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Colour

#0B2D64

  • #0B2D64
  • Blue
  • Dark
  • Nearest: Dark slateblue

#0B2D64 is a blue with RGB values 11, 45, 100 and HSL 217°, 80%, 22%. It is a dark colour, so white text on it reaches 13.3:1 contrast (AAA for normal text). The nearest named colour is Dark slateblue.

Colour values

#0B2D64#0B2D64
HEX#0B2D64
RGBrgb(11, 45, 100)
RGB (0–1)0.0431, 0.1765, 0.3922
RGB percentages4.3%, 17.6%, 39.2%
HSLhsl(217.1, 80.2%, 21.8%)
HSV / HSBhsv(217.1, 89%, 39.2%)
CMYK89%, 55%, 0%, 60.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer732,516
CSS custom property--colour: #0B2D64;

Brightness & contrast

Relative luminance0.02868WCAG 2.x, 0 is black and 1 is white
Perceived brightness48.6 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 13.35:1
Contrast with white13.35:1WCAG normal text: AAA
Contrast with black1.57:1WCAG normal text: Fail
Greyscale equivalent#2A2A2A
Inverted#F4D29B

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#073366no red cones; affects about 1% of men; ΔE 4.7 from the original
Deuteranopia#002B63no green cones; the most common form, about 1% of men; ΔE 1.4 from the original
Tritanopia#003A43no blue cones; rare, and affects men and women equally; ΔE 35.4 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text13.35:1WCAG large text: AAA
Contrast with black, large text1.57:1WCAG large text: Fail

Named colours

Dark slateblue · ΔE 19.6Midnight blue · ΔE 24.9Rebecca purple · ΔE 36.1Steel blue · ΔE 36.6Dark slate grey · ΔE 41.2Slate blue · ΔE 42
Nearest named CSS colourDark slateblue (#483D8B)ΔE 19.62, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#64420B
Analogous#0B5A64, #150B64
Triadic#640B2D, #2D640B
Split complementary#64160B, #5A640B
Tetradic#640B5A, #64420B, #0B6416

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#4F8BEC
Lighter +30%#216DE7
Lighter +20%#1556C0
Lighter +10%#104292
Darker −10%#061836
Darker −20%#010408
Darker −30%#000000
Darker −40%#000000
More saturated +25%#002A6F
Less saturated −25%#193056

Channel breakdown

R11
G45
B100
Red11 (4.3%)
Green45 (17.6%)
Blue100 (39.2%)
Hue217.08°
Saturation (HSL)80.18%
Lightness21.76%
Dominant channelBlue
Hex per channelR 0B · G 2D · B 64

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Every value on this page was computed from “0b2d64” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.