Colour

#01144B

#01144B
Blue
Dark
Nearest: Midnight blue

#01144B is a blue with RGB values 1, 20, 75 and HSL 225°, 97%, 15%. It is a dark colour, so white text on it reaches 17.5:1 contrast (AAA for normal text). The nearest named colour is Midnight blue.

Colour values

#01144B#01144B

HEX#01144B

RGBrgb(1, 20, 75)

RGB (0–1)0.0039, 0.0784, 0.2941

RGB percentages0.4%, 7.8%, 29.4%

HSLhsl(224.6, 97.4%, 14.9%)

HSV / HSBhsv(224.6, 98.7%, 29.4%)

CMYK98.7%, 73.3%, 0%, 70.6%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer70,731

CSS custom property--colour: #01144B;

Brightness & contrast

Relative luminance0.01015WCAG 2.x, 0 is black and 1 is white

Perceived brightness29.6 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 17.46:1

Contrast with white17.46:1WCAG normal text: AAA

Contrast with black1.2:1WCAG normal text: Fail

Greyscale equivalent#141414

Inverted#FEEBB4

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#001D4Dno red cones; affects about 1% of men; ΔE 7.7 from the original

Deuteranopia#00164Ano green cones; the most common form, about 1% of men; ΔE 2.6 from the original

Tritanopia#00232Dno blue cones; rare, and affects men and women equally; ΔE 36.8 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text17.46:1WCAG large text: AAA

Contrast with black, large text1.2:1WCAG large text: Fail

Named colours

Midnight blue · ΔE 20.4 Dark slateblue · ΔE 23.9 Rebecca purple · ΔE 36.2 Indigo · ΔE 39.5 Black · ΔE 41.2 Navy · ΔE 41.3

Nearest named CSS colourMidnight blue (#191970)ΔE 20.44, a distinctly different colour

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#4B3801

Analogous#01394B, #13014B

Triadic#4B0114, #144B01

Split complementary#4B1301, #394B01

Tetradic#4B0139, #4B3801, #014B13

Tints, shades & saturation

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

Lighter +40%#1C56FC

Lighter +30%#033CE2

Lighter +20%#022FB0

Lighter +10%#02217D

Darker −10%#000719

Darker −20%#000000

Darker −30%#000000

Darker −40%#000000

More saturated +25%#00144C

Less saturated −25%#0A1942

Channel breakdown

G20

B75

Red1 (0.4%)

Green20 (7.8%)

Blue75 (29.4%)

Hue224.59°

Saturation (HSL)97.37%

Lightness14.9%

Dominant channelBlue

Hex per channelR 01 · G 14 · B 4B

Keep nerding

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#01144B

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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