Recognised as Colour

#FC1622

#FC1622
Red
Dark
Nearest: Red

#FC1622 is a red with RGB values 252, 22, 34 and HSL 357°, 97%, 54%. 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

#FC1622#FC1622

HEX#FC1622

RGBrgb(252, 22, 34)

RGB (0–1)0.9882, 0.0863, 0.1333

RGB percentages98.8%, 8.6%, 13.3%

HSLhsl(356.9, 97.5%, 53.7%)

HSV / HSBhsv(356.9, 91.3%, 98.8%)

CMYK0%, 91.3%, 86.5%, 1.2%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer16,520,738

CSS custom property--colour: #FC1622;

Brightness & contrast

Relative luminance0.21385WCAG 2.x, 0 is black and 1 is white

Perceived brightness139.3 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundBlackcontrast 5.28:1

Contrast with white3.98:1WCAG normal text: Fail

Contrast with black5.28:1WCAG normal text: AA

Greyscale equivalent#484848

Inverted#03E9DD

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#6D611Eno red cones; affects about 1% of men; ΔE 84.3 from the original

Deuteranopia#A2900Eno green cones; the most common form, about 1% of men; ΔE 83.9 from the original

Tritanopia#FF0021no blue cones; rare, and affects men and women equally; ΔE 2.6 from the original

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

Contrast with white, large text3.98:1WCAG large text: AA

Contrast with black, large text5.28:1WCAG large text: AAA

Named colours

Red · ΔE 11.4 Orange red · ΔE 17 Tomato · ΔE 23.9 Crimson · ΔE 24.3 Firebrick · ΔE 32 Coral · ΔE 36.4

Nearest named CSS colourRed (#FF0000)ΔE 11.38, a distinctly different colour

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#16FCF0

Analogous#FC1695, #FC7D16

Triadic#22FC16, #1622FC

Split complementary#16FC7D, #1695FC

Tetradic#95FC16, #16FCF0, #7D16FC

Tints, shades & saturation

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

Lighter +40%#FFDFE1

Lighter +30%#FEADB1

Lighter +20%#FD7B82

Lighter +10%#FD4852

Darker −10%#DC030E

Darker −20%#AA020B

Darker −30%#770208

Darker −40%#450104

More saturated +25%#FF131F

Less saturated −25%#DF333C

Channel breakdown

R252

G22

B34

Red252 (98.8%)

Green22 (8.6%)

Blue34 (13.3%)

Hue356.87°

Saturation (HSL)97.46%

Lightness53.73%

Dominant channelRed

Hex per channelR FC · G 16 · B 22

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Harmonies

Lighter and darker

Similar named colours

Also reads as

FC1622 (chemical formula)

Formula
19,500.84 g/mol
1623 atoms

FC1622 has a molar mass of 19,500.84 g/mol, made up of 1623 atoms across 2 elements: 1 × F, 1622 × C.

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Molar mass

Molar mass19,500.84 g/mol

Total atoms per molecule1623

Distinct elements2

Mass of one molecule3.2381907 × 10^-20 g

Molecules per gram3.0881443 × 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

F0.1%

C99.9%

Fluorine (F)18.998 g/mol, 0.097%

Carbon (C × 1622)19,481.842 g/mol, 99.903%

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Elements in this formula

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