Recognised as Colour

#3F5386

#3F5386
Blue
Dark
Nearest: Steel blue

#3F5386 is a blue with RGB values 63, 83, 134 and HSL 223°, 36%, 39%. It is a dark colour, so white text on it reaches 7.5:1 contrast (AAA for normal text). The nearest named colour is Steel blue.

Colour values

#3F5386#3F5386

HEX#3F5386

RGBrgb(63, 83, 134)

RGB (0–1)0.2471, 0.3255, 0.5255

RGB percentages24.7%, 32.5%, 52.5%

HSLhsl(223.1, 36%, 38.6%)

HSV / HSBhsv(223.1, 53%, 52.5%)

CMYK53%, 38.1%, 0%, 47.5%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer4,150,150

CSS custom property--colour: #3F5386;

Brightness & contrast

Relative luminance0.08965WCAG 2.x, 0 is black and 1 is white

Perceived brightness85.3 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 7.52:1

Contrast with white7.52:1WCAG normal text: AAA

Contrast with black2.79:1WCAG normal text: Fail

Greyscale equivalent#525252

Inverted#C0AC79

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#3F5888no red cones; affects about 1% of men; ΔE 3.3 from the original

Deuteranopia#375285no green cones; the most common form, about 1% of men; ΔE 1.9 from the original

Tritanopia#1E5E66no blue cones; rare, and affects men and women equally; ΔE 32.2 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text7.52:1WCAG large text: AAA

Contrast with black, large text2.79:1WCAG large text: Fail

Named colours

Steel blue · ΔE 20.4 Dark slateblue · ΔE 22 Slate grey · ΔE 28.3 Light slate grey · ΔE 29.9 Cornflower blue · ΔE 31.9 Dim grey · ΔE 33

Nearest named CSS colourSteel blue (#4682B4)ΔE 20.42, a distinctly different colour

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#86723F

Analogous#3F7786, #4E3F86

Triadic#863F53, #53863F

Split complementary#864E3F, #77863F

Tetradic#863F77, #86723F, #3F864E

Tints, shades & saturation

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

Lighter +40%#B5C0DC

Lighter +30%#92A2CC

Lighter +20%#6F85BC

Lighter +10%#4F68A9

Darker −10%#2F3E63

Darker −20%#1E2841

Darker −30%#0E131E

Darker −40%#000000

More saturated +25%#26489F

Less saturated −25%#585E6D

Channel breakdown

R63

G83

B134

Red63 (24.7%)

Green83 (32.5%)

Blue134 (52.5%)

Hue223.1°

Saturation (HSL)36.04%

Lightness38.63%

Dominant channelBlue

Hex per channelR 3F · G 53 · B 86

Keep nerding

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

#3F5386

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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