Recognised as Colour

#0018AA

#0018AA
Blue
Dark
Nearest: Dark blue

#0018AA is a blue with RGB values 0, 24, 170 and HSL 232°, 100%, 33%. It is a dark colour, so white text on it reaches 12.3:1 contrast (AAA for normal text). The nearest named colour is Dark blue.

Colour values

#0018AA#0018AA

HEX#0018AA

RGBrgb(0, 24, 170)

RGB (0–1)0, 0.0941, 0.6667

RGB percentages0%, 9.4%, 66.7%

HSLhsl(231.5, 100%, 33.3%)

HSV / HSBhsv(231.5, 100%, 66.7%)

CMYK100%, 85.9%, 0%, 33.3%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer6,314

CSS custom property--colour: #0018AA;

Brightness & contrast

Relative luminance0.03556WCAG 2.x, 0 is black and 1 is white

Perceived brightness60.3 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 12.27:1

Contrast with white12.27:1WCAG normal text: AAA

Contrast with black1.71:1WCAG normal text: Fail

Greyscale equivalent#1D1D1D

Inverted#FFE755

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#003DAEno red cones; affects about 1% of men; ΔE 24.6 from the original

Deuteranopia#002CA8no green cones; the most common form, about 1% of men; ΔE 13.9 from the original

Tritanopia#004A64no blue cones; rare, and affects men and women equally; ΔE 81.7 from the original

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

Contrast with white, large text12.27:1WCAG large text: AAA

Contrast with black, large text1.71:1WCAG large text: Fail

Named colours

Dark blue · ΔE 10 Navy · ΔE 14.5 Indigo · ΔE 22.2 Medium blue · ΔE 23.1 Blue violet · ΔE 27.6 Dark orchid · ΔE 29.9

Nearest named CSS colourDark blue (#00008B)ΔE 10.02, a distinctly different colour

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#AA9200

Analogous#006DAA, #3D00AA

Triadic#AA0018, #18AA00

Split complementary#AA3D00, #6DAA00

Tetradic#AA006D, #AA9200, #00AA3D

Tints, shades & saturation

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

Lighter +40%#778AFF

Lighter +30%#445EFF

Lighter +20%#1133FF

Lighter +10%#001FDD

Darker −10%#001177

Darker −20%#000A44

Darker −30%#000211

Darker −40%#000000

More saturated +25%#0018AA

Less saturated −25%#152795

Channel breakdown

G24

B170

Red0 (0%)

Green24 (9.4%)

Blue170 (66.7%)

Hue231.53°

Saturation (HSL)100%

Lightness33.33%

Dominant channelBlue

Hex per channelR 00 · G 18 · B AA

Keep nerding

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

#0018AA

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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