Recognised as Colour

#CFF900

#CFF900
Green
Light
Nearest: Green yellow

#CFF900 is a green with RGB values 207, 249, 0 and HSL 70°, 100%, 49%. It is a light colour, so black text on it reaches 17.2:1 contrast (AAA for normal text). The nearest named colour is Green yellow.

Colour values

#CFF900#CFF900

HEX#CFF900

RGBrgb(207, 249, 0)

RGB (0–1)0.8118, 0.9765, 0

RGB percentages81.2%, 97.6%, 0%

HSLhsl(70.1, 100%, 48.8%)

HSV / HSBhsv(70.1, 100%, 97.6%)

CMYK16.9%, 0%, 100%, 2.4%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer13,629,696

CSS custom property--colour: #CFF900;

Brightness & contrast

Relative luminance0.81017WCAG 2.x, 0 is black and 1 is white

Perceived brightness221.8 of 255ITU-R BT.601 weighting

Light or darkLight

Best text colour on this backgroundBlackcontrast 17.2:1

Contrast with white1.22:1WCAG normal text: Fail

Contrast with black17.2:1WCAG normal text: AAA

Greyscale equivalent#DEDEDE

Inverted#3006FF

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#FFE900no red cones; affects about 1% of men; ΔE 27.2 from the original

Deuteranopia#FFE933no green cones; the most common form, about 1% of men; ΔE 28.8 from the original

Tritanopia#DBEBD4no blue cones; rare, and affects men and women equally; ΔE 84.9 from the original

Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning

Contrast with white, large text1.22:1WCAG large text: Fail

Contrast with black, large text17.2:1WCAG large text: AAA

Named colours

Green yellow · ΔE 16.1 Yellow · ΔE 18.1 Yellow green · ΔE 27.5 Lawn green · ΔE 30.2 Chartreuse · ΔE 30.2 Gold · ΔE 36.6

Nearest named CSS colourGreen yellow (#ADFF2F)ΔE 16.14, a distinctly different colour

Hue familygreen

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#2A00F9

Analogous#F9A700, #53F900

Triadic#00CFF9, #F900CF

Split complementary#0052F9, #A700F9

Tetradic#00F9A7, #2A00F9, #F90052

Tints, shades & saturation

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

Lighter +40%#F5FFC6

Lighter +30%#EDFF93

Lighter +20%#E4FF60

Lighter +10%#DCFF2D

Darker −10%#A5C600

Darker −20%#7A9300

Darker −30%#506000

Darker −40%#252D00

More saturated +25%#CFF900

Less saturated −25%#BADA1F

Channel breakdown

R207

G249

Red207 (81.2%)

Green249 (97.6%)

Blue0 (0%)

Hue70.12°

Saturation (HSL)100%

Lightness48.82%

Dominant channelGreen

Hex per channelR CF · G F9 · B 00

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Harmonies

Lighter and darker

Similar named colours

Also reads as

CFF900 (chemical formula)

Formula
17,129.209 g/mol
902 atoms

CFF900 has a molar mass of 17,129.209 g/mol, made up of 902 atoms across 2 elements: 1 × C, 901 × F.

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Molar mass

Molar mass17,129.209 g/mol

Total atoms per molecule902

Distinct elements2

Mass of one molecule2.8443721 × 10^-20 g

Molecules per gram3.5157145 × 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

C0.1%

F99.9%

Carbon (C)12.011 g/mol, 0.07%

Fluorine (F × 901)17,117.198 g/mol, 99.93%

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