Colour

#5783D5

#5783D5
Blue
Dark
Nearest: Cornflower blue

#5783D5 is a blue with RGB values 87, 131, 213 and HSL 219°, 60%, 59%. It is a dark colour, so black text on it reaches 5.6:1 contrast (AA for normal text). The nearest named colour is Cornflower blue.

Colour values

#5783D5#5783D5

HEX#5783D5

RGBrgb(87, 131, 213)

RGB (0–1)0.3412, 0.5137, 0.8353

RGB percentages34.1%, 51.4%, 83.5%

HSLhsl(219, 60%, 58.8%)

HSV / HSBhsv(219, 59.2%, 83.5%)

CMYK59.2%, 38.5%, 0%, 16.5%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer5,735,381

CSS custom property--colour: #5783D5;

Brightness & contrast

Relative luminance0.23063WCAG 2.x, 0 is black and 1 is white

Perceived brightness132.3 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundBlackcontrast 5.61:1

Contrast with white3.74:1WCAG normal text: Fail

Contrast with black5.61:1WCAG normal text: AA

Greyscale equivalent#808080

Inverted#A87C2A

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#608AD8no red cones; affects about 1% of men; ΔE 3.7 from the original

Deuteranopia#4F7FD3no green cones; the most common form, about 1% of men; ΔE 2.2 from the original

Tritanopia#0095A2no blue cones; rare, and affects men and women equally; ΔE 48.4 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text3.74:1WCAG large text: AA

Contrast with black, large text5.61:1WCAG large text: AAA

Named colours

Cornflower blue · ΔE 7.3 Dodgerblue · ΔE 17.2 Steel blue · ΔE 20.2 Royal blue · ΔE 26 Medium purple · ΔE 27.4 Dark slateblue · ΔE 29.7

Nearest named CSS colourCornflower blue (#6495ED)ΔE 7.27, clearly different but related

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#D5A957

Analogous#57C2D5, #6A57D5

Triadic#D55783, #83D557

Split complementary#D56A57, #C2D557

Tetradic#D557C2, #D5A957, #57D56A

Tints, shades & saturation

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

Lighter +40%#FAFBFE

Lighter +30%#D1DDF4

Lighter +20%#A9BFE9

Lighter +10%#80A1DF

Darker −10%#3266C7

Darker −20%#28519E

Darker −30%#1D3C76

Darker −40%#13274D

More saturated +25%#3D7BEF

Less saturated −25%#718BBB

Channel breakdown

R87

G131

B213

Red87 (34.1%)

Green131 (51.4%)

Blue213 (83.5%)

Hue219.05°

Saturation (HSL)60%

Lightness58.82%

Dominant channelBlue

Hex per channelR 57 · G 83 · B D5

Keep nerding

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#5783D5

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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