Recognised as Colour

#CCEF42

#CCEF42
Green
Light
Nearest: Yellow green

#CCEF42 is a green with RGB values 204, 239, 66 and HSL 72°, 84%, 60%. It is a light colour, so black text on it reaches 16:1 contrast (AAA for normal text). The nearest named colour is Yellow green.

Colour values

#CCEF42#CCEF42

HEX#CCEF42

RGBrgb(204, 239, 66)

RGB (0–1)0.8, 0.9373, 0.2588

RGB percentages80%, 93.7%, 25.9%

HSLhsl(72.1, 84.4%, 59.8%)

HSV / HSBhsv(72.1, 72.4%, 93.7%)

CMYK14.6%, 0%, 72.4%, 6.3%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer13,430,594

CSS custom property--colour: #CCEF42;

Brightness & contrast

Relative luminance0.74964WCAG 2.x, 0 is black and 1 is white

Perceived brightness215.6 of 255ITU-R BT.601 weighting

Light or darkLight

Best text colour on this backgroundBlackcontrast 15.99:1

Contrast with white1.31:1WCAG normal text: Fail

Contrast with black15.99:1WCAG normal text: AAA

Greyscale equivalent#DBDBDB

Inverted#3310BD

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#FEE11Fno red cones; affects about 1% of men; ΔE 28.2 from the original

Deuteranopia#FAE151no green cones; the most common form, about 1% of men; ΔE 26.5 from the original

Tritanopia#D7E2CEno blue cones; rare, and affects men and women equally; ΔE 71.2 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text1.31:1WCAG large text: Fail

Contrast with black, large text15.99:1WCAG large text: AAA

Named colours

Yellow green · ΔE 16 Green yellow · ΔE 20.7 Yellow · ΔE 24.2 Gold · ΔE 33.7 Lawn green · ΔE 36.2 Chartreuse · ΔE 36.6

Nearest named CSS colourYellow green (#9ACD32)ΔE 15.97, a distinctly different colour

Hue familygreen

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#6542EF

Analogous#EFBB42, #76EF42

Triadic#42CCEF, #EF42CC

Split complementary#4276EF, #BB42EF

Tetradic#42EFBB, #6542EF, #EF4276

Tints, shades & saturation

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

Lighter +40%#FFFFFE

Lighter +30%#F2FBCF

Lighter +20%#E5F7A0

Lighter +10%#D9F371

Darker −10%#BFEA14

Darker −20%#98BB10

Darker −30%#728C0C

Darker −40%#4C5D08

More saturated +25%#D6FF32

Less saturated −25%#BDD55C

Channel breakdown

R204

G239

B66

Red204 (80%)

Green239 (93.7%)

Blue66 (25.9%)

Hue72.14°

Saturation (HSL)84.39%

Lightness59.8%

Dominant channelGreen

Hex per channelR CC · G EF · B 42

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Harmonies

Lighter and darker

Similar named colours

Also reads as

CCeF42 (chemical formula)

Formula
950.047 g/mol
44 atoms

CCeF42 has a molar mass of 950.047 g/mol, made up of 44 atoms across 3 elements: 1 × C, 1 × Ce, 42 × F.

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Molar mass

Molar mass950.047 g/mol

Total atoms per molecule44

Distinct elements3

Mass of one molecule1.5775902 × 10^-21 g

Molecules per gram6.3387819 × 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

C1.3%

Ce14.7%

F84%

Carbon (C)12.011 g/mol, 1.264%

Cerium (Ce)140.12 g/mol, 14.749%

Fluorine (F × 42)797.916 g/mol, 83.987%

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Elements in this formula

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