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Recognised as Colour

#224ED9

  • #224ED9
  • Blue
  • Dark
  • Nearest: Medium slateblue

#224ED9 is a blue with RGB values 34, 78, 217 and HSL 226°, 73%, 49%. It is a dark colour, so white text on it reaches 6.6:1 contrast (AA for normal text). The nearest named colour is Medium slateblue.

Colour values

#224ED9#224ED9
HEX#224ED9
RGBrgb(34, 78, 217)
RGB (0–1)0.1333, 0.3059, 0.851
RGB percentages13.3%, 30.6%, 85.1%
HSLhsl(225.6, 72.9%, 49.2%)
HSV / HSBhsv(225.6, 84.3%, 85.1%)
CMYK84.3%, 64.1%, 0%, 14.9%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,248,409
CSS custom property--colour: #224ED9;

Brightness & contrast

Relative luminance0.10799WCAG 2.x, 0 is black and 1 is white
Perceived brightness96.4 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 6.65:1
Contrast with white6.65:1WCAG normal text: AA
Contrast with black3.16:1WCAG normal text: Fail
Greyscale equivalent#4F4F4F
Inverted#DDB126

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#0065DDno red cones; affects about 1% of men; ΔE 17.3 from the original
Deuteranopia#0054D6no green cones; the most common form, about 1% of men; ΔE 7 from the original
Tritanopia#00738Cno blue cones; rare, and affects men and women equally; ΔE 77.1 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text6.65:1WCAG large text: AAA
Contrast with black, large text3.16:1WCAG large text: AA

Named colours

Medium slateblue · ΔE 16.4Royal blue · ΔE 17Slate blue · ΔE 18.1Dark blue · ΔE 28.4Rebecca purple · ΔE 28.9Medium purple · ΔE 29.3
Nearest named CSS colourMedium slateblue (#7B68EE)ΔE 16.37, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#D9AD22
Analogous#22A9D9, #5222D9
Triadic#D9224E, #4ED922
Split complementary#D95122, #AAD922
Tetradic#D922A9, #D9AD22, #22D951

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#CFD9F8
Lighter +30%#A3B6F1
Lighter +20%#7793EA
Lighter +10%#4B70E3
Darker −10%#1B3EAD
Darker −20%#142E81
Darker −30%#0D1E55
Darker −40%#060F29
More saturated +25%#033EF8
Less saturated −25%#415EBA

Channel breakdown

R34
G78
B217
Red34 (13.3%)
Green78 (30.6%)
Blue217 (85.1%)
Hue225.57°
Saturation (HSL)72.91%
Lightness49.22%
Dominant channelBlue
Hex per channelR 22 · G 4E · B D9

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Every value on this page was computed from “224ed9” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.