Colour

#FB31AC

#FB31AC
Magenta
Dark
Nearest: Deep pink

#FB31AC is a magenta with RGB values 251, 49, 172 and HSL 323°, 96%, 59%. It is a dark colour, so black text on it reaches 6.1:1 contrast (AA for normal text). The nearest named colour is Deep pink.

Colour values

#FB31AC#FB31AC

HEX#FB31AC

RGBrgb(251, 49, 172)

RGB (0–1)0.9843, 0.1922, 0.6745

RGB percentages98.4%, 19.2%, 67.5%

HSLhsl(323.5, 96.2%, 58.8%)

HSV / HSBhsv(323.5, 80.5%, 98.4%)

CMYK0%, 80.5%, 31.5%, 1.6%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer16,462,252

CSS custom property--colour: #FB31AC;

Brightness & contrast

Relative luminance0.25684WCAG 2.x, 0 is black and 1 is white

Perceived brightness153.7 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundBlackcontrast 6.14:1

Contrast with white3.42:1WCAG normal text: Fail

Contrast with black6.14:1WCAG normal text: AA

Greyscale equivalent#656565

Inverted#04CE53

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#5774AFno red cones; affects about 1% of men; ΔE 77.2 from the original

Deuteranopia#9297A8no green cones; the most common form, about 1% of men; ΔE 80.1 from the original

Tritanopia#FF1F6Cno blue cones; rare, and affects men and women equally; ΔE 34.7 from the original

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

Contrast with white, large text3.42:1WCAG large text: AA

Contrast with black, large text6.14:1WCAG large text: AAA

Named colours

Deep pink · ΔE 12.7 Medium violet red · ΔE 16.7 Hot pink · ΔE 20 Orchid · ΔE 31.2 Violet · ΔE 33.5 Medium orchid · ΔE 37.2

Nearest named CSS colourDeep pink (#FF1493)ΔE 12.66, a distinctly different colour

Hue familymagenta

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#31FB80

Analogous#E531FB, #FB3147

Triadic#ACFB31, #31ACFB

Split complementary#47FB31, #31FBE5

Tetradic#FBE531, #31FB80, #3147FB

Tints, shades & saturation

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

Lighter +40%#FFF9FD

Lighter +30%#FEC7E8

Lighter +20%#FD95D4

Lighter +10%#FC63C0

Darker −10%#F40597

Darker −20%#C20478

Darker −30%#900359

Darker −40%#5E023A

More saturated +25%#FF2DAD

Less saturated −25%#E14BA6

Channel breakdown

R251

G49

B172

Red251 (98.4%)

Green49 (19.2%)

Blue172 (67.5%)

Hue323.47°

Saturation (HSL)96.19%

Lightness58.82%

Dominant channelRed

Hex per channelR FB · G 31 · B AC

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Harmonies

Lighter and darker

Similar named colours

Also reads as

FB31Ac (chemical formula)

Formula
581.108 g/mol
33 atoms

FB31Ac has a molar mass of 581.108 g/mol, made up of 33 atoms across 3 elements: 1 × F, 31 × B, 1 × Ac.

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Molar mass

Molar mass581.108 g/mol

Total atoms per molecule33

Distinct elements3

Mass of one molecule9.6495254 × 10^-22 g

Molecules per gram1.0363204 × 10^21

Composition by mass

F3.3%

B57.7%

Ac39.1%

Fluorine (F)18.998 g/mol, 3.269%

Boron (B × 31)335.11 g/mol, 57.667%

Actinium (Ac)227 g/mol, 39.063%

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