Colour

#C3FF31

#C3FF31
Green
Light
Nearest: Green yellow

#C3FF31 is a green with RGB values 195, 255, 49 and HSL 77°, 100%, 60%. It is a light colour, so black text on it reaches 17.7:1 contrast (AAA for normal text). The nearest named colour is Green yellow.

Colour values

#C3FF31#C3FF31

HEX#C3FF31

RGBrgb(195, 255, 49)

RGB (0–1)0.7647, 1, 0.1922

RGB percentages76.5%, 100%, 19.2%

HSLhsl(77.5, 100%, 59.6%)

HSV / HSBhsv(77.5, 80.8%, 100%)

CMYK23.5%, 0%, 80.8%, 0%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer12,844,849

CSS custom property--colour: #C3FF31;

Brightness & contrast

Relative luminance0.83344WCAG 2.x, 0 is black and 1 is white

Perceived brightness223.2 of 255ITU-R BT.601 weighting

Light or darkLight

Best text colour on this backgroundBlackcontrast 17.67:1

Contrast with white1.19:1WCAG normal text: Fail

Contrast with black17.67:1WCAG normal text: AAA

Greyscale equivalent#E3E3E3

Inverted#3C00CE

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#FFEE00no red cones; affects about 1% of men; ΔE 32.2 from the original

Deuteranopia#FFEB49no green cones; the most common form, about 1% of men; ΔE 34.8 from the original

Tritanopia#CCF3DAno blue cones; rare, and affects men and women equally; ΔE 79.8 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text1.19:1WCAG large text: Fail

Contrast with black, large text17.67:1WCAG large text: AAA

Named colours

Green yellow · ΔE 8.2 Lawn green · ΔE 23.9 Chartreuse · ΔE 24 Yellow green · ΔE 24.2 Yellow · ΔE 26 Limegreen · ΔE 37.4

Nearest named CSS colourGreen yellow (#ADFF2F)ΔE 8.19, clearly different but related

Hue familygreen

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#6D31FF

Analogous#FFD431, #5CFF31

Triadic#31C3FF, #FF31C3

Split complementary#315CFF, #D431FF

Tetradic#31FFD4, #6D31FF, #FF315C

Tints, shades & saturation

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

Lighter +40%#FEFFFD

Lighter +30%#F0FFCA

Lighter +20%#E1FF97

Lighter +10%#D2FF64

Darker −10%#B3FD00

Darker −20%#8FCA00

Darker −30%#6B9700

Darker −40%#476400

More saturated +25%#C3FF31

Less saturated −25%#B8E54B

Channel breakdown

R195

G255

B49

Red195 (76.5%)

Green255 (100%)

Blue49 (19.2%)

Hue77.48°

Saturation (HSL)100%

Lightness59.61%

Dominant channelGreen

Hex per channelR C3 · G FF · B 31

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Harmonies

Lighter and darker

Similar named colours

Also reads as

C3FF31 (chemical formula)

Formula
643.969 g/mol
35 atoms

C3FF31 has a molar mass of 643.969 g/mol, made up of 35 atoms across 2 elements: 3 × C, 32 × F.

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Molar mass

Molar mass643.969 g/mol

Total atoms per molecule35

Distinct elements2

Mass of one molecule1.0693357 × 10^-21 g

Molecules per gram9.3516004 × 10^20

Composition by mass

C5.6%

F94.4%

Carbon (C × 3)36.033 g/mol, 5.595%

Fluorine (F × 32)607.936 g/mol, 94.405%

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