Recognised as Colour

#FF3152

#FF3152
Red
Dark
Nearest: Crimson

#FF3152 is a red with RGB values 255, 49, 82 and HSL 350°, 100%, 60%. It is a dark colour, so black text on it reaches 5.8:1 contrast (AA for normal text). The nearest named colour is Crimson.

Colour values

#FF3152#FF3152

HEX#FF3152

RGBrgb(255, 49, 82)

RGB (0–1)1, 0.1922, 0.3216

RGB percentages100%, 19.2%, 32.2%

HSLhsl(350.4, 100%, 59.6%)

HSV / HSBhsv(350.4, 80.8%, 100%)

CMYK0%, 80.8%, 67.8%, 0%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer16,724,306

CSS custom property--colour: #FF3152;

Brightness & contrast

Relative luminance0.24066WCAG 2.x, 0 is black and 1 is white

Perceived brightness147 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundBlackcontrast 5.81:1

Contrast with white3.61:1WCAG normal text: Fail

Contrast with black5.81:1WCAG normal text: AA

Greyscale equivalent#5F5F5F

Inverted#00CEAD

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#726B52no red cones; affects about 1% of men; ΔE 79.8 from the original

Deuteranopia#A5964Bno green cones; the most common form, about 1% of men; ΔE 80.4 from the original

Tritanopia#FF0040no blue cones; rare, and affects men and women equally; ΔE 9.8 from the original

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

Contrast with white, large text3.61:1WCAG large text: AA

Contrast with black, large text5.81:1WCAG large text: AAA

Named colours

Crimson · ΔE 10.2 Tomato · ΔE 22.7 Firebrick · ΔE 26.2 Brown · ΔE 31.8 Salmon · ΔE 32.4 Indian red · ΔE 32.6

Nearest named CSS colourCrimson (#DC143C)ΔE 10.15, a distinctly different colour

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#31FFDE

Analogous#FF31B9, #FF7731

Triadic#52FF31, #3152FF

Split complementary#31FF77, #31B9FF

Tetradic#B9FF31, #31FFDE, #7731FF

Tints, shades & saturation

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

Lighter +40%#FFFDFD

Lighter +30%#FFCAD2

Lighter +20%#FF97A8

Lighter +10%#FF647D

Darker −10%#FD0029

Darker −20%#CA0020

Darker −30%#970018

Darker −40%#640010

More saturated +25%#FF3152

Less saturated −25%#E54B64

Channel breakdown

R255

G49

B82

Red255 (100%)

Green49 (19.2%)

Blue82 (32.2%)

Hue350.39°

Saturation (HSL)100%

Lightness59.61%

Dominant channelRed

Hex per channelR FF · G 31 · B 52

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Harmonies

Lighter and darker

Similar named colours

Also reads as

FF3152 (chemical formula)

Formula
59,900.694 g/mol
3153 atoms

FF3152 has a molar mass of 59,900.694 g/mol, made up of 3153 atoms across 1 element: 3153 × F.

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Molar mass

Molar mass59,900.694 g/mol

Total atoms per molecule3153

Distinct elements1

Mass of one molecule9.9467443 × 10^-20 g

Molecules per gram1.0053541 × 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

F100%

Fluorine (F × 3153)59,900.694 g/mol, 100%

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Elements in this formula

Fluorine

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