Recognised as Colour

#F1F5FF

#F1F5FF
Blue
Light
Nearest: Alice blue

#F1F5FF is a blue with RGB values 241, 245, 255 and HSL 223°, 100%, 97%. It is a light colour, so black text on it reaches 19.2:1 contrast (AAA for normal text). The nearest named colour is Alice blue.

Colour values

#F1F5FF#F1F5FF

HEX#F1F5FF

RGBrgb(241, 245, 255)

RGB (0–1)0.9451, 0.9608, 1

RGB percentages94.5%, 96.1%, 100%

HSLhsl(222.9, 100%, 97.3%)

HSV / HSBhsv(222.9, 5.5%, 100%)

CMYK5.5%, 3.9%, 0%, 0%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer15,857,151

CSS custom property--colour: #F1F5FF;

Brightness & contrast

Relative luminance0.91226WCAG 2.x, 0 is black and 1 is white

Perceived brightness245 of 255ITU-R BT.601 weighting

Light or darkLight

Best text colour on this backgroundBlackcontrast 19.25:1

Contrast with white1.09:1WCAG normal text: Fail

Contrast with black19.25:1WCAG normal text: AAA

Greyscale equivalent#F5F5F5

Inverted#0E0A00

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#F2F6FFno red cones; affects about 1% of men; ΔE 0.6 from the original

Deuteranopia#F1F4FFno green cones; the most common form, about 1% of men; ΔE 0.7 from the original

Tritanopia#EEF7F8no blue cones; rare, and affects men and women equally; ΔE 5 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text1.09:1WCAG large text: Fail

Contrast with black, large text19.25:1WCAG large text: AAA

Named colours

Alice blue · ΔE 2.2 Ghost white · ΔE 2.4 White smoke · ΔE 5.3 Snow · ΔE 6.3 White · ΔE 6.3 Azure · ΔE 6.9

Nearest named CSS colourAlice blue (#F0F8FF)ΔE 2.2, below the just-noticeable difference

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#FFFBF1

Analogous#F1FCFF, #F4F1FF

Triadic#FFF1F5, #F5FFF1

Split complementary#FFF4F1, #FCFFF1

Tetradic#FFF1FC, #FFFBF1, #F1FFF4

Tints, shades & saturation

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

Lighter +40%#FFFFFF

Lighter +30%#FFFFFF

Lighter +20%#FFFFFF

Lighter +10%#FFFFFF

Darker −10%#BED1FF

Darker −20%#8BACFF

Darker −30%#5888FF

Darker −40%#2563FF

More saturated +25%#F1F5FF

Less saturated −25%#F3F6FD

Channel breakdown

R241

G245

B255

Red241 (94.5%)

Green245 (96.1%)

Blue255 (100%)

Hue222.86°

Saturation (HSL)100%

Lightness97.25%

Dominant channelBlue

Hex per channelR F1 · G F5 · B FF

Keep nerding

Every link below is a page Nerdulator can generate from what it already knows about this value.

Harmonies

Lighter and darker

Similar named colours

Also reads as

F1F5FF (chemical formula)

Formula
151.984 g/mol
8 atoms

F1F5FF has a molar mass of 151.984 g/mol, made up of 8 atoms across 1 element: 8 × F.

Open this reading on its own page →

Molar mass

Molar mass151.984 g/mol

Total atoms per molecule8

Distinct elements1

Mass of one molecule2.5237537 × 10^-22 g

Molecules per gram3.9623518 × 10^21

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

F100%

Fluorine (F × 8)151.984 g/mol, 100%

Keep nerding

Every link below is a page Nerdulator can generate from what it already knows about this value.

Elements in this formula

Fluorine

Nerdulate something else

Nothing in mind? Surprise me · today’s page