Colour

#040046

#040046
Blue
Dark
Nearest: Midnight blue

#040046 is a blue with RGB values 4, 0, 70 and HSL 243°, 100%, 14%. It is a dark colour, so white text on it reaches 19.2:1 contrast (AAA for normal text). The nearest named colour is Midnight blue.

Colour values

#040046#040046

HEX#040046

RGBrgb(4, 0, 70)

RGB (0–1)0.0157, 0, 0.2745

RGB percentages1.6%, 0%, 27.5%

HSLhsl(243.4, 100%, 13.7%)

HSV / HSBhsv(243.4, 100%, 27.5%)

CMYK94.3%, 100%, 0%, 72.5%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer262,214

CSS custom property--colour: #040046;

Brightness & contrast

Relative luminance0.00468WCAG 2.x, 0 is black and 1 is white

Perceived brightness23.7 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 19.2:1

Contrast with white19.2:1WCAG normal text: AAA

Contrast with black1.09:1WCAG normal text: Fail

Greyscale equivalent#060606

Inverted#FBFFB9

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#001248no red cones; affects about 1% of men; ΔE 11.6 from the original

Deuteranopia#000B45no green cones; the most common form, about 1% of men; ΔE 7.7 from the original

Tritanopia#001825no blue cones; rare, and affects men and women equally; ΔE 42.6 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text19.2:1WCAG large text: AAA

Contrast with black, large text1.09:1WCAG large text: Fail

Named colours

Midnight blue · ΔE 15.3 Dark slateblue · ΔE 26.7 Indigo · ΔE 31.6 Navy · ΔE 32.4 Rebecca purple · ΔE 33.1 Dark blue · ΔE 37.7

Nearest named CSS colourMidnight blue (#191970)ΔE 15.28, a distinctly different colour

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#424600

Analogous#001F46, #270046

Triadic#460400, #004604

Split complementary#462700, #1F4600

Tetradic#46001F, #424600, #004627

Tints, shades & saturation

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

Lighter +40%#2013FF

Lighter +30%#0D00DF

Lighter +20%#0A00AC

Lighter +10%#070079

Darker −10%#010013

Darker −20%#000000

Darker −30%#000000

Darker −40%#000000

More saturated +25%#040046

Less saturated −25%#0C093D

Channel breakdown

B70

Red4 (1.6%)

Green0 (0%)

Blue70 (27.5%)

Hue243.43°

Saturation (HSL)100%

Lightness13.73%

Dominant channelBlue

Hex per channelR 04 · G 00 · B 46

Keep nerding

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#040046

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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