Recognised as Colour

#FB5470

#FB5470
Red
Dark
Nearest: Crimson

#FB5470 is a red with RGB values 251, 84, 112 and HSL 350°, 95%, 66%. It is a dark colour, so black text on it reaches 6.6:1 contrast (AA for normal text). The nearest named colour is Crimson.

Colour values

#FB5470#FB5470

HEX#FB5470

RGBrgb(251, 84, 112)

RGB (0–1)0.9843, 0.3294, 0.4392

RGB percentages98.4%, 32.9%, 43.9%

HSLhsl(349.9, 95.4%, 65.7%)

HSV / HSBhsv(349.9, 66.5%, 98.4%)

CMYK0%, 66.5%, 55.4%, 1.6%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer16,471,152

CSS custom property--colour: #FB5470;

Brightness & contrast

Relative luminance0.2802WCAG 2.x, 0 is black and 1 is white

Perceived brightness156.2 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundBlackcontrast 6.6:1

Contrast with white3.18:1WCAG normal text: Fail

Contrast with black6.6:1WCAG normal text: AA

Greyscale equivalent#7A7A7A

Inverted#04AB8F

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#7E7A70no red cones; affects about 1% of men; ΔE 67.5 from the original

Deuteranopia#A89D6Cno green cones; the most common form, about 1% of men; ΔE 69 from the original

Tritanopia#FF315Fno blue cones; rare, and affects men and women equally; ΔE 12.7 from the original

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

Contrast with white, large text3.18:1WCAG large text: AA

Contrast with black, large text6.6:1WCAG large text: AAA

Named colours

Crimson · ΔE 19.3 Indian red · ΔE 21.3 Salmon · ΔE 22.8 Light coral · ΔE 23.1 Tomato · ΔE 27 Pale violetred · ΔE 28

Nearest named CSS colourCrimson (#DC143C)ΔE 19.31, a distinctly different colour

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#54FBDF

Analogous#FB54C3, #FB8B54

Triadic#70FB54, #5470FB

Split complementary#54FB8C, #54C3FB

Tetradic#C4FB54, #54FBDF, #8C54FB

Tints, shades & saturation

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

Lighter +40%#FFFFFF

Lighter +30%#FEEAED

Lighter +20%#FDB8C3

Lighter +10%#FC869A

Darker −10%#FA2246

Darker −20%#E4052B

Darker −30%#B20421

Darker −40%#800318

More saturated +25%#FF506D

Less saturated −25%#E56A7F

Channel breakdown

R251

G84

B112

Red251 (98.4%)

Green84 (32.9%)

Blue112 (43.9%)

Hue349.94°

Saturation (HSL)95.43%

Lightness65.69%

Dominant channelRed

Hex per channelR FB · G 54 · B 70

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Harmonies

Lighter and darker

Similar named colours

Also reads as

FB5470 (chemical formula)

Formula
59,149.698 g/mol
5471 atoms

FB5470 has a molar mass of 59,149.698 g/mol, made up of 5471 atoms across 2 elements: 1 × F, 5470 × B.

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Molar mass

Molar mass59,149.698 g/mol

Total atoms per molecule5471

Distinct elements2

Mass of one molecule9.8220384 × 10^-20 g

Molecules per gram1.0181186 × 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

F0%

B100%

Fluorine (F)18.998 g/mol, 0.032%

Boron (B × 5470)59,130.7 g/mol, 99.968%

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