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Recognised as Colour

#3965AC

  • #3965AC
  • Blue
  • Dark
  • Nearest: Steel blue

#3965AC is a blue with RGB values 57, 101, 172 and HSL 217°, 50%, 45%. It is a dark colour, so white text on it reaches 5.8:1 contrast (AA for normal text). The nearest named colour is Steel blue.

Colour values

#3965AC#3965AC
HEX#3965AC
RGBrgb(57, 101, 172)
RGB (0–1)0.2235, 0.3961, 0.6745
RGB percentages22.4%, 39.6%, 67.5%
HSLhsl(217, 50.2%, 44.9%)
HSV / HSBhsv(217, 66.9%, 67.5%)
CMYK66.9%, 41.3%, 0%, 32.5%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,761,580
CSS custom property--colour: #3965AC;

Brightness & contrast

Relative luminance0.13156WCAG 2.x, 0 is black and 1 is white
Perceived brightness101.6 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 5.78:1
Contrast with white5.78:1WCAG normal text: AA
Contrast with black3.63:1WCAG normal text: Fail
Greyscale equivalent#616161
Inverted#C69A53

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#456BAFno red cones; affects about 1% of men; ΔE 3.3 from the original
Deuteranopia#3361ABno green cones; the most common form, about 1% of men; ΔE 2.6 from the original
Tritanopia#007580no blue cones; rare, and affects men and women equally; ΔE 42.7 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text5.78:1WCAG large text: AAA
Contrast with black, large text3.63:1WCAG large text: AA

Named colours

Steel blue · ΔE 18.8Cornflower blue · ΔE 20.1Dark slateblue · ΔE 21.4Dodgerblue · ΔE 26.6Royal blue · ΔE 29.3Slate blue · ΔE 31.7
Nearest named CSS colourSteel blue (#4682B4)ΔE 18.77, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#AC8039
Analogous#399FAC, #4639AC
Triadic#AC3965, #65AC39
Split complementary#AC4639, #9FAC39
Tetradic#AC399F, #AC8039, #39AC46

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#C5D4EC
Lighter +30%#9FB7DF
Lighter +20%#799BD2
Lighter +10%#527EC6
Darker −10%#2C4F86
Darker −20%#20385F
Darker −30%#132239
Darker −40%#060B13
More saturated +25%#1C5EC9
Less saturated −25%#566C8F

Channel breakdown

R57
G101
B172
Red57 (22.4%)
Green101 (39.6%)
Blue172 (67.5%)
Hue217.04°
Saturation (HSL)50.22%
Lightness44.9%
Dominant channelBlue
Hex per channelR 39 · G 65 · B AC

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Every value on this page was computed from “3965ac” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.