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Colour

#0D3348

  • #0D3348
  • Blue
  • Dark
  • Nearest: Dark slate grey

#0D3348 is a blue with RGB values 13, 51, 72 and HSL 201°, 69%, 17%. 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 slate grey.

Colour values

#0D3348#0D3348
HEX#0D3348
RGBrgb(13, 51, 72)
RGB (0–1)0.051, 0.2, 0.2824
RGB percentages5.1%, 20%, 28.2%
HSLhsl(201.4, 69.4%, 16.7%)
HSV / HSBhsv(201.4, 81.9%, 28.2%)
CMYK81.9%, 29.2%, 0%, 71.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer865,096
CSS custom property--colour: #0D3348;

Brightness & contrast

Relative luminance0.02921WCAG 2.x, 0 is black and 1 is white
Perceived brightness46.6 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 13.26:1
Contrast with white13.26:1WCAG normal text: AAA
Contrast with black1.58:1WCAG normal text: Fail
Greyscale equivalent#2C2C2C
Inverted#F2CCB7

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#293349no red cones; affects about 1% of men; ΔE 7.7 from the original
Deuteranopia#212D48no green cones; the most common form, about 1% of men; ΔE 8.9 from the original
Tritanopia#00383Ano blue cones; rare, and affects men and women equally; ΔE 15.2 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text13.26:1WCAG large text: AAA
Contrast with black, large text1.58:1WCAG large text: Fail

Named colours

Dark slate grey · ΔE 18.7Black · ΔE 26.4Dim grey · ΔE 30.3Slate grey · ΔE 33.8Steel blue · ΔE 36.2Light slate grey · ΔE 36.7
Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 18.73, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#48220D
Analogous#0D483F, #0D1648
Triadic#480D33, #33480D
Split complementary#480D16, #48400D
Tetradic#3F0D48, #48220D, #15480D

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#44A7DD
Lighter +30%#248FCA
Lighter +20%#1D709E
Lighter +10%#155273
Darker −10%#05141D
Darker −20%#000000
Darker −30%#000000
Darker −40%#000000
More saturated +25%#023653
Less saturated −25%#18303D

Channel breakdown

R13
G51
B72
Red13 (5.1%)
Green51 (20%)
Blue72 (28.2%)
Hue201.36°
Saturation (HSL)69.41%
Lightness16.67%
Dominant channelBlue
Hex per channelR 0D · G 33 · B 48

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Every value on this page was computed from “0d3348” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.