Recognised as Colour

#0B1820

#0B1820
Blue
Dark
Nearest: Black

#0B1820 is a blue with RGB values 11, 24, 32 and HSL 203°, 49%, 8%. It is a dark colour, so white text on it reaches 18:1 contrast (AAA for normal text). The nearest named colour is Black.

Colour values

#0B1820#0B1820

HEX#0B1820

RGBrgb(11, 24, 32)

RGB (0–1)0.0431, 0.0941, 0.1255

RGB percentages4.3%, 9.4%, 12.5%

HSLhsl(202.9, 48.8%, 8.4%)

HSV / HSBhsv(202.9, 65.6%, 12.5%)

CMYK65.6%, 25%, 0%, 87.5%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer727,072

CSS custom property--colour: #0B1820;

Brightness & contrast

Relative luminance0.00829WCAG 2.x, 0 is black and 1 is white

Perceived brightness22.2 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 18.01:1

Contrast with white18.01:1WCAG normal text: AAA

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

Greyscale equivalent#161616

Inverted#F4E7DF

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#141820no red cones; affects about 1% of men; ΔE 3.4 from the original

Deuteranopia#111620no green cones; the most common form, about 1% of men; ΔE 3.4 from the original

Tritanopia#031A1Bno blue cones; rare, and affects men and women equally; ΔE 6.5 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text18.01:1WCAG large text: AAA

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

Named colours

Black · ΔE 10.8 Dark slate grey · ΔE 25.7 Dim grey · ΔE 37.7 Slate grey · ΔE 45.5 Gray · ΔE 46.7 Teal · ΔE 48.5

Nearest named CSS colourBlack (#000000)ΔE 10.78, a distinctly different colour

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#20130B

Analogous#0B201E, #0B0D20

Triadic#200B18, #18200B

Split complementary#200B0D, #201E0B

Tetradic#1E0B20, #20130B, #0D200B

Tints, shades & saturation

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

Lighter +40%#3F8AB8

Lighter +30%#326D92

Lighter +20%#25516C

Lighter +10%#183446

Darker −10%#000000

Darker −20%#000000

Darker −30%#000000

Darker −40%#000000

More saturated +25%#061925

Less saturated −25%#10171B

Channel breakdown

R11

G24

B32

Red11 (4.3%)

Green24 (9.4%)

Blue32 (12.5%)

Hue202.86°

Saturation (HSL)48.84%

Lightness8.43%

Dominant channelBlue

Hex per channelR 0B · G 18 · B 20

Keep nerding

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

#0B1820

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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