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Recognised as Colour

#04163E

  • #04163E
  • Blue
  • Dark
  • Nearest: Dark slateblue

#04163E is a blue with RGB values 4, 22, 62 and HSL 221°, 88%, 13%. It is a dark colour, so white text on it reaches 17.7:1 contrast (AAA for normal text). The nearest named colour is Dark slateblue.

Colour values

#04163E#04163E
HEX#04163E
RGBrgb(4, 22, 62)
RGB (0–1)0.0157, 0.0863, 0.2431
RGB percentages1.6%, 8.6%, 24.3%
HSLhsl(221.4, 87.9%, 12.9%)
HSV / HSBhsv(221.4, 93.5%, 24.3%)
CMYK93.5%, 64.5%, 0%, 75.7%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer267,838
CSS custom property--colour: #04163E;

Brightness & contrast

Relative luminance0.00947WCAG 2.x, 0 is black and 1 is white
Perceived brightness27 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 17.65:1
Contrast with white17.65:1WCAG normal text: AAA
Contrast with black1.19:1WCAG normal text: Fail
Greyscale equivalent#151515
Inverted#FBE9C1

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#001B3Fno red cones; affects about 1% of men; ΔE 4.9 from the original
Deuteranopia#00163Dno green cones; the most common form, about 1% of men; ΔE 1.2 from the original
Tritanopia#002027no blue cones; rare, and affects men and women equally; ΔE 27.8 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text17.65:1WCAG large text: AAA
Contrast with black, large text1.19:1WCAG large text: Fail

Named colours

Dark slateblue · ΔE 30.6Black · ΔE 31Midnight blue · ΔE 31.1Dark slate grey · ΔE 40Rebecca purple · ΔE 44.7Steel blue · ΔE 46.6
Nearest named CSS colourDark slateblue (#483D8B)ΔE 30.57, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#3E2C04
Analogous#04333E, #0F043E
Triadic#3E0416, #163E04
Split complementary#3E0F04, #333E04
Tetradic#3E0433, #3E2C04, #043E0F

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#1E5FF0
Lighter +30%#0D49CE
Lighter +20%#0A389E
Lighter +10%#07276E
Darker −10%#01050E
Darker −20%#000000
Darker −30%#000000
Darker −40%#000000
More saturated +25%#001442
Less saturated −25%#0C1936

Channel breakdown

R4
G22
B62
Red4 (1.6%)
Green22 (8.6%)
Blue62 (24.3%)
Hue221.38°
Saturation (HSL)87.88%
Lightness12.94%
Dominant channelBlue
Hex per channelR 04 · G 16 · B 3E

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Every value on this page was computed from “04163e” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.