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Recognised as Colour

#0B0064

  • #0B0064
  • Blue
  • Dark
  • Nearest: Midnight blue

#0B0064 is a blue with RGB values 11, 0, 100 and HSL 247°, 100%, 20%. It is a dark colour, so white text on it reaches 17.5:1 contrast (AAA for normal text). The nearest named colour is Midnight blue.

Colour values

#0B0064#0B0064
HEX#0B0064
RGBrgb(11, 0, 100)
RGB (0–1)0.0431, 0, 0.3922
RGB percentages4.3%, 0%, 39.2%
HSLhsl(246.6, 100%, 19.6%)
HSV / HSBhsv(246.6, 100%, 39.2%)
CMYK89%, 100%, 0%, 60.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer720,996
CSS custom property--colour: #0B0064;

Brightness & contrast

Relative luminance0.00991WCAG 2.x, 0 is black and 1 is white
Perceived brightness34.3 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 17.53:1
Contrast with white17.53:1WCAG normal text: AAA
Contrast with black1.2:1WCAG normal text: Fail
Greyscale equivalent#0A0A0A
Inverted#F4FF9B

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#001E66no red cones; affects about 1% of men; ΔE 20.5 from the original
Deuteranopia#001462no green cones; the most common form, about 1% of men; ΔE 14 from the original
Tritanopia#002537no blue cones; rare, and affects men and women equally; ΔE 59 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text17.53:1WCAG large text: AAA
Contrast with black, large text1.2:1WCAG large text: Fail

Named colours

Midnight blue · ΔE 11.5Navy · ΔE 14.3Indigo · ΔE 16.4Dark blue · ΔE 19.5Rebecca purple · ΔE 24.9Dark slateblue · ΔE 28.3
Nearest named CSS colourMidnight blue (#191970)ΔE 11.45, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#596400
Analogous#002764, #3D0064
Triadic#640B00, #00640B
Split complementary#643D00, #276400
Tetradic#640027, #596400, #00643D

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#4831FF
Lighter +30%#1C00FD
Lighter +20%#1600CA
Lighter +10%#110097
Darker −10%#050031
Darker −20%#000000
Darker −30%#000000
Darker −40%#000000
More saturated +25%#0B0064
Less saturated −25%#150C58

Channel breakdown

R11
G0
B100
Red11 (4.3%)
Green0 (0%)
Blue100 (39.2%)
Hue246.6°
Saturation (HSL)100%
Lightness19.61%
Dominant channelBlue
Hex per channelR 0B · G 00 · B 64

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Every value on this page was computed from “0b0064” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.