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Recognised as Colour

#033165

  • #033165
  • Blue
  • Dark
  • Nearest: Dark slateblue

#033165 is a blue with RGB values 3, 49, 101 and HSL 212°, 94%, 20%. It is a dark colour, so white text on it reaches 12.9:1 contrast (AAA for normal text). The nearest named colour is Dark slateblue.

Colour values

#033165#033165
HEX#033165
RGBrgb(3, 49, 101)
RGB (0–1)0.0118, 0.1922, 0.3961
RGB percentages1.2%, 19.2%, 39.6%
HSLhsl(211.8, 94.2%, 20.4%)
HSV / HSBhsv(211.8, 97%, 39.6%)
CMYK97%, 51.5%, 0%, 60.4%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer209,253
CSS custom property--colour: #033165;

Brightness & contrast

Relative luminance0.03156WCAG 2.x, 0 is black and 1 is white
Perceived brightness50.7 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 12.87:1
Contrast with white12.87:1WCAG normal text: AAA
Contrast with black1.63:1WCAG normal text: Fail
Greyscale equivalent#2B2B2B
Inverted#FCCE9A

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#113667no red cones; affects about 1% of men; ΔE 3.3 from the original
Deuteranopia#002E64no green cones; the most common form, about 1% of men; ΔE 2.2 from the original
Tritanopia#003E46no blue cones; rare, and affects men and women equally; ΔE 33.5 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text12.87:1WCAG large text: AAA
Contrast with black, large text1.63:1WCAG large text: Fail

Named colours

Dark slateblue · ΔE 21.9Midnight blue · ΔE 28.4Steel blue · ΔE 34.1Dark slate grey · ΔE 38.2Rebecca purple · ΔE 39Black · ΔE 41.1
Nearest named CSS colourDark slateblue (#483D8B)ΔE 21.95, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#653703
Analogous#036265, #060365
Triadic#650331, #316503
Split complementary#650603, #626503
Tetradic#650362, #653703, #036506

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#3B94F9
Lighter +30%#0979F8
Lighter +20%#0661C8
Lighter +10%#044997
Darker −10%#021933
Darker −20%#000102
Darker −30%#000000
Darker −40%#000000
More saturated +25%#003168
Less saturated −25%#103258

Channel breakdown

R3
G49
B101
Red3 (1.2%)
Green49 (19.2%)
Blue101 (39.6%)
Hue211.84°
Saturation (HSL)94.23%
Lightness20.39%
Dominant channelBlue
Hex per channelR 03 · G 31 · B 65

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Every value on this page was computed from “hex 033165” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.