Recognised as Colour

#3966AE

#3966AE
Blue
Dark
Nearest: Steel blue

#3966AE is a blue with RGB values 57, 102, 174 and HSL 217°, 51%, 45%. It is a dark colour, so white text on it reaches 5.7:1 contrast (AA for normal text). The nearest named colour is Steel blue.

Colour values

#3966AE#3966AE

HEX#3966AE

RGBrgb(57, 102, 174)

RGB (0–1)0.2235, 0.4, 0.6824

RGB percentages22.4%, 40%, 68.2%

HSLhsl(216.9, 50.6%, 45.3%)

HSV / HSBhsv(216.9, 67.2%, 68.2%)

CMYK67.2%, 41.4%, 0%, 31.8%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer3,761,838

CSS custom property--colour: #3966AE;

Brightness & contrast

Relative luminance0.13429WCAG 2.x, 0 is black and 1 is white

Perceived brightness102.6 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 5.7:1

Contrast with white5.7:1WCAG normal text: AA

Contrast with black3.69:1WCAG normal text: Fail

Greyscale equivalent#626262

Inverted#C69951

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#456CB1no red cones; affects about 1% of men; ΔE 3.3 from the original

Deuteranopia#3362ADno green cones; the most common form, about 1% of men; ΔE 2.6 from the original

Tritanopia#007781no blue cones; rare, and affects men and women equally; ΔE 44 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text5.7:1WCAG large text: AAA

Contrast with black, large text3.69:1WCAG large text: AA

Named colours

Steel blue · ΔE 18.9 Cornflower blue · ΔE 19.6 Dark slateblue · ΔE 21.6 Dodgerblue · ΔE 25.9 Royal blue · ΔE 28.8 Slate blue · ΔE 31.3

Nearest named CSS colourSteel blue (#4682B4)ΔE 18.92, a distinctly different colour

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#AE8139

Analogous#39A1AE, #4639AE

Triadic#AE3966, #66AE39

Split complementary#AE4639, #A1AE39

Tetradic#AE39A1, #AE8139, #39AE46

Tints, shades & saturation

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

Lighter +40%#C7D5EC

Lighter +30%#A0B9E0

Lighter +20%#7A9CD3

Lighter +10%#5380C7

Darker −10%#2C4F88

Darker −20%#203961

Darker −30%#13223B

Darker −40%#070C14

More saturated +25%#1C5FCB

Less saturated −25%#566D91

Channel breakdown

R57

G102

B174

Red57 (22.4%)

Green102 (40%)

Blue174 (68.2%)

Hue216.92°

Saturation (HSL)50.65%

Lightness45.29%

Dominant channelBlue

Hex per channelR 39 · G 66 · B AE

Keep nerding

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

#3966AE

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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