Recognised as Colour

#F92500

#F92500
Red
Dark
Nearest: Red

#F92500 is a red with RGB values 249, 37, 0 and HSL 9°, 100%, 49%. It is a dark colour, so black text on it reaches 5.3:1 contrast (AA for normal text). The nearest named colour is Red.

Colour values

#F92500#F92500

HEX#F92500

RGBrgb(249, 37, 0)

RGB (0–1)0.9765, 0.1451, 0

RGB percentages97.6%, 14.5%, 0%

HSLhsl(8.9, 100%, 48.8%)

HSV / HSBhsv(8.9, 100%, 97.6%)

CMYK0%, 85.1%, 100%, 2.4%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer16,327,936

CSS custom property--colour: #F92500;

Brightness & contrast

Relative luminance0.21463WCAG 2.x, 0 is black and 1 is white

Perceived brightness139.1 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundBlackcontrast 5.29:1

Contrast with white3.97:1WCAG normal text: Fail

Contrast with black5.29:1WCAG normal text: AA

Greyscale equivalent#4F4F4F

Inverted#06DAFF

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#716200no red cones; affects about 1% of men; ΔE 80.7 from the original

Deuteranopia#A39000no green cones; the most common form, about 1% of men; ΔE 80.1 from the original

Tritanopia#FF0024no blue cones; rare, and affects men and women equally; ΔE 12.7 from the original

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

Contrast with white, large text3.97:1WCAG large text: AA

Contrast with black, large text5.29:1WCAG large text: AAA

Named colours

Red · ΔE 5.7 Orange red · ΔE 8.2 Tomato · ΔE 27.5 Crimson · ΔE 33.7 Firebrick · ΔE 37.2 Coral · ΔE 37.4

Nearest named CSS colourRed (#FF0000)ΔE 5.67, clearly different but related

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#00D4F9

Analogous#F90057, #F9A200

Triadic#00F925, #2500F9

Split complementary#00F9A1, #0058F9

Tetradic#57F900, #00D4F9, #A100F9

Tints, shades & saturation

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

Lighter +40%#FFCEC6

Lighter +30%#FFA393

Lighter +20%#FF7860

Lighter +10%#FF4C2D

Darker −10%#C61D00

Darker −20%#931600

Darker −30%#600E00

Darker −40%#2D0700

More saturated +25%#F92500

Less saturated −25%#DA3B1F

Channel breakdown

R249

G37

Red249 (97.6%)

Green37 (14.5%)

Blue0 (0%)

Hue8.92°

Saturation (HSL)100%

Lightness48.82%

Dominant channelRed

Hex per channelR F9 · G 25 · B 00

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Harmonies

Lighter and darker

Similar named colours

Also reads as

F92500 (chemical formula)

Formula
1,757,315 g/mol
92500 atoms

F92500 has a molar mass of 1,757,315 g/mol, made up of 92500 atoms across 1 element: 92500 × F.

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Molar mass

Molar mass1,757,315 g/mol

Total atoms per molecule92500

Distinct elements1

Mass of one molecule2.9180902 × 10^-18 g

Molecules per gram3.4268989 × 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 × 92500)1,757,315 g/mol, 100%

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Elements in this formula

Fluorine

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