Recognised as Colour

#F00047

#F00047
Red
Dark
Nearest: Crimson

#F00047 is a red with RGB values 240, 0, 71 and HSL 342°, 100%, 47%. It is a dark colour, so black text on it reaches 4.8:1 contrast (AA for normal text). The nearest named colour is Crimson.

Colour values

#F00047#F00047

HEX#F00047

RGBrgb(240, 0, 71)

RGB (0–1)0.9412, 0, 0.2784

RGB percentages94.1%, 0%, 27.8%

HSLhsl(342.3, 100%, 47.1%)

HSV / HSBhsv(342.3, 100%, 94.1%)

CMYK0%, 100%, 70.4%, 5.9%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer15,728,711

CSS custom property--colour: #F00047;

Brightness & contrast

Relative luminance0.1898WCAG 2.x, 0 is black and 1 is white

Perceived brightness133.4 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundBlackcontrast 4.8:1

Contrast with white4.38:1WCAG normal text: Fail

Contrast with black4.8:1WCAG normal text: AA

Greyscale equivalent#383838

Inverted#0FFFB8

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#615C47no red cones; affects about 1% of men; ΔE 82.9 from the original

Deuteranopia#968840no green cones; the most common form, about 1% of men; ΔE 82.8 from the original

Tritanopia#FF002Ano blue cones; rare, and affects men and women equally; ΔE 20.5 from the original

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

Contrast with white, large text4.38:1WCAG large text: AA

Contrast with black, large text4.8:1WCAG large text: AAA

Named colours

Crimson · ΔE 8 Firebrick · ΔE 25.4 Tomato · ΔE 27.1 Brown · ΔE 31.2 Indian red · ΔE 34.8 Red · ΔE 35

Nearest named CSS colourCrimson (#DC143C)ΔE 8.02, clearly different but related

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#00F0A9

Analogous#F000BF, #F03100

Triadic#47F000, #0047F0

Split complementary#00F031, #00BFF0

Tetradic#BFF000, #00F0A9, #3100F0

Tints, shades & saturation

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

Lighter +40%#FFBDD1

Lighter +30%#FF8AAD

Lighter +20%#FF5789

Lighter +10%#FF2465

Darker −10%#BD0038

Darker −20%#8A0029

Darker −30%#57001A

Darker −40%#24000B

More saturated +25%#F00047

Less saturated −25%#D21E53

Channel breakdown

R240

B71

Red240 (94.1%)

Green0 (0%)

Blue71 (27.8%)

Hue342.25°

Saturation (HSL)100%

Lightness47.06%

Dominant channelRed

Hex per channelR F0 · G 00 · B 47

Keep nerding

Every link below is a page Nerdulator can generate from what it already knows about this value.

#F00047

Colour values

Brightness & contrast

Colour vision & accessibility

Named colours

Colour harmonies

Tints, shades & saturation

Channel breakdown

Keep nerding

Harmonies

Lighter and darker

Similar named colours

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