Recognised as Colour

#F36658

#F36658
Red
Dark
Nearest: Salmon

#F36658 is a red with RGB values 243, 102, 88 and HSL 5°, 87%, 65%. It is a dark colour, so black text on it reaches 6.9:1 contrast (AA for normal text). The nearest named colour is Salmon.

Colour values

#F36658#F36658

HEX#F36658

RGBrgb(243, 102, 88)

RGB (0–1)0.9529, 0.4, 0.3451

RGB percentages95.3%, 40%, 34.5%

HSLhsl(5.4, 86.6%, 64.9%)

HSV / HSBhsv(5.4, 63.8%, 95.3%)

CMYK0%, 58%, 63.8%, 4.7%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer15,951,448

CSS custom property--colour: #F36658;

Brightness & contrast

Relative luminance0.29262WCAG 2.x, 0 is black and 1 is white

Perceived brightness157 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundBlackcontrast 6.85:1

Contrast with white3.06:1WCAG normal text: Fail

Contrast with black6.85:1WCAG normal text: AA

Greyscale equivalent#838383

Inverted#0C99A7

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#8B8056no red cones; affects about 1% of men; ΔE 57.2 from the original

Deuteranopia#AE9F54no green cones; the most common form, about 1% of men; ΔE 58.3 from the original

Tritanopia#FF4A63no blue cones; rare, and affects men and women equally; ΔE 17.9 from the original

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

Contrast with white, large text3.06:1WCAG large text: AA

Contrast with black, large text6.85:1WCAG large text: AAA

Named colours

Salmon · ΔE 12 Tomato · ΔE 12 Coral · ΔE 15.8 Indian red · ΔE 17.5 Light coral · ΔE 19.6 Firebrick · ΔE 22.2

Nearest named CSS colourSalmon (#FA8072)ΔE 11.96, a distinctly different colour

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#58E5F3

Analogous#F35897, #F3B458

Triadic#58F366, #6658F3

Split complementary#58F3B4, #5897F3

Tetradic#97F358, #58E5F3, #B458F3

Tints, shades & saturation

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

Lighter +40%#FFFFFF

Lighter +30%#FDE9E7

Lighter +20%#FABDB7

Lighter +10%#F69288

Darker −10%#F03A28

Darker −20%#D6210F

Darker −30%#A61A0C

Darker −40%#761209

More saturated +25%#FF5C4C

Less saturated −25%#DD786E

Channel breakdown

R243

G102

B88

Red243 (95.3%)

Green102 (40%)

Blue88 (34.5%)

Hue5.42°

Saturation (HSL)86.59%

Lightness64.9%

Dominant channelRed

Hex per channelR F3 · G 66 · B 58

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Harmonies

Lighter and darker

Similar named colours

Also reads as

F36658 (chemical formula)

Formula
696,428.684 g/mol
36658 atoms

F36658 has a molar mass of 696,428.684 g/mol, made up of 36658 atoms across 1 element: 36658 × F.

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Molar mass

Molar mass696,428.684 g/mol

Total atoms per molecule36658

Distinct elements1

Mass of one molecule1.156447 × 10^-18 g

Molecules per gram8.6471751 × 10^17

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 × 36658)696,428.684 g/mol, 100%

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Elements in this formula

Fluorine

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