Recognised as Colour

#F00041

#F00041
Red
Dark
Nearest: Crimson

#F00041 is a red with RGB values 240, 0, 65 and HSL 344°, 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

#F00041#F00041

HEX#F00041

RGBrgb(240, 0, 65)

RGB (0–1)0.9412, 0, 0.2549

RGB percentages94.1%, 0%, 25.5%

HSLhsl(343.8, 100%, 47.1%)

HSV / HSBhsv(343.8, 100%, 94.1%)

CMYK0%, 100%, 72.9%, 5.9%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer15,728,705

CSS custom property--colour: #F00041;

Brightness & contrast

Relative luminance0.18907WCAG 2.x, 0 is black and 1 is white

Perceived brightness133.1 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundBlackcontrast 4.78:1

Contrast with white4.39:1WCAG normal text: Fail

Contrast with black4.78:1WCAG normal text: AA

Greyscale equivalent#383838

Inverted#0FFFBE

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#625B41no red cones; affects about 1% of men; ΔE 82.7 from the original

Deuteranopia#978839no green cones; the most common form, about 1% of men; ΔE 82.7 from the original

Tritanopia#FF0027no blue cones; rare, and affects men and women equally; ΔE 18.6 from the original

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

Contrast with white, large text4.39:1WCAG large text: AA

Contrast with black, large text4.78:1WCAG large text: AAA

Named colours

Crimson · ΔE 8 Firebrick · ΔE 24.7 Tomato · ΔE 25.4 Brown · ΔE 31.4 Red · ΔE 31.6 Orange red · ΔE 35.3

Nearest named CSS colourCrimson (#DC143C)ΔE 7.99, clearly different but related

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#00F0AF

Analogous#F000B9, #F03700

Triadic#41F000, #0041F0

Split complementary#00F037, #00B9F0

Tetradic#B9F000, #00F0AF, #3700F0

Tints, shades & saturation

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

Lighter +40%#FFBDCF

Lighter +30%#FF8AAA

Lighter +20%#FF5784

Lighter +10%#FF245F

Darker −10%#BD0033

Darker −20%#8A0025

Darker −30%#570018

Darker −40%#24000A

More saturated +25%#F00041

Less saturated −25%#D21E4F

Channel breakdown

R240

B65

Red240 (94.1%)

Green0 (0%)

Blue65 (25.5%)

Hue343.75°

Saturation (HSL)100%

Lightness47.06%

Dominant channelRed

Hex per channelR F0 · G 00 · B 41

Keep nerding

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

#F00041

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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