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Recognised as Colour

#083566

  • #083566
  • Blue
  • Dark
  • Nearest: Dark slateblue

#083566 is a blue with RGB values 8, 53, 102 and HSL 211°, 85%, 22%. It is a dark colour, so white text on it reaches 12.3:1 contrast (AAA for normal text). The nearest named colour is Dark slateblue.

Colour values

#083566#083566
HEX#083566
RGBrgb(8, 53, 102)
RGB (0–1)0.0314, 0.2078, 0.4
RGB percentages3.1%, 20.8%, 40%
HSLhsl(211.3, 85.5%, 21.6%)
HSV / HSBhsv(211.3, 92.2%, 40%)
CMYK92.2%, 48%, 0%, 60%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer537,958
CSS custom property--colour: #083566;

Brightness & contrast

Relative luminance0.03557WCAG 2.x, 0 is black and 1 is white
Perceived brightness53.4 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 12.27:1
Contrast with white12.27:1WCAG normal text: AAA
Contrast with black1.71:1WCAG normal text: Fail
Greyscale equivalent#2F2F2F
Inverted#F7CA99

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#1A3968no red cones; affects about 1% of men; ΔE 2.8 from the original
Deuteranopia#043165no green cones; the most common form, about 1% of men; ΔE 3.1 from the original
Tritanopia#004148no blue cones; rare, and affects men and women equally; ΔE 31.8 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text12.27:1WCAG large text: AAA
Contrast with black, large text1.71:1WCAG large text: Fail

Named colours

Dark slateblue · ΔE 23.6Midnight blue · ΔE 31.2Steel blue · ΔE 32Dark slate grey · ΔE 35.3Slate grey · ΔE 38.8Black · ΔE 40.1
Nearest named CSS colourDark slateblue (#483D8B)ΔE 23.64, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#663908
Analogous#086466, #0A0866
Triadic#660835, #356608
Split complementary#660A08, #646608
Tetradic#660864, #663908, #08660A

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#4999F1
Lighter +30%#1A7FED
Lighter +20%#0F66C5
Lighter +10%#0C4E95
Darker −10%#041C37
Darker −20%#010407
Darker −30%#000000
Darker −40%#000000
More saturated +25%#00356E
Less saturated −25%#163658

Channel breakdown

R8
G53
B102
Red8 (3.1%)
Green53 (20.8%)
Blue102 (40%)
Hue211.28°
Saturation (HSL)85.45%
Lightness21.57%
Dominant channelBlue
Hex per channelR 08 · G 35 · B 66

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Every value on this page was computed from “hex 083566” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.