Colour

#FF225E

#FF225E
Red
Dark
Nearest: Crimson

#FF225E is a red with RGB values 255, 34, 94 and HSL 344°, 100%, 57%. It is a dark colour, so black text on it reaches 5.6:1 contrast (AA for normal text). The nearest named colour is Crimson.

Colour values

#FF225E#FF225E

HEX#FF225E

RGBrgb(255, 34, 94)

RGB (0–1)1, 0.1333, 0.3686

RGB percentages100%, 13.3%, 36.9%

HSLhsl(343.7, 100%, 56.7%)

HSV / HSBhsv(343.7, 86.7%, 100%)

CMYK0%, 86.7%, 63.1%, 0%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer16,720,478

CSS custom property--colour: #FF225E;

Brightness & contrast

Relative luminance0.23212WCAG 2.x, 0 is black and 1 is white

Perceived brightness145.4 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundBlackcontrast 5.64:1

Contrast with white3.72:1WCAG normal text: Fail

Contrast with black5.64:1WCAG normal text: AA

Greyscale equivalent#555555

Inverted#00DDA1

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#6B685Eno red cones; affects about 1% of men; ΔE 82.8 from the original

Deuteranopia#A19458no green cones; the most common form, about 1% of men; ΔE 83.4 from the original

Tritanopia#FF003Fno blue cones; rare, and affects men and women equally; ΔE 16.4 from the original

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

Contrast with white, large text3.72:1WCAG large text: AA

Contrast with black, large text5.64:1WCAG large text: AAA

Named colours

Crimson · ΔE 14.4 Tomato · ΔE 30.8 Firebrick · ΔE 30.9 Deep pink · ΔE 31.3 Indian red · ΔE 34.3 Brown · ΔE 34.7

Nearest named CSS colourCrimson (#DC143C)ΔE 14.37, a distinctly different colour

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#22FFC3

Analogous#FF22CC, #FF5522

Triadic#5EFF22, #225EFF

Split complementary#22FF55, #22CCFF

Tetradic#CCFF22, #22FFC3, #5522FF

Tints, shades & saturation

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

Lighter +40%#FFEEF3

Lighter +30%#FFBBCD

Lighter +20%#FF88A8

Lighter +10%#FF5583

Darker −10%#EE0041

Darker −20%#BB0033

Darker −30%#880025

Darker −40%#550017

More saturated +25%#FF225E

Less saturated −25%#E33E6B

Channel breakdown

R255

G34

B94

Red255 (100%)

Green34 (13.3%)

Blue94 (36.9%)

Hue343.71°

Saturation (HSL)100%

Lightness56.67%

Dominant channelRed

Hex per channelR FF · G 22 · B 5E

Keep nerding

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#FF225E

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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