Recognised as Colour

#356DB7

#356DB7
Blue
Dark
Nearest: Cornflower blue

#356DB7 is a blue with RGB values 53, 109, 183 and HSL 214°, 55%, 46%. It is a dark colour, so white text on it reaches 5.2:1 contrast (AA for normal text). The nearest named colour is Cornflower blue.

Colour values

#356DB7#356DB7

HEX#356DB7

RGBrgb(53, 109, 183)

RGB (0–1)0.2078, 0.4275, 0.7176

RGB percentages20.8%, 42.7%, 71.8%

HSLhsl(214.2, 55.1%, 46.3%)

HSV / HSBhsv(214.2, 71%, 71.8%)

CMYK71%, 40.4%, 0%, 28.2%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer3,501,495

CSS custom property--colour: #356DB7;

Brightness & contrast

Relative luminance0.15113WCAG 2.x, 0 is black and 1 is white

Perceived brightness107.9 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 5.22:1

Contrast with white5.22:1WCAG normal text: AA

Contrast with black4.02:1WCAG normal text: Fail

Greyscale equivalent#666666

Inverted#CA9248

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#4A73BAno red cones; affects about 1% of men; ΔE 4.1 from the original

Deuteranopia#3667B6no green cones; the most common form, about 1% of men; ΔE 4.6 from the original

Tritanopia#007E89no blue cones; rare, and affects men and women equally; ΔE 43.7 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text5.22:1WCAG large text: AAA

Contrast with black, large text4.02:1WCAG large text: AA

Named colours

Cornflower blue · ΔE 17 Steel blue · ΔE 17.7 Dodgerblue · ΔE 23.5 Dark slateblue · ΔE 24.5 Royal blue · ΔE 28.6 Medium purple · ΔE 31.9

Nearest named CSS colourCornflower blue (#6495ED)ΔE 17.03, a distinctly different colour

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#B77F35

Analogous#35AEB7, #3E35B7

Triadic#B7356D, #6DB735

Split complementary#B73E35, #AEB735

Tetradic#B735AE, #B77F35, #35B73E

Tints, shades & saturation

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

Lighter +40%#C9D9EF

Lighter +30%#A1BEE4

Lighter +20%#7AA2D8

Lighter +10%#5287CD

Darker −10%#2A558F

Darker −20%#1E3E68

Darker −30%#132640

Darker −40%#070F19

More saturated +25%#1869D4

Less saturated −25%#527199

Channel breakdown

R53

G109

B183

Red53 (20.8%)

Green109 (42.7%)

Blue183 (71.8%)

Hue214.15°

Saturation (HSL)55.08%

Lightness46.27%

Dominant channelBlue

Hex per channelR 35 · G 6D · B B7

Keep nerding

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

#356DB7

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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