Colour

#003BA3

#003BA3
Blue
Dark
Nearest: Midnight blue

#003BA3 is a blue with RGB values 0, 59, 163 and HSL 218°, 100%, 32%. It is a dark colour, so white text on it reaches 9.7:1 contrast (AAA for normal text). The nearest named colour is Midnight blue.

Colour values

#003BA3#003BA3

HEX#003BA3

RGBrgb(0, 59, 163)

RGB (0–1)0, 0.2314, 0.6392

RGB percentages0%, 23.1%, 63.9%

HSLhsl(218.3, 100%, 32%)

HSV / HSBhsv(218.3, 100%, 63.9%)

CMYK100%, 63.8%, 0%, 36.1%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer15,267

CSS custom property--colour: #003BA3;

Brightness & contrast

Relative luminance0.05772WCAG 2.x, 0 is black and 1 is white

Perceived brightness71.2 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 9.75:1

Contrast with white9.75:1WCAG normal text: AAA

Contrast with black2.15:1WCAG normal text: Fail

Greyscale equivalent#363636

Inverted#FFC45C

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#004BA6no red cones; affects about 1% of men; ΔE 12.3 from the original

Deuteranopia#003DA1no green cones; the most common form, about 1% of men; ΔE 2.9 from the original

Tritanopia#005769no blue cones; rare, and affects men and women equally; ΔE 61.2 from the original

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

Contrast with white, large text9.75:1WCAG large text: AAA

Contrast with black, large text2.15:1WCAG large text: Fail

Named colours

Midnight blue · ΔE 17.3 Dark slateblue · ΔE 18.2 Slate blue · ΔE 18.8 Royal blue · ΔE 19.7 Rebecca purple · ΔE 20.6 Navy · ΔE 26

Nearest named CSS colourMidnight blue (#191970)ΔE 17.26, a distinctly different colour

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#A36800

Analogous#008DA3, #1600A3

Triadic#A3003B, #3BA300

Split complementary#A31600, #8DA300

Tetradic#A3008D, #A36800, #00A316

Tints, shades & saturation

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

Lighter +40%#70A4FF

Lighter +30%#3D83FF

Lighter +20%#0A63FF

Lighter +10%#004DD6

Darker −10%#002970

Darker −20%#00163D

Darker −30%#00040A

Darker −40%#000000

More saturated +25%#003BA3

Less saturated −25%#14418F

Channel breakdown

G59

B163

Red0 (0%)

Green59 (23.1%)

Blue163 (63.9%)

Hue218.28°

Saturation (HSL)100%

Lightness31.96%

Dominant channelBlue

Hex per channelR 00 · G 3B · B A3

Keep nerding

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#003BA3

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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