Recognised as Colour

#3F5472

#3F5472
Blue
Dark
Nearest: Slate grey

#3F5472 is a blue with RGB values 63, 84, 114 and HSL 215°, 29%, 35%. It is a dark colour, so white text on it reaches 7.7:1 contrast (AAA for normal text). The nearest named colour is Slate grey.

Colour values

#3F5472#3F5472

HEX#3F5472

RGBrgb(63, 84, 114)

RGB (0–1)0.2471, 0.3294, 0.4471

RGB percentages24.7%, 32.9%, 44.7%

HSLhsl(215.3, 28.8%, 34.7%)

HSV / HSBhsv(215.3, 44.7%, 44.7%)

CMYK44.7%, 26.3%, 0%, 55.3%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer4,150,386

CSS custom property--colour: #3F5472;

Brightness & contrast

Relative luminance0.08612WCAG 2.x, 0 is black and 1 is white

Perceived brightness82.5 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 7.71:1

Contrast with white7.71:1WCAG normal text: AAA

Contrast with black2.72:1WCAG normal text: Fail

Greyscale equivalent#525252

Inverted#C0AB8D

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#495673no red cones; affects about 1% of men; ΔE 2.9 from the original

Deuteranopia#435171no green cones; the most common form, about 1% of men; ΔE 2.9 from the original

Tritanopia#2C5B5Eno blue cones; rare, and affects men and women equally; ΔE 20.4 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text7.71:1WCAG large text: AAA

Contrast with black, large text2.72:1WCAG large text: Fail

Named colours

Slate grey · ΔE 20 Dark slate grey · ΔE 20.6 Dim grey · ΔE 21.7 Steel blue · ΔE 21.8 Light slate grey · ΔE 22.6 Gray · ΔE 26.9

Nearest named CSS colourSlate grey (#708090)ΔE 20.02, a distinctly different colour

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#725D3F

Analogous#3F6E72, #433F72

Triadic#723F54, #54723F

Split complementary#72443F, #6D723F

Tetradic#723F6E, #725D3F, #3F7244

Tints, shades & saturation

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

Lighter +40%#ACBBD1

Lighter +30%#8BA0BF

Lighter +20%#6A86AD

Lighter +10%#516C93

Darker −10%#2D3C51

Darker −20%#1B2430

Darker −30%#090B0F

Darker −40%#000000

More saturated +25%#295088

Less saturated −25%#55585C

Channel breakdown

R63

G84

B114

Red63 (24.7%)

Green84 (32.9%)

Blue114 (44.7%)

Hue215.29°

Saturation (HSL)28.81%

Lightness34.71%

Dominant channelBlue

Hex per channelR 3F · G 54 · B 72

Keep nerding

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

#3F5472

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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