Colour

#F40043

#F40043
Red
Dark
Nearest: Crimson

#F40043 is a red with RGB values 244, 0, 67 and HSL 344°, 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

#F40043#F40043

HEX#F40043

RGBrgb(244, 0, 67)

RGB (0–1)0.9569, 0, 0.2627

RGB percentages95.7%, 0%, 26.3%

HSLhsl(343.5, 100%, 47.8%)

HSV / HSBhsv(343.5, 100%, 95.7%)

CMYK0%, 100%, 72.5%, 4.3%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer15,990,851

CSS custom property--colour: #F40043;

Brightness & contrast

Relative luminance0.19638WCAG 2.x, 0 is black and 1 is white

Perceived brightness135.3 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundBlackcontrast 4.93:1

Contrast with white4.26:1WCAG normal text: Fail

Contrast with black4.93:1WCAG normal text: AA

Greyscale equivalent#393939

Inverted#0BFFBC

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#645D43no red cones; affects about 1% of men; ΔE 83.7 from the original

Deuteranopia#998A3Bno green cones; the most common form, about 1% of men; ΔE 83.7 from the original

Tritanopia#FF0028no blue cones; rare, and affects men and women equally; ΔE 17.8 from the original

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

Contrast with white, large text4.26:1WCAG large text: AA

Contrast with black, large text4.93:1WCAG large text: AAA

Named colours

Crimson · ΔE 9.2 Tomato · ΔE 25.8 Firebrick · ΔE 26 Red · ΔE 31.5 Brown · ΔE 32.6 Orange red · ΔE 35.4

Nearest named CSS colourCrimson (#DC143C)ΔE 9.24, clearly different but related

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#00F4B1

Analogous#F400BD, #F43700

Triadic#43F400, #0043F4

Split complementary#00F437, #00BDF4

Tetradic#BDF400, #00F4B1, #3700F4

Tints, shades & saturation

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

Lighter +40%#FFC1D2

Lighter +30%#FF8EAD

Lighter +20%#FF5B88

Lighter +10%#FF2863

Darker −10%#C10035

Darker −20%#8E0027

Darker −30%#5B0019

Darker −40%#28000B

More saturated +25%#F40043

Less saturated −25%#D61F51

Channel breakdown

R244

B67

Red244 (95.7%)

Green0 (0%)

Blue67 (26.3%)

Hue343.52°

Saturation (HSL)100%

Lightness47.84%

Dominant channelRed

Hex per channelR F4 · G 00 · B 43

Keep nerding

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

#F40043

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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