Colour

#FF0045

#FF0045
Red
Dark
Nearest: Crimson

#FF0045 is a red with RGB values 255, 0, 69 and HSL 344°, 100%, 50%. It is a dark colour, so black text on it reaches 5.3:1 contrast (AA for normal text). The nearest named colour is Crimson.

Colour values

#FF0045#FF0045

HEX#FF0045

RGBrgb(255, 0, 69)

RGB (0–1)1, 0, 0.2706

RGB percentages100%, 0%, 27.1%

HSLhsl(343.8, 100%, 50%)

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

CMYK0%, 100%, 72.9%, 0%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer16,711,749

CSS custom property--colour: #FF0045;

Brightness & contrast

Relative luminance0.2169WCAG 2.x, 0 is black and 1 is white

Perceived brightness141.4 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundBlackcontrast 5.34:1

Contrast with white3.93:1WCAG normal text: Fail

Contrast with black5.34:1WCAG normal text: AA

Greyscale equivalent#3B3B3B

Inverted#00FFBA

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#696145no red cones; affects about 1% of men; ΔE 86.4 from the original

Deuteranopia#A0913Cno green cones; the most common form, about 1% of men; ΔE 87 from the original

Tritanopia#FF002Ano blue cones; rare, and affects men and women equally; ΔE 14.6 from the original

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

Contrast with white, large text3.93:1WCAG large text: AA

Contrast with black, large text5.34:1WCAG large text: AAA

Named colours

Crimson · ΔE 13.1 Tomato · ΔE 26.4 Firebrick · ΔE 29.3 Red · ΔE 29.4 Orange red · ΔE 34.1 Brown · ΔE 36.3

Nearest named CSS colourCrimson (#DC143C)ΔE 13.1, a distinctly different colour

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#00FFBA

Analogous#FF00C4, #FF3A00

Triadic#45FF00, #0045FF

Split complementary#00FF3A, #00C5FF

Tetradic#C5FF00, #00FFBA, #3B00FF

Tints, shades & saturation

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

Lighter +40%#FFCCDA

Lighter +30%#FF99B5

Lighter +20%#FF668F

Lighter +10%#FF336A

Darker −10%#CC0037

Darker −20%#990029

Darker −30%#66001C

Darker −40%#33000E

More saturated +25%#FF0045

Less saturated −25%#DF2054

Channel breakdown

R255

B69

Red255 (100%)

Green0 (0%)

Blue69 (27.1%)

Hue343.76°

Saturation (HSL)100%

Lightness50%

Dominant channelRed

Hex per channelR FF · G 00 · B 45

Keep nerding

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

#FF0045

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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