Colour

#004ED3

#004ED3
Blue
Dark
Nearest: Royal blue

#004ED3 is a blue with RGB values 0, 78, 211 and HSL 218°, 100%, 41%. It is a dark colour, so white text on it reaches 6.9:1 contrast (AA for normal text). The nearest named colour is Royal blue.

Colour values

#004ED3#004ED3

HEX#004ED3

RGBrgb(0, 78, 211)

RGB (0–1)0, 0.3059, 0.8275

RGB percentages0%, 30.6%, 82.7%

HSLhsl(217.8, 100%, 41.4%)

HSV / HSBhsv(217.8, 100%, 82.7%)

CMYK100%, 63%, 0%, 17.3%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer20,179

CSS custom property--colour: #004ED3;

Brightness & contrast

Relative luminance0.10152WCAG 2.x, 0 is black and 1 is white

Perceived brightness93 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 6.93:1

Contrast with white6.93:1WCAG normal text: AA

Contrast with black3.03:1WCAG normal text: Fail

Greyscale equivalent#474747

Inverted#FFB12C

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#0063D7no red cones; affects about 1% of men; ΔE 15.4 from the original

Deuteranopia#0051D1no green cones; the most common form, about 1% of men; ΔE 3.5 from the original

Tritanopia#007289no blue cones; rare, and affects men and women equally; ΔE 74.6 from the original

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

Contrast with white, large text6.93:1WCAG large text: AAA

Contrast with black, large text3.03:1WCAG large text: AA

Named colours

Royal blue · ΔE 14.6 Slate blue · ΔE 17.2 Medium slateblue · ΔE 17.6 Rebecca purple · ΔE 28.1 Medium purple · ΔE 28.8 Dark blue · ΔE 29

Nearest named CSS colourRoyal blue (#4169E1)ΔE 14.63, a distinctly different colour

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#D38500

Analogous#00B7D3, #1C00D3

Triadic#D3004E, #4ED300

Split complementary#D31C00, #B7D300

Tetradic#D300B7, #D38500, #00D31B

Tints, shades & saturation

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

Lighter +40%#A0C3FF

Lighter +30%#6DA3FF

Lighter +20%#3A83FF

Lighter +10%#0763FF

Darker −10%#003BA0

Darker −20%#00286D

Darker −30%#00153A

Darker −40%#000307

More saturated +25%#004ED3

Less saturated −25%#1A55B9

Channel breakdown

G78

B211

Red0 (0%)

Green78 (30.6%)

Blue211 (82.7%)

Hue217.82°

Saturation (HSL)100%

Lightness41.37%

Dominant channelBlue

Hex per channelR 00 · G 4E · B D3

Keep nerding

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

#004ED3

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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