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Recognised as Colour

#314A80

  • #314A80
  • Blue
  • Dark
  • Nearest: Dark slateblue

#314A80 is a blue with RGB values 49, 74, 128 and HSL 221°, 45%, 35%. It is a dark colour, so white text on it reaches 8.7:1 contrast (AAA for normal text). The nearest named colour is Dark slateblue.

Colour values

#314A80#314A80
HEX#314A80
RGBrgb(49, 74, 128)
RGB (0–1)0.1922, 0.2902, 0.502
RGB percentages19.2%, 29%, 50.2%
HSLhsl(221, 44.6%, 34.7%)
HSV / HSBhsv(221, 61.7%, 50.2%)
CMYK61.7%, 42.2%, 0%, 49.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,230,336
CSS custom property--colour: #314A80;

Brightness & contrast

Relative luminance0.07109WCAG 2.x, 0 is black and 1 is white
Perceived brightness76.2 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 8.67:1
Contrast with white8.67:1WCAG normal text: AAA
Contrast with black2.42:1WCAG normal text: Fail
Greyscale equivalent#494949
Inverted#CEB57F

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#334F82no red cones; affects about 1% of men; ΔE 3.2 from the original
Deuteranopia#28487Fno green cones; the most common form, about 1% of men; ΔE 1.9 from the original
Tritanopia#00565Eno blue cones; rare, and affects men and women equally; ΔE 35.3 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text8.67:1WCAG large text: AAA
Contrast with black, large text2.42:1WCAG large text: Fail

Named colours

Dark slateblue · ΔE 19.7Steel blue · ΔE 23.9Slate grey · ΔE 32.6Midnight blue · ΔE 32.7Cornflower blue · ΔE 33.8Light slate grey · ΔE 34.4
Nearest named CSS colourDark slateblue (#483D8B)ΔE 19.72, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#806731
Analogous#317280, #3F3180
Triadic#80314A, #4A8031
Split complementary#803F31, #728031
Tetradic#803172, #806731, #31803F

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#A2B4DB
Lighter +30%#7D96CD
Lighter +20%#5879BF
Lighter +10%#3F5FA5
Darker −10%#23355B
Darker −20%#151F36
Darker −30%#070A11
Darker −40%#000000
More saturated +25%#1B4296
Less saturated −25%#47526A

Channel breakdown

R49
G74
B128
Red49 (19.2%)
Green74 (29%)
Blue128 (50.2%)
Hue221.01°
Saturation (HSL)44.63%
Lightness34.71%
Dominant channelBlue
Hex per channelR 31 · G 4A · B 80

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Every value on this page was computed from “314a80” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.