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Recognised as Colour

#0B366B

  • #0B366B
  • Blue
  • Dark
  • Nearest: Dark slateblue

#0B366B is a blue with RGB values 11, 54, 107 and HSL 213°, 81%, 23%. It is a dark colour, so white text on it reaches 12:1 contrast (AAA for normal text). The nearest named colour is Dark slateblue.

Colour values

#0B366B#0B366B
HEX#0B366B
RGBrgb(11, 54, 107)
RGB (0–1)0.0431, 0.2118, 0.4196
RGB percentages4.3%, 21.2%, 42%
HSLhsl(213.1, 81.4%, 23.1%)
HSV / HSBhsv(213.1, 89.7%, 42%)
CMYK89.7%, 49.5%, 0%, 58%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer734,827
CSS custom property--colour: #0B366B;

Brightness & contrast

Relative luminance0.03771WCAG 2.x, 0 is black and 1 is white
Perceived brightness55.3 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 11.97:1
Contrast with white11.97:1WCAG normal text: AAA
Contrast with black1.75:1WCAG normal text: Fail
Greyscale equivalent#313131
Inverted#F4C994

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#183B6Dno red cones; affects about 1% of men; ΔE 3.3 from the original
Deuteranopia#00336Ano green cones; the most common form, about 1% of men; ΔE 2.1 from the original
Tritanopia#00434Bno blue cones; rare, and affects men and women equally; ΔE 34 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text11.97:1WCAG large text: AAA
Contrast with black, large text1.75:1WCAG large text: Fail

Named colours

Dark slateblue · ΔE 21.1Midnight blue · ΔE 28.9Steel blue · ΔE 32Dark slate grey · ΔE 37.7Rebecca purple · ΔE 38.5Slate grey · ΔE 39.8
Nearest named CSS colourDark slateblue (#483D8B)ΔE 21.13, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#6B400B
Analogous#0B666B, #100B6B
Triadic#6B0B36, #366B0B
Split complementary#6B100B, #666B0B
Tetradic#6B0B66, #6B400B, #0B6B10

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#5599ED
Lighter +30%#267DE9
Lighter +20%#1565C7
Lighter +10%#104D99
Darker −10%#061F3D
Darker −20%#01070F
Darker −30%#000000
Darker −40%#000000
More saturated +25%#003576
Less saturated −25%#1A385C

Channel breakdown

R11
G54
B107
Red11 (4.3%)
Green54 (21.2%)
Blue107 (42%)
Hue213.13°
Saturation (HSL)81.36%
Lightness23.14%
Dominant channelBlue
Hex per channelR 0B · G 36 · B 6B

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Every value on this page was computed from “0b366b” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.