Colour

#13009A

#13009A
Blue
Dark
Nearest: Dark blue

#13009A is a blue with RGB values 19, 0, 154 and HSL 247°, 100%, 30%. It is a dark colour, so white text on it reaches 14.1:1 contrast (AAA for normal text). The nearest named colour is Dark blue.

Colour values

#13009A#13009A

HEX#13009A

RGBrgb(19, 0, 154)

RGB (0–1)0.0745, 0, 0.6039

RGB percentages7.5%, 0%, 60.4%

HSLhsl(247.4, 100%, 30.2%)

HSV / HSBhsv(247.4, 100%, 60.4%)

CMYK87.7%, 100%, 0%, 39.6%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer1,245,338

CSS custom property--colour: #13009A;

Brightness & contrast

Relative luminance0.02472WCAG 2.x, 0 is black and 1 is white

Perceived brightness53 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 14.05:1

Contrast with white14.05:1WCAG normal text: AAA

Contrast with black1.49:1WCAG normal text: Fail

Greyscale equivalent#0F0F0F

Inverted#ECFF65

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#00339Eno red cones; affects about 1% of men; ΔE 27.7 from the original

Deuteranopia#002398no green cones; the most common form, about 1% of men; ΔE 18 from the original

Tritanopia#003D58no blue cones; rare, and affects men and women equally; ΔE 80.2 from the original

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

Contrast with white, large text14.05:1WCAG large text: AAA

Contrast with black, large text1.49:1WCAG large text: Fail

Named colours

Dark blue · ΔE 6.7 Navy · ΔE 11.9 Indigo · ΔE 20 Medium blue · ΔE 23.6 Blue violet · ΔE 28.9 Dark orchid · ΔE 30.5

Nearest named CSS colourDark blue (#00008B)ΔE 6.65, clearly different but related

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#879A00

Analogous#003A9A, #60009A

Triadic#9A1300, #009A13

Split complementary#9A6000, #3A9A00

Tetradic#9A003A, #879A00, #009A60

Tints, shades & saturation

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

Lighter +40%#7A67FF

Lighter +30%#4D34FF

Lighter +20%#2001FF

Lighter +10%#1900CD

Darker −10%#0D0067

Darker −20%#060034

Darker −30%#000001

Darker −40%#000000

More saturated +25%#13009A

Less saturated −25%#221387

Channel breakdown

R19

B154

Red19 (7.5%)

Green0 (0%)

Blue154 (60.4%)

Hue247.4°

Saturation (HSL)100%

Lightness30.2%

Dominant channelBlue

Hex per channelR 13 · G 00 · B 9A

Keep nerding

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#13009A

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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