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Recognised as Colour

#0D152B

  • #0D152B
  • Blue
  • Dark
  • Nearest: Black

#0D152B is a blue with RGB values 13, 21, 43 and HSL 224°, 54%, 11%. It is a dark colour, so white text on it reaches 18.1:1 contrast (AAA for normal text). The nearest named colour is Black.

Colour values

#0D152B#0D152B
HEX#0D152B
RGBrgb(13, 21, 43)
RGB (0–1)0.051, 0.0824, 0.1686
RGB percentages5.1%, 8.2%, 16.9%
HSLhsl(224, 53.6%, 11%)
HSV / HSBhsv(224, 69.8%, 16.9%)
CMYK69.8%, 51.2%, 0%, 83.1%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer857,387
CSS custom property--colour: #0D152B;

Brightness & contrast

Relative luminance0.00796WCAG 2.x, 0 is black and 1 is white
Perceived brightness22.8 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 18.11:1
Contrast with white18.11:1WCAG normal text: AAA
Contrast with black1.16:1WCAG normal text: Fail
Greyscale equivalent#151515
Inverted#F2EAD4

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#0C172Cno red cones; affects about 1% of men; ΔE 1.5 from the original
Deuteranopia#08152Bno green cones; the most common form, about 1% of men; ΔE 1.5 from the original
Tritanopia#011A1Dno blue cones; rare, and affects men and women equally; ΔE 16.6 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text18.11:1WCAG large text: AAA
Contrast with black, large text1.16:1WCAG large text: Fail

Named colours

Black · ΔE 18.2Dark slate grey · ΔE 31.6Dim grey · ΔE 40.8Dark slateblue · ΔE 41.2Midnight blue · ΔE 44Slate grey · ΔE 46.5
Nearest named CSS colourBlack (#000000)ΔE 18.17, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#2B230D
Analogous#0D242B, #140D2B
Triadic#2B0D15, #152B0D
Split complementary#2B140D, #242B0D
Tetradic#2B0D24, #2B230D, #0D2B14

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#3F63C5
Lighter +30%#314EA0
Lighter +20%#253B79
Lighter +10%#192852
Darker −10%#010204
Darker −20%#000000
Darker −30%#000000
Darker −40%#000000
More saturated +25%#061232
Less saturated −25%#141824

Channel breakdown

R13
G21
B43
Red13 (5.1%)
Green21 (8.2%)
Blue43 (16.9%)
Hue224°
Saturation (HSL)53.57%
Lightness10.98%
Dominant channelBlue
Hex per channelR 0D · G 15 · B 2B

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Every value on this page was computed from “0d152b” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.