Colour

#0B1137

#0B1137
Blue
Dark
Nearest: Black

#0B1137 is a blue with RGB values 11, 17, 55 and HSL 232°, 67%, 13%. It is a dark colour, so white text on it reaches 18.3:1 contrast (AAA for normal text). The nearest named colour is Black.

Colour values

#0B1137#0B1137

HEX#0B1137

RGBrgb(11, 17, 55)

RGB (0–1)0.0431, 0.0667, 0.2157

RGB percentages4.3%, 6.7%, 21.6%

HSLhsl(231.8, 66.7%, 12.9%)

HSV / HSBhsv(231.8, 80%, 21.6%)

CMYK80%, 69.1%, 0%, 78.4%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer725,303

CSS custom property--colour: #0B1137;

Brightness & contrast

Relative luminance0.00748WCAG 2.x, 0 is black and 1 is white

Perceived brightness23.5 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 18.27:1

Contrast with white18.27:1WCAG normal text: AAA

Contrast with black1.15:1WCAG normal text: Fail

Greyscale equivalent#121212

Inverted#F4EEC8

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#001738no red cones; affects about 1% of men; ΔE 6.4 from the original

Deuteranopia#001336no green cones; the most common form, about 1% of men; ΔE 4.3 from the original

Tritanopia#001A21no blue cones; rare, and affects men and women equally; ΔE 26.1 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text18.27:1WCAG large text: AAA

Contrast with black, large text1.15:1WCAG large text: Fail

Named colours

Black · ΔE 29.2 Midnight blue · ΔE 32.1 Dark slateblue · ΔE 32.2 Dark slate grey · ΔE 40.8 Rebecca purple · ΔE 45.5 Dim grey · ΔE 47.2

Nearest named CSS colourBlack (#000000)ΔE 29.25, a distinctly different colour

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#37310B

Analogous#0B2737, #1B0B37

Triadic#370B11, #11370B

Split complementary#371B0B, #27370B

Tetradic#370B27, #37310B, #0B371B

Tints, shades & saturation

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

Lighter +40%#374DD7

Lighter +30%#2538B7

Lighter +20%#1C2B8C

Lighter +10%#131E62

Darker −10%#03040D

Darker −20%#000000

Darker −30%#000000

Darker −40%#000000

More saturated +25%#030B3F

Less saturated −25%#13172F

Channel breakdown

R11

G17

B55

Red11 (4.3%)

Green17 (6.7%)

Blue55 (21.6%)

Hue231.82°

Saturation (HSL)66.67%

Lightness12.94%

Dominant channelBlue

Hex per channelR 0B · G 11 · B 37

Keep nerding

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

#0B1137

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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