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Recognised as Colour

#031836

  • #031836
  • Blue
  • Dark
  • Nearest: Black

#031836 is a blue with RGB values 3, 24, 54 and HSL 215°, 89%, 11%. It is a dark colour, so white text on it reaches 17.7:1 contrast (AAA for normal text). The nearest named colour is Black.

Colour values

#031836#031836
HEX#031836
RGBrgb(3, 24, 54)
RGB (0–1)0.0118, 0.0941, 0.2118
RGB percentages1.2%, 9.4%, 21.2%
HSLhsl(215.3, 89.5%, 11.2%)
HSV / HSBhsv(215.3, 94.4%, 21.2%)
CMYK94.4%, 55.6%, 0%, 78.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer202,806
CSS custom property--colour: #031836;

Brightness & contrast

Relative luminance0.00939WCAG 2.x, 0 is black and 1 is white
Perceived brightness25.9 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 17.68:1
Contrast with white17.68:1WCAG normal text: AAA
Contrast with black1.19:1WCAG normal text: Fail
Greyscale equivalent#161616
Inverted#FCE7C9

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#071B37no red cones; affects about 1% of men; ΔE 2.3 from the original
Deuteranopia#001635no green cones; the most common form, about 1% of men; ΔE 1.4 from the original
Tritanopia#001F24no blue cones; rare, and affects men and women equally; ΔE 21.2 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text17.68:1WCAG large text: AAA
Contrast with black, large text1.19:1WCAG large text: Fail

Named colours

Black · ΔE 24.2Dark slate grey · ΔE 33.8Dark slateblue · ΔE 36.5Midnight blue · ΔE 38.9Dim grey · ΔE 42.5Steel blue · ΔE 46.1
Nearest named CSS colourBlack (#000000)ΔE 24.22, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#362103
Analogous#033236, #070336
Triadic#360318, #183603
Split complementary#360803, #313603
Tetradic#360332, #362103, #033608

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#136FF2
Lighter +30%#0B58C7
Lighter +20%#084397
Lighter +10%#062D66
Darker −10%#000306
Darker −20%#000000
Darker −30%#000000
Darker −40%#000000
More saturated +25%#001739
Less saturated −25%#0A192F

Channel breakdown

R3
G24
B54
Red3 (1.2%)
Green24 (9.4%)
Blue54 (21.2%)
Hue215.29°
Saturation (HSL)89.47%
Lightness11.18%
Dominant channelBlue
Hex per channelR 03 · G 18 · B 36

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Every value on this page was computed from “hex 031836” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.