Colour

#090A0B

#090A0B
Blue
Dark
Nearest: Black

#090A0B is a blue with RGB values 9, 10, 11 and HSL 210°, 10%, 4%. It is a dark colour, so white text on it reaches 19.8:1 contrast (AAA for normal text). The nearest named colour is Black.

Colour values

#090A0B#090A0B

HEX#090A0B

RGBrgb(9, 10, 11)

RGB (0–1)0.0353, 0.0392, 0.0431

RGB percentages3.5%, 3.9%, 4.3%

HSLhsl(210, 10%, 3.9%)

HSV / HSBhsv(210, 18.2%, 4.3%)

CMYK18.2%, 9.1%, 0%, 95.7%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer592,395

CSS custom property--colour: #090A0B;

Brightness & contrast

Relative luminance0.00299WCAG 2.x, 0 is black and 1 is white

Perceived brightness9.8 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 19.81:1

Contrast with white19.81:1WCAG normal text: AAA

Contrast with black1.06:1WCAG normal text: Fail

Greyscale equivalent#0A0A0A

Inverted#F6F5F4

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#0A0A0Bno red cones; affects about 1% of men; ΔE 0.3 from the original

Deuteranopia#090A0Bno green cones; the most common form, about 1% of men; ΔE 0 from the original

Tritanopia#090A0Ano blue cones; rare, and affects men and women equally; ΔE 0.4 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text19.81:1WCAG large text: AAA

Contrast with black, large text1.06:1WCAG large text: Fail

Named colours

Black · ΔE 2.7 Dark slate grey · ΔE 31 Dim grey · ΔE 41.7 Gray · ΔE 50.9 Slate grey · ΔE 51.2 Dark olivegreen · ΔE 53.7

Nearest named CSS colourBlack (#000000)ΔE 2.75, a close match

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#0B0A09

Analogous#090B0B, #09090B

Triadic#0B090A, #0A0B09

Split complementary#0B0909, #0B0B09

Tetradic#0B090B, #0B0A09, #090B09

Tints, shades & saturation

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

Lighter +40%#65707B

Lighter +30%#4E575F

Lighter +20%#373D43

Lighter +10%#202427

Darker −10%#000000

Darker −20%#000000

Darker −30%#000000

Darker −40%#000000

More saturated +25%#070A0D

Less saturated −25%#0A0A0A

Channel breakdown

G10

B11

Red9 (3.5%)

Green10 (3.9%)

Blue11 (4.3%)

Hue210°

Saturation (HSL)10%

Lightness3.92%

Dominant channelBlue

Hex per channelR 09 · G 0A · B 0B

Keep nerding

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

#090A0B

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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