Colour

#0000BA

#0000BA
Blue
Dark
Nearest: Medium blue

#0000BA is a blue with RGB values 0, 0, 186 and HSL 240°, 100%, 36%. It is a dark colour, so white text on it reaches 12.3:1 contrast (AAA for normal text). The nearest named colour is Medium blue.

Colour values

#0000BA#0000BA

HEX#0000BA

RGBrgb(0, 0, 186)

RGB (0–1)0, 0, 0.7294

RGB percentages0%, 0%, 72.9%

HSLhsl(240, 100%, 36.5%)

HSV / HSBhsv(240, 100%, 72.9%)

CMYK100%, 100%, 0%, 27.1%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer186

CSS custom property--colour: #0000BA;

Brightness & contrast

Relative luminance0.03545WCAG 2.x, 0 is black and 1 is white

Perceived brightness62.8 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 12.29:1

Contrast with white12.29:1WCAG normal text: AAA

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

Greyscale equivalent#0D0D0D

Inverted#FFFF45

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#003EBEno red cones; affects about 1% of men; ΔE 31.6 from the original

Deuteranopia#002AB7no green cones; the most common form, about 1% of men; ΔE 19.9 from the original

Tritanopia#004C6Cno blue cones; rare, and affects men and women equally; ΔE 93.1 from the original

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

Contrast with white, large text12.29:1WCAG large text: AAA

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

Named colours

Medium blue · ΔE 8.5 Dark blue · ΔE 21.6 Blue violet · ΔE 23.8 Dark violet · ΔE 26.7 Navy · ΔE 26.9 Blue · ΔE 30

Nearest named CSS colourMedium blue (#0000CD)ΔE 8.45, clearly different but related

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#BABA00

Analogous#005DBA, #5D00BA

Triadic#BA0000, #00BA00

Split complementary#BA5D00, #5DBA00

Tetradic#BA005D, #BABA00, #00BA5D

Tints, shades & saturation

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

Lighter +40%#8787FF

Lighter +30%#5454FF

Lighter +20%#2121FF

Lighter +10%#0000ED

Darker −10%#000087

Darker −20%#000054

Darker −30%#000021

Darker −40%#000000

More saturated +25%#0000BA

Less saturated −25%#1717A3

Channel breakdown

B186

Red0 (0%)

Green0 (0%)

Blue186 (72.9%)

Hue240°

Saturation (HSL)100%

Lightness36.47%

Dominant channelBlue

Hex per channelR 00 · G 00 · B BA

Keep nerding

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#0000BA

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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