Colour

#004ADE

#004ADE
Blue
Dark
Nearest: Medium slateblue

#004ADE is a blue with RGB values 0, 74, 222 and HSL 220°, 100%, 44%. It is a dark colour, so white text on it reaches 6.9:1 contrast (AA for normal text). The nearest named colour is Medium slateblue.

Colour values

#004ADE#004ADE

HEX#004ADE

RGBrgb(0, 74, 222)

RGB (0–1)0, 0.2902, 0.8706

RGB percentages0%, 29%, 87.1%

HSLhsl(220, 100%, 43.5%)

HSV / HSBhsv(220, 100%, 87.1%)

CMYK100%, 66.7%, 0%, 12.9%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer19,166

CSS custom property--colour: #004ADE;

Brightness & contrast

Relative luminance0.10171WCAG 2.x, 0 is black and 1 is white

Perceived brightness94 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 6.92:1

Contrast with white6.92:1WCAG normal text: AA

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

Greyscale equivalent#454545

Inverted#FFB521

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#0064E3no red cones; affects about 1% of men; ΔE 18.6 from the original

Deuteranopia#0050DBno green cones; the most common form, about 1% of men; ΔE 6.3 from the original

Tritanopia#00738Eno blue cones; rare, and affects men and women equally; ΔE 81.4 from the original

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

Contrast with white, large text6.92:1WCAG large text: AAA

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

Named colours

Medium slateblue · ΔE 19.9 Royal blue · ΔE 22.3 Slate blue · ΔE 23.3 Dark blue · ΔE 27.6 Blue violet · ΔE 29.9 Navy · ΔE 30

Nearest named CSS colourMedium slateblue (#7B68EE)ΔE 19.85, a distinctly different colour

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#DE9400

Analogous#00B9DE, #2500DE

Triadic#DE004A, #4ADE00

Split complementary#DE2500, #B9DE00

Tetradic#DE00B9, #DE9400, #00DE25

Tints, shades & saturation

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

Lighter +40%#ABC7FF

Lighter +30%#78A5FF

Lighter +20%#4583FF

Lighter +10%#1261FF

Darker −10%#0039AB

Darker −20%#002878

Darker −30%#001745

Darker −40%#000612

More saturated +25%#004ADE

Less saturated −25%#1C53C2

Channel breakdown

G74

B222

Red0 (0%)

Green74 (29%)

Blue222 (87.1%)

Hue220°

Saturation (HSL)100%

Lightness43.53%

Dominant channelBlue

Hex per channelR 00 · G 4A · B DE

Keep nerding

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#004ADE

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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