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Recognised as Colour

#3174A0

  • #3174A0
  • Blue
  • Dark
  • Nearest: Steel blue

#3174A0 is a blue with RGB values 49, 116, 160 and HSL 204°, 53%, 41%. It is a dark colour, so white text on it reaches 5.1:1 contrast (AA for normal text). The nearest named colour is Steel blue.

Colour values

#3174A0#3174A0
HEX#3174A0
RGBrgb(49, 116, 160)
RGB (0–1)0.1922, 0.4549, 0.6275
RGB percentages19.2%, 45.5%, 62.7%
HSLhsl(203.8, 53.1%, 41%)
HSV / HSBhsv(203.8, 69.4%, 62.7%)
CMYK69.4%, 27.5%, 0%, 37.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,241,120
CSS custom property--colour: #3174A0;

Brightness & contrast

Relative luminance0.15682WCAG 2.x, 0 is black and 1 is white
Perceived brightness107.4 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 5.08:1
Contrast with white5.08:1WCAG normal text: AA
Contrast with black4.14:1WCAG normal text: Fail
Greyscale equivalent#696969
Inverted#CE8B5F

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#6074A2no red cones; affects about 1% of men; ΔE 11.9 from the original
Deuteranopia#516A9Fno green cones; the most common form, about 1% of men; ΔE 12.7 from the original
Tritanopia#007F83no blue cones; rare, and affects men and women equally; ΔE 28.5 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text5.08:1WCAG large text: AAA
Contrast with black, large text4.14:1WCAG large text: AA

Named colours

Steel blue · ΔE 6.8Slate grey · ΔE 20.8Light slate grey · ΔE 21.4Cornflower blue · ΔE 29.4Cadetblue · ΔE 29.9Dim grey · ΔE 30.6
Nearest named CSS colourSteel blue (#4682B4)ΔE 6.79, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#A05D31
Analogous#31A094, #313DA0
Triadic#A03174, #74A031
Split complementary#A0313D, #A09531
Tetradic#9431A0, #A05D31, #3CA031

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#B5D4E8
Lighter +30%#8EBDDC
Lighter +20%#67A6D0
Lighter +10%#4090C4
Darker −10%#255879
Darker −20%#193B52
Darker −30%#0D1F2B
Darker −40%#010304
More saturated +25%#1779BA
Less saturated −25%#4B6F86

Channel breakdown

R49
G116
B160
Red49 (19.2%)
Green116 (45.5%)
Blue160 (62.7%)
Hue203.78°
Saturation (HSL)53.11%
Lightness40.98%
Dominant channelBlue
Hex per channelR 31 · G 74 · B A0

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Every value on this page was computed from “3174a0” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.