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Recognised as Colour

#3571BA

  • #3571BA
  • Blue
  • Dark
  • Nearest: Steel blue

#3571BA is a blue with RGB values 53, 113, 186 and HSL 213°, 56%, 47%. It is a dark colour, so white text on it reaches 5:1 contrast (AA for normal text). The nearest named colour is Steel blue.

Colour values

#3571BA#3571BA
HEX#3571BA
RGBrgb(53, 113, 186)
RGB (0–1)0.2078, 0.4431, 0.7294
RGB percentages20.8%, 44.3%, 72.9%
HSLhsl(212.9, 55.6%, 46.9%)
HSV / HSBhsv(212.9, 71.5%, 72.9%)
CMYK71.5%, 39.2%, 0%, 27.1%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,502,522
CSS custom property--colour: #3571BA;

Brightness & contrast

Relative luminance0.16112WCAG 2.x, 0 is black and 1 is white
Perceived brightness110.8 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 4.97:1
Contrast with white4.97:1WCAG normal text: AA
Contrast with black4.22:1WCAG normal text: Fail
Greyscale equivalent#6A6A6A
Inverted#CA8E45

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#4F76BDno red cones; affects about 1% of men; ΔE 4.6 from the original
Deuteranopia#3B6AB9no green cones; the most common form, about 1% of men; ΔE 5.8 from the original
Tritanopia#00828Cno blue cones; rare, and affects men and women equally; ΔE 43.5 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text4.97:1WCAG large text: AAA
Contrast with black, large text4.22:1WCAG large text: AA

Named colours

Steel blue · ΔE 16.1Cornflower blue · ΔE 16.2Dodgerblue · ΔE 23.3Dark slateblue · ΔE 26.4Royal blue · ΔE 29.7Medium purple · ΔE 33
Nearest named CSS colourSteel blue (#4682B4)ΔE 16.12, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#BA7E35
Analogous#35B4BA, #3B35BA
Triadic#BA3571, #71BA35
Split complementary#BA3B35, #B4BA35
Tetradic#BA35B4, #BA7E35, #35BA3B

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#CBDCF0
Lighter +30%#A3C1E5
Lighter +20%#7BA6DA
Lighter +10%#548BCE
Darker −10%#2A5992
Darker −20%#1E416B
Darker −30%#132943
Darker −40%#08111B
More saturated +25%#176ED8
Less saturated −25%#53749C

Channel breakdown

R53
G113
B186
Red53 (20.8%)
Green113 (44.3%)
Blue186 (72.9%)
Hue212.93°
Saturation (HSL)55.65%
Lightness46.86%
Dominant channelBlue
Hex per channelR 35 · G 71 · B BA

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Every value on this page was computed from “3571ba” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.