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Colour

#0B0919

  • #0B0919
  • Blue
  • Dark
  • Nearest: Black

#0B0919 is a blue with RGB values 11, 9, 25 and HSL 248°, 47%, 7%. It is a dark colour, so white text on it reaches 19.7:1 contrast (AAA for normal text). The nearest named colour is Black.

Colour values

#0B0919#0B0919
HEX#0B0919
RGBrgb(11, 9, 25)
RGB (0–1)0.0431, 0.0353, 0.098
RGB percentages4.3%, 3.5%, 9.8%
HSLhsl(247.5, 47.1%, 6.7%)
HSV / HSBhsv(247.5, 64%, 9.8%)
CMYK56%, 64%, 0%, 90.2%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer723,225
CSS custom property--colour: #0B0919;

Brightness & contrast

Relative luminance0.00337WCAG 2.x, 0 is black and 1 is white
Perceived brightness12.4 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 19.68:1
Contrast with white19.68:1WCAG normal text: AAA
Contrast with black1.07:1WCAG normal text: Fail
Greyscale equivalent#0B0B0B
Inverted#F4F6E6

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#050B1Ano red cones; affects about 1% of men; ΔE 2.2 from the original
Deuteranopia#040B19no green cones; the most common form, about 1% of men; ΔE 2.6 from the original
Tritanopia#070C0Fno blue cones; rare, and affects men and women equally; ΔE 8.1 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text19.68:1WCAG large text: AAA
Contrast with black, large text1.07:1WCAG large text: Fail

Named colours

Black · ΔE 9.8Dark slate grey · ΔE 32.5Dim grey · ΔE 42.4Dark slateblue · ΔE 49Slate grey · ΔE 50.2Midnight blue · ΔE 51.3
Nearest named CSS colourBlack (#000000)ΔE 9.79, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#171909
Analogous#090F19, #130919
Triadic#190B09, #09190B
Split complementary#191309, #0F1909
Tetradic#19090F, #171909, #091913

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#4D3FAF
Lighter +30%#3C318A
Lighter +20%#2C2464
Lighter +10%#1C163F
Darker −10%#000000
Darker −20%#000000
Darker −30%#000000
Darker −40%#000000
More saturated +25%#08051D
Less saturated −25%#0E0D15

Channel breakdown

R11
G9
B25
Red11 (4.3%)
Green9 (3.5%)
Blue25 (9.8%)
Hue247.5°
Saturation (HSL)47.06%
Lightness6.67%
Dominant channelBlue
Hex per channelR 0B · G 09 · B 19

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Every value on this page was computed from “0b0919” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.