Colour

#F30045

#F30045
Red
Dark
Nearest: Crimson

#F30045 is a red with RGB values 243, 0, 69 and HSL 343°, 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

#F30045#F30045

HEX#F30045

RGBrgb(243, 0, 69)

RGB (0–1)0.9529, 0, 0.2706

RGB percentages95.3%, 0%, 27.1%

HSLhsl(343, 100%, 47.6%)

HSV / HSBhsv(343, 100%, 95.3%)

CMYK0%, 100%, 71.6%, 4.7%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer15,925,317

CSS custom property--colour: #F30045;

Brightness & contrast

Relative luminance0.19484WCAG 2.x, 0 is black and 1 is white

Perceived brightness134.9 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundBlackcontrast 4.9:1

Contrast with white4.29:1WCAG normal text: Fail

Contrast with black4.9:1WCAG normal text: AA

Greyscale equivalent#393939

Inverted#0CFFBA

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#635D45no red cones; affects about 1% of men; ΔE 83.6 from the original

Deuteranopia#988A3Dno green cones; the most common form, about 1% of men; ΔE 83.9 from the original

Tritanopia#FF0029no blue cones; rare, and affects men and women equally; ΔE 18.8 from the original

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

Contrast with white, large text4.29:1WCAG large text: AA

Contrast with black, large text4.9:1WCAG large text: AAA

Named colours

Crimson · ΔE 8.8 Firebrick · ΔE 25.9 Tomato · ΔE 26.3 Brown · ΔE 32.2 Red · ΔE 32.9 Indian red · ΔE 36

Nearest named CSS colourCrimson (#DC143C)ΔE 8.78, clearly different but related

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#00F3AE

Analogous#F300BE, #F33500

Triadic#45F300, #0045F3

Split complementary#00F335, #00BEF3

Tetradic#BEF300, #00F3AE, #3500F3

Tints, shades & saturation

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

Lighter +40%#FFC0D2

Lighter +30%#FF8DAD

Lighter +20%#FF5A89

Lighter +10%#FF2764

Darker −10%#C00037

Darker −20%#8D0028

Darker −30%#5A001A

Darker −40%#27000B

More saturated +25%#F30045

Less saturated −25%#D51E52

Channel breakdown

R243

B69

Red243 (95.3%)

Green0 (0%)

Blue69 (27.1%)

Hue342.96°

Saturation (HSL)100%

Lightness47.65%

Dominant channelRed

Hex per channelR F3 · G 00 · B 45

Keep nerding

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#F30045

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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