Recognised as Colour

#FF3022

#FF3022
Red
Dark
Nearest: Red

#FF3022 is a red with RGB values 255, 48, 34 and HSL 4°, 100%, 57%. It is a dark colour, so black text on it reaches 5.7:1 contrast (AA for normal text). The nearest named colour is Red.

Colour values

#FF3022#FF3022

HEX#FF3022

RGBrgb(255, 48, 34)

RGB (0–1)1, 0.1882, 0.1333

RGB percentages100%, 18.8%, 13.3%

HSLhsl(3.8, 100%, 56.7%)

HSV / HSBhsv(3.8, 86.7%, 100%)

CMYK0%, 81.2%, 86.7%, 0%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer16,724,002

CSS custom property--colour: #FF3022;

Brightness & contrast

Relative luminance0.23489WCAG 2.x, 0 is black and 1 is white

Perceived brightness144.7 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundBlackcontrast 5.7:1

Contrast with white3.69:1WCAG normal text: Fail

Contrast with black5.7:1WCAG normal text: AA

Greyscale equivalent#5B5B5B

Inverted#00CFDD

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#76681Cno red cones; affects about 1% of men; ΔE 79.9 from the original

Deuteranopia#A8950Fno green cones; the most common form, about 1% of men; ΔE 80 from the original

Tritanopia#FF0030no blue cones; rare, and affects men and women equally; ΔE 11.1 from the original

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

Contrast with white, large text3.69:1WCAG large text: AA

Contrast with black, large text5.7:1WCAG large text: AAA

Named colours

Red · ΔE 11.2 Orange red · ΔE 12.8 Tomato · ΔE 21 Crimson · ΔE 26.1 Firebrick · ΔE 31.9 Coral · ΔE 32.8

Nearest named CSS colourRed (#FF0000)ΔE 11.22, a distinctly different colour

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#22F1FF

Analogous#FF2282, #FF9F22

Triadic#22FF30, #3022FF

Split complementary#22FF9F, #2282FF

Tetradic#82FF22, #22F1FF, #9F22FF

Tints, shades & saturation

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

Lighter +40%#FFEFEE

Lighter +30%#FFBFBB

Lighter +20%#FF9088

Lighter +10%#FF6055

Darker −10%#EE0F00

Darker −20%#BB0C00

Darker −30%#880900

Darker −40%#550500

More saturated +25%#FF3022

Less saturated −25%#E3483E

Channel breakdown

R255

G48

B34

Red255 (100%)

Green48 (18.8%)

Blue34 (13.3%)

Hue3.8°

Saturation (HSL)100%

Lightness56.67%

Dominant channelRed

Hex per channelR FF · G 30 · B 22

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Harmonies

Lighter and darker

Similar named colours

Also reads as

FF3022 (chemical formula)

Formula
57,430.954 g/mol
3023 atoms

FF3022 has a molar mass of 57,430.954 g/mol, made up of 3023 atoms across 1 element: 3023 × F.

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Molar mass

Molar mass57,430.954 g/mol

Total atoms per molecule3023

Distinct elements1

Mass of one molecule9.5366343 × 10^-20 g

Molecules per gram1.048588 × 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 × 3023)57,430.954 g/mol, 100%

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Elements in this formula

Fluorine

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