Recognised as Colour

#FF214F

#FF214F
Red
Dark
Nearest: Crimson

#FF214F is a red with RGB values 255, 33, 79 and HSL 348°, 100%, 56%. It is a dark colour, so black text on it reaches 5.6:1 contrast (AA for normal text). The nearest named colour is Crimson.

Colour values

#FF214F#FF214F

HEX#FF214F

RGBrgb(255, 33, 79)

RGB (0–1)1, 0.1294, 0.3098

RGB percentages100%, 12.9%, 31%

HSLhsl(347.6, 100%, 56.5%)

HSV / HSBhsv(347.6, 87.1%, 100%)

CMYK0%, 87.1%, 69%, 0%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer16,720,207

CSS custom property--colour: #FF214F;

Brightness & contrast

Relative luminance0.22912WCAG 2.x, 0 is black and 1 is white

Perceived brightness144.2 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundBlackcontrast 5.58:1

Contrast with white3.76:1WCAG normal text: Fail

Contrast with black5.58:1WCAG normal text: AA

Greyscale equivalent#545454

Inverted#00DEB0

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#6D664Fno red cones; affects about 1% of men; ΔE 82.9 from the original

Deuteranopia#A29448no green cones; the most common form, about 1% of men; ΔE 83.9 from the original

Tritanopia#FF0038no blue cones; rare, and affects men and women equally; ΔE 11.9 from the original

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

Contrast with white, large text3.76:1WCAG large text: AA

Contrast with black, large text5.58:1WCAG large text: AAA

Named colours

Crimson · ΔE 10.9 Tomato · ΔE 25.3 Firebrick · ΔE 27.9 Red · ΔE 33.7 Brown · ΔE 33.8 Indian red · ΔE 35.5

Nearest named CSS colourCrimson (#DC143C)ΔE 10.95, a distinctly different colour

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#21FFD1

Analogous#FF21BE, #FF6221

Triadic#4FFF21, #214FFF

Split complementary#21FF62, #21BEFF

Tetradic#BEFF21, #21FFD1, #6221FF

Tints, shades & saturation

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

Lighter +40%#FFEDF1

Lighter +30%#FFBAC8

Lighter +20%#FF87A0

Lighter +10%#FF5477

Darker −10%#ED0031

Darker −20%#BA0027

Darker −30%#87001C

Darker −40%#540011

More saturated +25%#FF214F

Less saturated −25%#E33D5F

Channel breakdown

R255

G33

B79

Red255 (100%)

Green33 (12.9%)

Blue79 (31%)

Hue347.57°

Saturation (HSL)100%

Lightness56.47%

Dominant channelRed

Hex per channelR FF · G 21 · B 4F

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Harmonies

Lighter and darker

Similar named colours

Also reads as

FF214F (chemical formula)

Formula
4,103.568 g/mol
216 atoms

FF214F has a molar mass of 4,103.568 g/mol, made up of 216 atoms across 1 element: 216 × F.

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Molar mass

Molar mass4,103.568 g/mol

Total atoms per molecule216

Distinct elements1

Mass of one molecule6.814135 × 10^-21 g

Molecules per gram1.4675377 × 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

F100%

Fluorine (F × 216)4,103.568 g/mol, 100%

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Elements in this formula

Fluorine

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