Recognised as Colour

#0B133B

#0B133B
Blue
Dark
Nearest: Midnight blue

#0B133B is a blue with RGB values 11, 19, 59 and HSL 230°, 69%, 14%. It is a dark colour, so white text on it reaches 17.9:1 contrast (AAA for normal text). The nearest named colour is Midnight blue.

Colour values

#0B133B#0B133B

HEX#0B133B

RGBrgb(11, 19, 59)

RGB (0–1)0.0431, 0.0745, 0.2314

RGB percentages4.3%, 7.5%, 23.1%

HSLhsl(230, 68.6%, 13.7%)

HSV / HSBhsv(230, 81.4%, 23.1%)

CMYK81.4%, 67.8%, 0%, 76.9%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer725,819

CSS custom property--colour: #0B133B;

Brightness & contrast

Relative luminance0.00853WCAG 2.x, 0 is black and 1 is white

Perceived brightness25.4 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 17.94:1

Contrast with white17.94:1WCAG normal text: AAA

Contrast with black1.17:1WCAG normal text: Fail

Greyscale equivalent#141414

Inverted#F4ECC4

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#00193Cno red cones; affects about 1% of men; ΔE 6.6 from the original

Deuteranopia#00153Ano green cones; the most common form, about 1% of men; ΔE 4 from the original

Tritanopia#001D24no blue cones; rare, and affects men and women equally; ΔE 28.2 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text17.94:1WCAG large text: AAA

Contrast with black, large text1.17:1WCAG large text: Fail

Named colours

Midnight blue · ΔE 30.5 Dark slateblue · ΔE 30.6 Black · ΔE 30.9 Dark slate grey · ΔE 41.3 Rebecca purple · ΔE 44 Dim grey · ΔE 47.3

Nearest named CSS colourMidnight blue (#191970)ΔE 30.51, a distinctly different colour

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#3B330B

Analogous#0B2B3B, #1B0B3B

Triadic#3B0B13, #133B0B

Split complementary#3B1B0B, #2B3B0B

Tetradic#3B0B2B, #3B330B, #0B3B1B

Tints, shades & saturation

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

Lighter +40%#3853DA

Lighter +30%#233DBC

Lighter +20%#1B2F91

Lighter +10%#132166

Darker −10%#030510

Darker −20%#000000

Darker −30%#000000

Darker −40%#000000

More saturated +25%#020D44

Less saturated −25%#141932

Channel breakdown

R11

G19

B59

Red11 (4.3%)

Green19 (7.5%)

Blue59 (23.1%)

Hue230°

Saturation (HSL)68.57%

Lightness13.73%

Dominant channelBlue

Hex per channelR 0B · G 13 · B 3B

Keep nerding

Every link below is a page Nerdulator can generate from what it already knows about this value.

#0B133B

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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