Colour

#00037B

#00037B
Blue
Dark
Nearest: Navy

#00037B is a blue with RGB values 0, 3, 123 and HSL 239°, 100%, 24%. It is a dark colour, so white text on it reaches 16.2:1 contrast (AAA for normal text). The nearest named colour is Navy.

Colour values

#00037B#00037B

HEX#00037B

RGBrgb(0, 3, 123)

RGB (0–1)0, 0.0118, 0.4824

RGB percentages0%, 1.2%, 48.2%

HSLhsl(238.5, 100%, 24.1%)

HSV / HSBhsv(238.5, 100%, 48.2%)

CMYK100%, 97.6%, 0%, 51.8%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer891

CSS custom property--colour: #00037B;

Brightness & contrast

Relative luminance0.01495WCAG 2.x, 0 is black and 1 is white

Perceived brightness41.6 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 16.17:1

Contrast with white16.17:1WCAG normal text: AAA

Contrast with black1.3:1WCAG normal text: Fail

Greyscale equivalent#0B0B0B

Inverted#FFFC84

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#00277Eno red cones; affects about 1% of men; ΔE 22.5 from the original

Deuteranopia#001979no green cones; the most common form, about 1% of men; ΔE 13.6 from the original

Tritanopia#003046no blue cones; rare, and affects men and women equally; ΔE 67.3 from the original

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

Contrast with white, large text16.17:1WCAG large text: AAA

Contrast with black, large text1.3:1WCAG large text: Fail

Named colours

Navy · ΔE 3.7 Dark blue · ΔE 8.8 Indigo · ΔE 13.7 Midnight blue · ΔE 18.5 Rebecca purple · ΔE 25.4 Dark slateblue · ΔE 33

Nearest named CSS colourNavy (#000080)ΔE 3.69, a close match

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#7B7800

Analogous#00417B, #3A007B

Triadic#7B0003, #037B00

Split complementary#7B3A00, #417B00

Tetradic#7B0041, #7B7800, #007B3A

Tints, shades & saturation

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

Lighter +40%#484CFF

Lighter +30%#151BFF

Lighter +20%#0005E1

Lighter +10%#0004AE

Darker −10%#000248

Darker −20%#000115

Darker −30%#000000

Darker −40%#000000

More saturated +25%#00037B

Less saturated −25%#0F126C

Channel breakdown

B123

Red0 (0%)

Green3 (1.2%)

Blue123 (48.2%)

Hue238.54°

Saturation (HSL)100%

Lightness24.12%

Dominant channelBlue

Hex per channelR 00 · G 03 · B 7B

Keep nerding

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#00037B

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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