Recognised as Colour

#F80907

#F80907
Red
Dark
Nearest: Red

#F80907 is a red with RGB values 248, 9, 7 and HSL 0°, 95%, 50%. It is a dark colour, so black text on it reaches 5:1 contrast (AA for normal text). The nearest named colour is Red.

Colour values

#F80907#F80907

HEX#F80907

RGBrgb(248, 9, 7)

RGB (0–1)0.9725, 0.0353, 0.0275

RGB percentages97.3%, 3.5%, 2.7%

HSLhsl(0.5, 94.5%, 50%)

HSV / HSBhsv(0.5, 97.2%, 97.3%)

CMYK0%, 96.4%, 97.2%, 2.7%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer16,255,239

CSS custom property--colour: #F80907;

Brightness & contrast

Relative luminance0.20167WCAG 2.x, 0 is black and 1 is white

Perceived brightness135.8 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundBlackcontrast 5.03:1

Contrast with white4.17:1WCAG normal text: Fail

Contrast with black5.03:1WCAG normal text: AA

Greyscale equivalent#3C3C3C

Inverted#07F6F8

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#6A5D00no red cones; affects about 1% of men; ΔE 84.5 from the original

Deuteranopia#9F8D00no green cones; the most common form, about 1% of men; ΔE 83.7 from the original

Tritanopia#FF0014no blue cones; rare, and affects men and women equally; ΔE 3.5 from the original

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

Contrast with white, large text4.17:1WCAG large text: AA

Contrast with black, large text5.03:1WCAG large text: AAA

Named colours

Red · ΔE 4 Orange red · ΔE 12.5 Tomato · ΔE 28.6 Crimson · ΔE 31.7 Firebrick · ΔE 36.7 Coral · ΔE 39.5

Nearest named CSS colourRed (#FF0000)ΔE 4.03, a close match

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#07F6F8

Analogous#F8077E, #F88107

Triadic#07F809, #0907F8

Split complementary#07F881, #077EF8

Tetradic#7EF807, #07F6F8, #8107F8

Tints, shades & saturation

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

Lighter +40%#FECECD

Lighter +30%#FC9D9C

Lighter +20%#FB6B6A

Lighter +10%#F93A39

Darker −10%#C60706

Darker −20%#950504

Darker −30%#630403

Darker −40%#320201

More saturated +25%#FF0200

Less saturated −25%#D82827

Channel breakdown

R248

Red248 (97.3%)

Green9 (3.5%)

Blue7 (2.7%)

Hue0.5°

Saturation (HSL)94.51%

Lightness50%

Dominant channelRed

Hex per channelR F8 · G 09 · B 07

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Harmonies

Lighter and darker

Similar named colours

Also reads as

F80907 (chemical formula)

Formula
1,537,071.186 g/mol
80907 atoms

F80907 has a molar mass of 1,537,071.186 g/mol, made up of 80907 atoms across 1 element: 80907 × F.

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Molar mass

Molar mass1,537,071.186 g/mol

Total atoms per molecule80907

Distinct elements1

Mass of one molecule2.5523668 × 10^-18 g

Molecules per gram3.9179322 × 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 × 80907)1,537,071.186 g/mol, 100%

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Elements in this formula

Fluorine

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