Colour

#005AAD

#005AAD
Blue
Dark
Nearest: Dark slateblue

#005AAD is a blue with RGB values 0, 90, 173 and HSL 209°, 100%, 34%. It is a dark colour, so white text on it reaches 6.8:1 contrast (AA for normal text). The nearest named colour is Dark slateblue.

Colour values

#005AAD#005AAD

HEX#005AAD

RGBrgb(0, 90, 173)

RGB (0–1)0, 0.3529, 0.6784

RGB percentages0%, 35.3%, 67.8%

HSLhsl(208.8, 100%, 33.9%)

HSV / HSBhsv(208.8, 100%, 67.8%)

CMYK100%, 48%, 0%, 32.2%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer23,213

CSS custom property--colour: #005AAD;

Brightness & contrast

Relative luminance0.10329WCAG 2.x, 0 is black and 1 is white

Perceived brightness90.4 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 6.85:1

Contrast with white6.85:1WCAG normal text: AA

Contrast with black3.07:1WCAG normal text: Fail

Greyscale equivalent#4D4D4D

Inverted#FFA552

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#2962B0no red cones; affects about 1% of men; ΔE 5 from the original

Deuteranopia#0054ABno green cones; the most common form, about 1% of men; ΔE 4.2 from the original

Tritanopia#006E7Bno blue cones; rare, and affects men and women equally; ΔE 48.1 from the original

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

Contrast with white, large text6.85:1WCAG large text: AAA

Contrast with black, large text3.07:1WCAG large text: AA

Named colours

Dark slateblue · ΔE 19.2 Royal blue · ΔE 23.5 Cornflower blue · ΔE 23.6 Dodgerblue · ΔE 24.6 Steel blue · ΔE 27.3 Slate blue · ΔE 27.4

Nearest named CSS colourDark slateblue (#483D8B)ΔE 19.24, a distinctly different colour

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#AD5300

Analogous#00ADAA, #0003AD

Triadic#AD005A, #5AAD00

Split complementary#AD0003, #ADAA00

Tetradic#AA00AD, #AD5300, #03AD00

Tints, shades & saturation

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

Lighter +40%#7ABFFF

Lighter +30%#47A7FF

Lighter +20%#148EFF

Lighter +10%#0075E0

Darker −10%#003F7A

Darker −20%#002547

Darker −30%#000A14

Darker −40%#000000

More saturated +25%#005AAD

Less saturated −25%#165997

Channel breakdown

G90

B173

Red0 (0%)

Green90 (35.3%)

Blue173 (67.8%)

Hue208.79°

Saturation (HSL)100%

Lightness33.92%

Dominant channelBlue

Hex per channelR 00 · G 5A · B AD

Keep nerding

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#005AAD

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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