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Colour

#3673D1

  • #3673D1
  • Blue
  • Dark
  • Nearest: Dodgerblue

#3673D1 is a blue with RGB values 54, 115, 209 and HSL 216°, 63%, 52%. It is a dark colour, so white text on it reaches 4.6:1 contrast (AA for normal text). The nearest named colour is Dodgerblue.

Colour values

#3673D1#3673D1
HEX#3673D1
RGBrgb(54, 115, 209)
RGB (0–1)0.2118, 0.451, 0.8196
RGB percentages21.2%, 45.1%, 82%
HSLhsl(216.4, 62.8%, 51.6%)
HSV / HSBhsv(216.4, 74.2%, 82%)
CMYK74.2%, 45%, 0%, 18%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,568,593
CSS custom property--colour: #3673D1;

Brightness & contrast

Relative luminance0.17649WCAG 2.x, 0 is black and 1 is white
Perceived brightness116.7 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 4.64:1
Contrast with white4.64:1WCAG normal text: AA
Contrast with black4.53:1WCAG normal text: AA
Greyscale equivalent#6D6D6D
Inverted#C98C2E

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#437CD5no red cones; affects about 1% of men; ΔE 4.9 from the original
Deuteranopia#226ECFno green cones; the most common form, about 1% of men; ΔE 3.1 from the original
Tritanopia#008998no blue cones; rare, and affects men and women equally; ΔE 53.4 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text4.64:1WCAG large text: AAA
Contrast with black, large text4.53:1WCAG large text: AAA

Named colours

Dodgerblue · ΔE 14.1Cornflower blue · ΔE 14.2Royal blue · ΔE 17.5Slate blue · ΔE 23.9Medium purple · ΔE 25.2Dark slateblue · ΔE 25.7
Nearest named CSS colourDodgerblue (#1E90FF)ΔE 14.07, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#D19436
Analogous#36C1D1, #4636D1
Triadic#D13673, #73D136
Split complementary#D14636, #C1D136
Tetradic#D136C1, #D19436, #36D146

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#DCE7F7
Lighter +30%#B3CAED
Lighter +20%#89ADE4
Lighter +10%#6090DA
Darker −10%#275CAD
Darker −20%#1E4683
Darker −30%#14305A
Darker −40%#0B1A30
More saturated +25%#176CF0
Less saturated −25%#557AB2

Channel breakdown

R54
G115
B209
Red54 (21.2%)
Green115 (45.1%)
Blue209 (82%)
Hue216.39°
Saturation (HSL)62.75%
Lightness51.57%
Dominant channelBlue
Hex per channelR 36 · G 73 · B D1

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Every value on this page was computed from “3673d1” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.