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Recognised as Colour

#7183D0

  • #7183D0
  • Blue
  • Dark
  • Nearest: Cornflower blue

#7183D0 is a blue with RGB values 113, 131, 208 and HSL 229°, 50%, 63%. It is a dark colour, so black text on it reaches 5.9:1 contrast (AA for normal text). The nearest named colour is Cornflower blue.

Colour values

#7183D0#7183D0
HEX#7183D0
RGBrgb(113, 131, 208)
RGB (0–1)0.4431, 0.5137, 0.8157
RGB percentages44.3%, 51.4%, 81.6%
HSLhsl(228.6, 50.3%, 62.9%)
HSV / HSBhsv(228.6, 45.7%, 81.6%)
CMYK45.7%, 37%, 0%, 18.4%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer7,439,312
CSS custom property--colour: #7183D0;

Brightness & contrast

Relative luminance0.24297WCAG 2.x, 0 is black and 1 is white
Perceived brightness137.2 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 5.86:1
Contrast with white3.58:1WCAG normal text: Fail
Contrast with black5.86:1WCAG normal text: AA
Greyscale equivalent#858585
Inverted#8E7C2F

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#678BD3no red cones; affects about 1% of men; ΔE 6.5 from the original
Deuteranopia#5E83CEno green cones; the most common form, about 1% of men; ΔE 5.3 from the original
Tritanopia#4E93A0no 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 text3.58:1WCAG large text: AA
Contrast with black, large text5.86:1WCAG large text: AAA

Named colours

Cornflower blue · ΔE 10.3Steel blue · ΔE 20.7Dodgerblue · ΔE 22.1Medium purple · ΔE 24.4Royal blue · ΔE 27.9Dark slateblue · ΔE 28.3
Nearest named CSS colourCornflower blue (#6495ED)ΔE 10.34, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#D0BE71
Analogous#71B3D0, #8F71D0
Triadic#D07183, #83D071
Split complementary#D08F71, #B3D071
Tetradic#D071B3, #D0BE71, #71D08F

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#E4E7F6
Lighter +20%#BEC6E9
Lighter +10%#97A4DD
Darker −10%#4B62C3
Darker −20%#364BA5
Darker −30%#2A3A7E
Darker −40%#1D2858
More saturated +25%#5974E8
Less saturated −25%#8992B8

Channel breakdown

R113
G131
B208
Red113 (44.3%)
Green131 (51.4%)
Blue208 (81.6%)
Hue228.63°
Saturation (HSL)50.26%
Lightness62.94%
Dominant channelBlue
Hex per channelR 71 · G 83 · B D0

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Every value on this page was computed from “7183d0” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.