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Colour

#3575D3

  • #3575D3
  • Blue
  • Dark
  • Nearest: Dodgerblue

#3575D3 is a blue with RGB values 53, 117, 211 and HSL 216°, 64%, 52%. It is a dark colour, so black text on it reaches 4.6:1 contrast (AA for normal text). The nearest named colour is Dodgerblue.

Colour values

#3575D3#3575D3
HEX#3575D3
RGBrgb(53, 117, 211)
RGB (0–1)0.2078, 0.4588, 0.8275
RGB percentages20.8%, 45.9%, 82.7%
HSLhsl(215.7, 64.2%, 51.8%)
HSV / HSBhsv(215.7, 74.9%, 82.7%)
CMYK74.9%, 44.5%, 0%, 17.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,503,571
CSS custom property--colour: #3575D3;

Brightness & contrast

Relative luminance0.18183WCAG 2.x, 0 is black and 1 is white
Perceived brightness118.1 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 4.64:1
Contrast with white4.53:1WCAG normal text: AA
Contrast with black4.64:1WCAG normal text: AA
Greyscale equivalent#6E6E6E
Inverted#CA8A2C

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#457ED7no red cones; affects about 1% of men; ΔE 4.9 from the original
Deuteranopia#246FD1no green cones; the most common form, about 1% of men; ΔE 3.7 from the original
Tritanopia#008B9Ano blue cones; rare, and affects men and women equally; ΔE 53.2 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text4.53:1WCAG large text: AAA
Contrast with black, large text4.64:1WCAG large text: AAA

Named colours

Dodgerblue · ΔE 13.4Cornflower blue · ΔE 13.5Royal blue · ΔE 18Slate blue · ΔE 24.6Medium purple · ΔE 25.6Dark slateblue · ΔE 26.5
Nearest named CSS colourDodgerblue (#1E90FF)ΔE 13.42, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#D39335
Analogous#35C4D3, #4435D3
Triadic#D33575, #75D335
Split complementary#D34435, #C4D335
Tetradic#D335C4, #D39335, #35D344

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#DDE7F7
Lighter +30%#B3CBEE
Lighter +20%#89AEE5
Lighter +10%#5F92DC
Darker −10%#265EAF
Darker −20%#1D4785
Darker −30%#14315B
Darker −40%#0B1A31
More saturated +25%#166FF2
Less saturated −25%#547BB4

Channel breakdown

R53
G117
B211
Red53 (20.8%)
Green117 (45.9%)
Blue211 (82.7%)
Hue215.7°
Saturation (HSL)64.23%
Lightness51.76%
Dominant channelBlue
Hex per channelR 35 · G 75 · B D3

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Every value on this page was computed from “3575d3” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.