Colour

#000B43

#000B43
Blue
Dark
Nearest: Midnight blue

#000B43 is a blue with RGB values 0, 11, 67 and HSL 230°, 100%, 13%. It is a dark colour, so white text on it reaches 18.6:1 contrast (AAA for normal text). The nearest named colour is Midnight blue.

Colour values

#000B43#000B43

HEX#000B43

RGBrgb(0, 11, 67)

RGB (0–1)0, 0.0431, 0.2627

RGB percentages0%, 4.3%, 26.3%

HSLhsl(230.1, 100%, 13.1%)

HSV / HSBhsv(230.1, 100%, 26.3%)

CMYK100%, 83.6%, 0%, 73.7%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer2,883

CSS custom property--colour: #000B43;

Brightness & contrast

Relative luminance0.00645WCAG 2.x, 0 is black and 1 is white

Perceived brightness24.1 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 18.6:1

Contrast with white18.6:1WCAG normal text: AAA

Contrast with black1.13:1WCAG normal text: Fail

Greyscale equivalent#0D0D0D

Inverted#FFF4BC

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#001645no red cones; affects about 1% of men; ΔE 8.3 from the original

Deuteranopia#000F42no green cones; the most common form, about 1% of men; ΔE 3.6 from the original

Tritanopia#001C26no blue cones; rare, and affects men and women equally; ΔE 37.1 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text18.6:1WCAG large text: AAA

Contrast with black, large text1.13:1WCAG large text: Fail

Named colours

Midnight blue · ΔE 20.6 Dark slateblue · ΔE 26.5 Rebecca purple · ΔE 37.2 Indigo · ΔE 39 Navy · ΔE 40.5 Black · ΔE 41.4

Nearest named CSS colourMidnight blue (#191970)ΔE 20.64, a distinctly different colour

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#433800

Analogous#002D43, #160043

Triadic#43000B, #0B4300

Split complementary#431600, #2D4300

Tetradic#43002D, #433800, #004316

Tints, shades & saturation

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

Lighter +40%#1037FF

Lighter +30%#0024DC

Lighter +20%#001CA9

Lighter +10%#001376

Darker −10%#000310

Darker −20%#000000

Darker −30%#000000

Darker −40%#000000

More saturated +25%#000B43

Less saturated −25%#08113B

Channel breakdown

G11

B67

Red0 (0%)

Green11 (4.3%)

Blue67 (26.3%)

Hue230.15°

Saturation (HSL)100%

Lightness13.14%

Dominant channelBlue

Hex per channelR 00 · G 0B · B 43

Keep nerding

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#000B43

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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