAG large text: Fail

Contrast with black, large text16.33:1WCAG large text: AAA

Named colours

Yellow · ΔE 17.4 Green yellow · ΔE 17.9 Yellow green · ΔE 24.1 Lawn green · ΔE 32.7 Chartreuse · ΔE 32.9 Gold · ΔE 33.4

Nearest named CSS colourYellow (#FFFF00)ΔE 17.4, a distinctly different colour

Hue familyyellow

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#3612F2

Analogous#F2A612, #5EF212

Triadic#12CEF2, #F212CE

Split complementary#125EF2, #A612F2

Tetradic#12F2A6, #3612F2, #F2125E

Tints, shades & saturation

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

Lighter +40%#F6FDD3

Lighter +30%#ECFAA3

Lighter +20%#E2F773

Lighter +10%#D8F542

Darker −10%#A8C60B

Darker −20%#7F9608

Darker −30%#566506

Darker −40%#2D3503

More saturated +25%#D7FF05

Less saturated −25%#B9D331

Channel breakdown

R206

G242

B18

Red206 (80.8%)

Green242 (94.9%)

Blue18 (7.1%)

Hue69.64°

Saturation (HSL)89.6%

Lightness50.98%

Dominant channelGreen

Hex per channelR CE · G F2 · B 12

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Harmonies

Lighter and darker

Similar named colours

Also reads as

CeF212 (chemical formula)

Formula
4,167.696 g/mol
213 atoms

CeF212 has a molar mass of 4,167.696 g/mol, made up of 213 atoms across 2 elements: 1 × Ce, 212 × F.

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Molar mass

Molar mass4,167.696 g/mol

Total atoms per molecule213

Distinct elements2

Mass of one molecule6.920622 × 10^-21 g

Molecules per gram1.4449568 × 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

Ce3.4%

F96.6%

Cerium (Ce)140.12 g/mol, 3.362%

Fluorine (F × 212)4,027.576 g/mol, 96.638%

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