Recognised as Colour

#BFFF63

#BFFF63
Green
Light
Nearest: Yellow green

#BFFF63 is a green with RGB values 191, 255, 99 and HSL 85°, 100%, 69%. It is a light colour, so black text on it reaches 17.7:1 contrast (AAA for normal text). The nearest named colour is Yellow green.

Colour values

#BFFF63#BFFF63

HEX#BFFF63

RGBrgb(191, 255, 99)

RGB (0–1)0.749, 1, 0.3882

RGB percentages74.9%, 100%, 38.8%

HSLhsl(84.6, 100%, 69.4%)

HSV / HSBhsv(84.6, 61.2%, 100%)

CMYK25.1%, 0%, 61.2%, 0%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer12,582,755

CSS custom property--colour: #BFFF63;

Brightness & contrast

Relative luminance0.83497WCAG 2.x, 0 is black and 1 is white

Perceived brightness224 of 255ITU-R BT.601 weighting

Light or darkLight

Best text colour on this backgroundBlackcontrast 17.7:1

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

Contrast with black17.7:1WCAG normal text: AAA

Greyscale equivalent#E6E6E6

Inverted#40009C

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#FFEE50no red cones; affects about 1% of men; ΔE 32.8 from the original

Deuteranopia#FFEA6Fno green cones; the most common form, about 1% of men; ΔE 35.9 from the original

Tritanopia#C4F4DEno blue cones; rare, and affects men and women equally; ΔE 65.1 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 text17.7:1WCAG large text: AAA

Named colours

Yellow green · ΔE 17.5 Green yellow · ΔE 18.3 Pale green · ΔE 28.3 Light green · ΔE 30.2 Lawn green · ΔE 31.3 Chartreuse · ΔE 31.9

Nearest named CSS colourYellow green (#9ACD32)ΔE 17.47, a distinctly different colour

Hue familygreen

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#A363FF

Analogous#FFF163, #71FF63

Triadic#63BFFF, #FF63BF

Split complementary#6371FF, #F163FF

Tetradic#63FFF1, #A363FF, #FF6371

Tints, shades & saturation

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

Lighter +40%#FFFFFF

Lighter +30%#FEFFFC

Lighter +20%#E9FFC9

Lighter +10%#D4FF96

Darker −10%#AAFF30

Darker −20%#95FC00

Darker −30%#77C900

Darker −40%#589600

More saturated +25%#BFFF63

Less saturated −25%#BBEC76

Channel breakdown

R191

G255

B99

Red191 (74.9%)

Green255 (100%)

Blue99 (38.8%)

Hue84.62°

Saturation (HSL)100%

Lightness69.41%

Dominant channelGreen

Hex per channelR BF · G FF · B 63

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Harmonies

Lighter and darker

Similar named colours

Also reads as

BFFF63 (chemical formula)

Formula
1,245.68 g/mol
66 atoms

BFFF63 has a molar mass of 1,245.68 g/mol, made up of 66 atoms across 2 elements: 1 × B, 65 × F.

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Molar mass

Molar mass1,245.68 g/mol

Total atoms per molecule66

Distinct elements2

Mass of one molecule2.0685003 × 10^-21 g

Molecules per gram4.8344204 × 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

B0.9%

F99.1%

Boron (B)10.81 g/mol, 0.868%

Fluorine (F × 65)1,234.87 g/mol, 99.132%

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