Colour

#0056DA

#0056DA
Blue
Dark
Nearest: Royal blue

#0056DA is a blue with RGB values 0, 86, 218 and HSL 216°, 100%, 43%. It is a dark colour, so white text on it reaches 6.3:1 contrast (AA for normal text). The nearest named colour is Royal blue.

Colour values

#0056DA#0056DA

HEX#0056DA

RGBrgb(0, 86, 218)

RGB (0–1)0, 0.3373, 0.8549

RGB percentages0%, 33.7%, 85.5%

HSLhsl(216.3, 100%, 42.7%)

HSV / HSBhsv(216.3, 100%, 85.5%)

CMYK100%, 60.6%, 0%, 14.5%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer22,234

CSS custom property--colour: #0056DA;

Brightness & contrast

Relative luminance0.11718WCAG 2.x, 0 is black and 1 is white

Perceived brightness98.8 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 6.28:1

Contrast with white6.28:1WCAG normal text: AA

Contrast with black3.34:1WCAG normal text: Fail

Greyscale equivalent#4D4D4D

Inverted#FFA925

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#006ADEno red cones; affects about 1% of men; ΔE 14.5 from the original

Deuteranopia#0057D8no green cones; the most common form, about 1% of men; ΔE 1.9 from the original

Tritanopia#007990no blue cones; rare, and affects men and women equally; ΔE 73.4 from the original

Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning

Contrast with white, large text6.28:1WCAG large text: AAA

Contrast with black, large text3.34:1WCAG large text: AA

Named colours

Royal blue · ΔE 11.5 Slate blue · ΔE 16.5 Medium slateblue · ΔE 16.8 Medium purple · ΔE 27.4 Rebecca purple · ΔE 29.3 Dodgerblue · ΔE 29.9

Nearest named CSS colourRoyal blue (#4169E1)ΔE 11.54, a distinctly different colour

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#DA8400

Analogous#00C3DA, #1700DA

Triadic#DA0056, #56DA00

Split complementary#DA1700, #C3DA00

Tetradic#DA00C3, #DA8400, #00DA17

Tints, shades & saturation

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

Lighter +40%#A7CAFF

Lighter +30%#74ABFF

Lighter +20%#418CFF

Lighter +10%#0E6DFF

Darker −10%#0042A7

Darker −20%#002E74

Darker −30%#001A41

Darker −40%#00060E

More saturated +25%#0056DA

Less saturated −25%#1B5CBF

Channel breakdown

G86

B218

Red0 (0%)

Green86 (33.7%)

Blue218 (85.5%)

Hue216.33°

Saturation (HSL)100%

Lightness42.75%

Dominant channelBlue

Hex per channelR 00 · G 56 · B DA

Keep nerding

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

#0056DA

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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