Recognised as Colour

#FE454C

#FE454C
Red
Dark
Nearest: Crimson

#FE454C is a red with RGB values 254, 69, 76 and HSL 358°, 99%, 63%. It is a dark colour, so black text on it reaches 6.2:1 contrast (AA for normal text). The nearest named colour is Crimson.

Colour values

#FE454C#FE454C

HEX#FE454C

RGBrgb(254, 69, 76)

RGB (0–1)0.9961, 0.2706, 0.298

RGB percentages99.6%, 27.1%, 29.8%

HSLhsl(357.7, 98.9%, 63.3%)

HSV / HSBhsv(357.7, 72.8%, 99.6%)

CMYK0%, 72.8%, 70.1%, 0.4%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer16,663,884

CSS custom property--colour: #FE454C;

Brightness & contrast

Relative luminance0.25849WCAG 2.x, 0 is black and 1 is white

Perceived brightness150.8 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundBlackcontrast 6.17:1

Contrast with white3.4:1WCAG normal text: Fail

Contrast with black6.17:1WCAG normal text: AA

Greyscale equivalent#6D6D6D

Inverted#01BAB3

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#7B724Ano red cones; affects about 1% of men; ΔE 74.3 from the original

Deuteranopia#A99A46no green cones; the most common form, about 1% of men; ΔE 74.9 from the original

Tritanopia#FF004Ano blue cones; rare, and affects men and women equally; ΔE 13.6 from the original

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

Contrast with white, large text3.4:1WCAG large text: AA

Contrast with black, large text6.17:1WCAG large text: AAA

Named colours

Crimson · ΔE 12.1 Tomato · ΔE 14.3 Firebrick · ΔE 23 Coral · ΔE 27.1 Salmon · ΔE 27.5 Brown · ΔE 29.3

Nearest named CSS colourCrimson (#DC143C)ΔE 12.14, a distinctly different colour

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#45FEF7

Analogous#FE45A8, #FE9B45

Triadic#4CFE45, #454CFE

Split complementary#45FE9B, #45A8FE

Tetradic#A8FE45, #45FEF7, #9B45FE

Tints, shades & saturation

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

Lighter +40%#FFFFFF

Lighter +30%#FFDDDE

Lighter +20%#FFAAAE

Lighter +10%#FE787D

Darker −10%#FE121B

Darker −20%#DC0109

Darker −30%#A90107

Darker −40%#760105

More saturated +25%#FF444B

Less saturated −25%#E75C62

Channel breakdown

R254

G69

B76

Red254 (99.6%)

Green69 (27.1%)

Blue76 (29.8%)

Hue357.73°

Saturation (HSL)98.93%

Lightness63.33%

Dominant channelRed

Hex per channelR FE · G 45 · B 4C

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Harmonies

Lighter and darker

Similar named colours

Also reads as

Fe454C (chemical formula)

Formula
25,365.641 g/mol
455 atoms

Fe454C has a molar mass of 25,365.641 g/mol, made up of 455 atoms across 2 elements: 454 × Fe, 1 × C.

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Molar mass

Molar mass25,365.641 g/mol

Total atoms per molecule455

Distinct elements2

Mass of one molecule4.2120638 × 10^-20 g

Molecules per gram2.3741331 × 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

Fe100%

C0%

Iron (Fe × 454)25,353.63 g/mol, 99.953%

Carbon (C)12.011 g/mol, 0.047%

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