Recognised as Colour

#F0004D

#F0004D
Red
Dark
Nearest: Crimson

#F0004D is a red with RGB values 240, 0, 77 and HSL 341°, 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

#F0004D#F0004D

HEX#F0004D

RGBrgb(240, 0, 77)

RGB (0–1)0.9412, 0, 0.302

RGB percentages94.1%, 0%, 30.2%

HSLhsl(340.8, 100%, 47.1%)

HSV / HSBhsv(340.8, 100%, 94.1%)

CMYK0%, 100%, 67.9%, 5.9%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer15,728,717

CSS custom property--colour: #F0004D;

Brightness & contrast

Relative luminance0.19061WCAG 2.x, 0 is black and 1 is white

Perceived brightness133.8 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundBlackcontrast 4.81:1

Contrast with white4.36:1WCAG normal text: Fail

Contrast with black4.81:1WCAG normal text: AA

Greyscale equivalent#393939

Inverted#0FFFB2

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#605C4Dno red cones; affects about 1% of men; ΔE 82.7 from the original

Deuteranopia#968846no green cones; the most common form, about 1% of men; ΔE 82.6 from the original

Tritanopia#FF002Dno blue cones; rare, and affects men and women equally; ΔE 22.4 from the original

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

Contrast with white, large text4.36:1WCAG large text: AA

Contrast with black, large text4.81:1WCAG large text: AAA

Named colours

Crimson · ΔE 9.5 Firebrick · ΔE 26.7 Tomato · ΔE 29.2 Brown · ΔE 31.5 Indian red · ΔE 34.2 Deep pink · ΔE 35.5

Nearest named CSS colourCrimson (#DC143C)ΔE 9.47, clearly different but related

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#00F0A3

Analogous#F000C5, #F02B00

Triadic#4DF000, #004DF0

Split complementary#00F02B, #00C5F0

Tetradic#C5F000, #00F0A3, #2B00F0

Tints, shades & saturation

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

Lighter +40%#FFBDD2

Lighter +30%#FF8AB0

Lighter +20%#FF578D

Lighter +10%#FF246A

Darker −10%#BD003D

Darker −20%#8A002C

Darker −30%#57001C

Darker −40%#24000C

More saturated +25%#F0004D

Less saturated −25%#D21E58

Channel breakdown

R240

B77

Red240 (94.1%)

Green0 (0%)

Blue77 (30.2%)

Hue340.75°

Saturation (HSL)100%

Lightness47.06%

Dominant channelRed

Hex per channelR F0 · G 00 · B 4D

Keep nerding

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

#F0004D

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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