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Recognised as Colour

#0B195A

  • #0B195A
  • Blue
  • Dark
  • Nearest: Midnight blue

#0B195A is a blue with RGB values 11, 25, 90 and HSL 229°, 78%, 20%. It is a dark colour, so white text on it reaches 16.1:1 contrast (AAA for normal text). The nearest named colour is Midnight blue.

Colour values

#0B195A#0B195A
HEX#0B195A
RGBrgb(11, 25, 90)
RGB (0–1)0.0431, 0.098, 0.3529
RGB percentages4.3%, 9.8%, 35.3%
HSLhsl(229.4, 78.2%, 19.8%)
HSV / HSBhsv(229.4, 87.8%, 35.3%)
CMYK87.8%, 72.2%, 0%, 64.7%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer727,386
CSS custom property--colour: #0B195A;

Brightness & contrast

Relative luminance0.01505WCAG 2.x, 0 is black and 1 is white
Perceived brightness36.4 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 16.14:1
Contrast with white16.14:1WCAG normal text: AAA
Contrast with black1.3:1WCAG normal text: Fail
Greyscale equivalent#1B1B1B
Inverted#F4E6A5

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#00255Cno red cones; affects about 1% of men; ΔE 10.6 from the original
Deuteranopia#001D59no green cones; the most common form, about 1% of men; ΔE 4.7 from the original
Tritanopia#002B37no blue cones; rare, and affects men and women equally; ΔE 42.1 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text16.14:1WCAG large text: AAA
Contrast with black, large text1.3:1WCAG large text: Fail

Named colours

Midnight blue · ΔE 13.9Dark slateblue · ΔE 18.8Rebecca purple · ΔE 30Indigo · ΔE 33.5Navy · ΔE 35.4Slate blue · ΔE 39.7
Nearest named CSS colourMidnight blue (#191970)ΔE 13.88, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#5A4C0B
Analogous#0B405A, #250B5A
Triadic#5A0B19, #195A0B
Split complementary#5A250B, #415A0B
Tetradic#5A0B41, #5A4C0B, #0B5A25

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#4865E9
Lighter +30%#1C3FE2
Lighter +20%#1632B5
Lighter +10%#112687
Darker −10%#050C2D
Darker −20%#000000
Darker −30%#000000
Darker −40%#000000
More saturated +25%#001265
Less saturated −25%#18214D

Channel breakdown

R11
G25
B90
Red11 (4.3%)
Green25 (9.8%)
Blue90 (35.3%)
Hue229.37°
Saturation (HSL)78.22%
Lightness19.8%
Dominant channelBlue
Hex per channelR 0B · G 19 · B 5A

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Every value on this page was computed from “0b195a” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.