Colour

#F40049

#F40049
Red
Dark
Nearest: Crimson

#F40049 is a red with RGB values 244, 0, 73 and HSL 342°, 100%, 48%. It is a dark colour, so black text on it reaches 4.9:1 contrast (AA for normal text). The nearest named colour is Crimson.

Colour values

#F40049#F40049

HEX#F40049

RGBrgb(244, 0, 73)

RGB (0–1)0.9569, 0, 0.2863

RGB percentages95.7%, 0%, 28.6%

HSLhsl(342, 100%, 47.8%)

HSV / HSBhsv(342, 100%, 95.7%)

CMYK0%, 100%, 70.1%, 4.3%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer15,990,857

CSS custom property--colour: #F40049;

Brightness & contrast

Relative luminance0.19714WCAG 2.x, 0 is black and 1 is white

Perceived brightness135.7 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundBlackcontrast 4.94:1

Contrast with white4.25:1WCAG normal text: Fail

Contrast with black4.94:1WCAG normal text: AA

Greyscale equivalent#393939

Inverted#0BFFB6

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#635D49no red cones; affects about 1% of men; ΔE 83.5 from the original

Deuteranopia#998B42no green cones; the most common form, about 1% of men; ΔE 84 from the original

Tritanopia#FF002Bno blue cones; rare, and affects men and women equally; ΔE 19.8 from the original

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

Contrast with white, large text4.25:1WCAG large text: AA

Contrast with black, large text4.94:1WCAG large text: AAA

Named colours

Crimson · ΔE 9.3 Firebrick · ΔE 26.7 Tomato · ΔE 27.5 Brown · ΔE 32.5 Red · ΔE 34.9 Indian red · ΔE 35.7

Nearest named CSS colourCrimson (#DC143C)ΔE 9.29, clearly different but related

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#00F4AB

Analogous#F400C3, #F43100

Triadic#49F400, #0049F4

Split complementary#00F431, #00C3F4

Tetradic#C3F400, #00F4AB, #3100F4

Tints, shades & saturation

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

Lighter +40%#FFC1D4

Lighter +30%#FF8EB0

Lighter +20%#FF5B8C

Lighter +10%#FF2868

Darker −10%#C1003A

Darker −20%#8E002A

Darker −30%#5B001B

Darker −40%#28000C

More saturated +25%#F40049

Less saturated −25%#D61F55

Channel breakdown

R244

B73

Red244 (95.7%)

Green0 (0%)

Blue73 (28.6%)

Hue342.05°

Saturation (HSL)100%

Lightness47.84%

Dominant channelRed

Hex per channelR F4 · G 00 · B 49

Keep nerding

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

#F40049

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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