Colour

#5553DC

#5553DC
Blue
Dark
Nearest: Medium slateblue

#5553DC is a blue with RGB values 85, 83, 220 and HSL 241°, 66%, 59%. It is a dark colour, so white text on it reaches 5.7:1 contrast (AA for normal text). The nearest named colour is Medium slateblue.

Colour values

#5553DC#5553DC

HEX#5553DC

RGBrgb(85, 83, 220)

RGB (0–1)0.3333, 0.3255, 0.8627

RGB percentages33.3%, 32.5%, 86.3%

HSLhsl(240.9, 66.2%, 59.4%)

HSV / HSBhsv(240.9, 62.3%, 86.3%)

CMYK61.4%, 62.3%, 0%, 13.7%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer5,592,028

CSS custom property--colour: #5553DC;

Brightness & contrast

Relative luminance0.13285WCAG 2.x, 0 is black and 1 is white

Perceived brightness108.3 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 5.74:1

Contrast with white5.74:1WCAG normal text: AA

Contrast with black3.66:1WCAG normal text: Fail

Greyscale equivalent#5D5D5D

Inverted#AAAC23

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#006CE0no red cones; affects about 1% of men; ΔE 22.4 from the original

Deuteranopia#0060D9no green cones; the most common form, about 1% of men; ΔE 16.8 from the original

Tritanopia#007590no blue cones; rare, and affects men and women equally; ΔE 75.4 from the original

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

Contrast with white, large text5.74:1WCAG large text: AAA

Contrast with black, large text3.66:1WCAG large text: AA

Named colours

Medium slateblue · ΔE 10 Slate blue · ΔE 13.3 Royal blue · ΔE 16.2 Medium purple · ΔE 23.5 Rebecca purple · ΔE 25.1 Dark orchid · ΔE 26

Nearest named CSS colourMedium slateblue (#7B68EE)ΔE 10.05, a distinctly different colour

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#DADC53

Analogous#5395DC, #9A53DC

Triadic#DC5553, #53DC55

Split complementary#DC9A53, #96DC53

Tetradic#DC5395, #DADC53, #53DC99

Tints, shades & saturation

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

Lighter +40%#FDFDFE

Lighter +30%#D3D2F6

Lighter +20%#A9A8ED

Lighter +10%#7F7DE5

Darker −10%#2D2BD1

Darker −20%#2422A7

Darker −30%#1B197D

Darker −40%#121152

More saturated +25%#3C39F6

Less saturated −25%#6E6DC2

Channel breakdown

R85

G83

B220

Red85 (33.3%)

Green83 (32.5%)

Blue220 (86.3%)

Hue240.88°

Saturation (HSL)66.18%

Lightness59.41%

Dominant channelBlue

Hex per channelR 55 · G 53 · B DC

Keep nerding

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#5553DC

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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