Recognised as Colour

#CF2622

#CF2622
Red
Dark
Nearest: Firebrick

#CF2622 is a red with RGB values 207, 38, 34 and HSL 1°, 72%, 47%. It is a dark colour, so white text on it reaches 5.3:1 contrast (AA for normal text). The nearest named colour is Firebrick.

Colour values

#CF2622#CF2622

HEX#CF2622

RGBrgb(207, 38, 34)

RGB (0–1)0.8118, 0.149, 0.1333

RGB percentages81.2%, 14.9%, 13.3%

HSLhsl(1.4, 71.8%, 47.3%)

HSV / HSBhsv(1.4, 83.6%, 81.2%)

CMYK0%, 81.6%, 83.6%, 18.8%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer13,575,714

CSS custom property--colour: #CF2622;

Brightness & contrast

Relative luminance0.14767WCAG 2.x, 0 is black and 1 is white

Perceived brightness117.4 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 5.31:1

Contrast with white5.31:1WCAG normal text: AA

Contrast with black3.95:1WCAG normal text: Fail

Greyscale equivalent#4A4A4A

Inverted#30D9DD

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#5E541Fno red cones; affects about 1% of men; ΔE 68.5 from the original

Deuteranopia#877818no green cones; the most common form, about 1% of men; ΔE 68.2 from the original

Tritanopia#E40028no blue cones; rare, and affects men and women equally; ΔE 11.2 from the original

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

Contrast with white, large text5.31:1WCAG large text: AAA

Contrast with black, large text3.95:1WCAG large text: AA

Named colours

Firebrick · ΔE 12.5 Crimson · ΔE 14.4 Tomato · ΔE 17.7 Dark red · ΔE 21.6 Brown · ΔE 21.7 Maroon · ΔE 26.1

Nearest named CSS colourFirebrick (#B22222)ΔE 12.46, a distinctly different colour

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#22CBCF

Analogous#CF2274, #CF7C22

Triadic#22CF26, #2622CF

Split complementary#22CF7D, #2274CF

Tetradic#74CF22, #22CBCF, #7D22CF

Tints, shades & saturation

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

Lighter +40%#F6C8C7

Lighter +30%#EF9D9B

Lighter +20%#E77270

Lighter +10%#E04744

Darker −10%#A31E1B

Darker −20%#771614

Darker −30%#4C0E0C

Darker −40%#200605

More saturated +25%#ED0904

Less saturated −25%#B14340

Channel breakdown

R207

G38

B34

Red207 (81.2%)

Green38 (14.9%)

Blue34 (13.3%)

Hue1.39°

Saturation (HSL)71.78%

Lightness47.25%

Dominant channelRed

Hex per channelR CF · G 26 · B 22

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Harmonies

Lighter and darker

Similar named colours

Also reads as

CF2622 (chemical formula)

Formula
49,824.767 g/mol
2623 atoms

CF2622 has a molar mass of 49,824.767 g/mol, made up of 2623 atoms across 2 elements: 1 × C, 2622 × F.

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Molar mass

Molar mass49,824.767 g/mol

Total atoms per molecule2623

Distinct elements2

Mass of one molecule8.2735972 × 10^-20 g

Molecules per gram1.2086641 × 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

C0%

F100%

Carbon (C)12.011 g/mol, 0.024%

Fluorine (F × 2622)49,812.756 g/mol, 99.976%

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