Recognised as Colour

#FF5767

#FF5767
Red
Dark
Nearest: Crimson

#FF5767 is a red with RGB values 255, 87, 103 and HSL 354°, 100%, 67%. It is a dark colour, so black text on it reaches 6.8:1 contrast (AA for normal text). The nearest named colour is Crimson.

Colour values

#FF5767#FF5767

HEX#FF5767

RGBrgb(255, 87, 103)

RGB (0–1)1, 0.3412, 0.4039

RGB percentages100%, 34.1%, 40.4%

HSLhsl(354.3, 100%, 67.1%)

HSV / HSBhsv(354.3, 65.9%, 100%)

CMYK0%, 65.9%, 59.6%, 0%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer16,734,055

CSS custom property--colour: #FF5767;

Brightness & contrast

Relative luminance0.29056WCAG 2.x, 0 is black and 1 is white

Perceived brightness158.4 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundBlackcontrast 6.81:1

Contrast with white3.08:1WCAG normal text: Fail

Contrast with black6.81:1WCAG normal text: AA

Greyscale equivalent#7C7C7C

Inverted#00A898

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#827C66no red cones; affects about 1% of men; ΔE 68.2 from the original

Deuteranopia#ADA063no green cones; the most common form, about 1% of men; ΔE 69 from the original

Tritanopia#FF315Eno blue cones; rare, and affects men and women equally; ΔE 12.3 from the original

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

Contrast with white, large text3.08:1WCAG large text: AA

Contrast with black, large text6.81:1WCAG large text: AAA

Named colours

Crimson · ΔE 16.6 Salmon · ΔE 20.4 Tomato · ΔE 20.5 Indian red · ΔE 21.6 Light coral · ΔE 23.5 Firebrick · ΔE 25.6

Nearest named CSS colourCrimson (#DC143C)ΔE 16.59, a distinctly different colour

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#57FFEF

Analogous#FF57BB, #FF9B57

Triadic#67FF57, #5767FF

Split complementary#57FF9B, #57BBFF

Tetradic#BBFF57, #57FFEF, #9B57FF

Tints, shades & saturation

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

Lighter +40%#FFFFFF

Lighter +30%#FFF0F1

Lighter +20%#FFBDC3

Lighter +10%#FF8A95

Darker −10%#FF2439

Darker −20%#F00017

Darker −30%#BD0012

Darker −40%#8A000D

More saturated +25%#FF5767

Less saturated −25%#EA6C78

Channel breakdown

R255

G87

B103

Red255 (100%)

Green87 (34.1%)

Blue103 (40.4%)

Hue354.29°

Saturation (HSL)100%

Lightness67.06%

Dominant channelRed

Hex per channelR FF · G 57 · B 67

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Harmonies

Lighter and darker

Similar named colours

Also reads as

FF5767 (chemical formula)

Formula
109,580.464 g/mol
5768 atoms

FF5767 has a molar mass of 109,580.464 g/mol, made up of 5768 atoms across 1 element: 5768 × F.

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Molar mass

Molar mass109,580.464 g/mol

Total atoms per molecule5768

Distinct elements1

Mass of one molecule1.8196264 × 10^-19 g

Molecules per gram5.4956336 × 10^18

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 × 5768)109,580.464 g/mol, 100%

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Elements in this formula

Fluorine

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