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Recognised as Colour

#3567B4

  • #3567B4
  • Blue
  • Dark
  • Nearest: Cornflower blue

#3567B4 is a blue with RGB values 53, 103, 180 and HSL 216°, 55%, 46%. It is a dark colour, so white text on it reaches 5.6:1 contrast (AA for normal text). The nearest named colour is Cornflower blue.

Colour values

#3567B4#3567B4
HEX#3567B4
RGBrgb(53, 103, 180)
RGB (0–1)0.2078, 0.4039, 0.7059
RGB percentages20.8%, 40.4%, 70.6%
HSLhsl(216.4, 54.5%, 45.7%)
HSV / HSBhsv(216.4, 70.6%, 70.6%)
CMYK70.6%, 42.8%, 0%, 29.4%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,499,956
CSS custom property--colour: #3567B4;

Brightness & contrast

Relative luminance0.13753WCAG 2.x, 0 is black and 1 is white
Perceived brightness103.7 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 5.6:1
Contrast with white5.6:1WCAG normal text: AA
Contrast with black3.75:1WCAG normal text: Fail
Greyscale equivalent#626262
Inverted#CA984B

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#426EB7no red cones; affects about 1% of men; ΔE 4 from the original
Deuteranopia#2D62B2no green cones; the most common form, about 1% of men; ΔE 2.9 from the original
Tritanopia#007985no blue cones; rare, and affects men and women equally; ΔE 45.5 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text5.6:1WCAG large text: AAA
Contrast with black, large text3.75:1WCAG large text: AA

Named colours

Cornflower blue · ΔE 18.4Steel blue · ΔE 21Dark slateblue · ΔE 21.5Dodgerblue · ΔE 23.4Royal blue · ΔE 26Slate blue · ΔE 29.2
Nearest named CSS colourCornflower blue (#6495ED)ΔE 18.39, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#B48235
Analogous#35A6B4, #4335B4
Triadic#B43567, #67B435
Split complementary#B44335, #A6B435
Tetradic#B435A6, #B48235, #35B443

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#C7D6EE
Lighter +30%#9FBAE3
Lighter +20%#789DD7
Lighter +10%#5081CC
Darker −10%#29508D
Darker −20%#1E3A65
Darker −30%#12233E
Darker −40%#070D16
More saturated +25%#1861D1
Less saturated −25%#526D97

Channel breakdown

R53
G103
B180
Red53 (20.8%)
Green103 (40.4%)
Blue180 (70.6%)
Hue216.38°
Saturation (HSL)54.51%
Lightness45.69%
Dominant channelBlue
Hex per channelR 35 · G 67 · B B4

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Every value on this page was computed from “3567b4” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.