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Recognised as Colour

#2756B9

  • #2756B9
  • Blue
  • Dark
  • Nearest: Royal blue

#2756B9 is a blue with RGB values 39, 86, 185 and HSL 221°, 65%, 44%. It is a dark colour, so white text on it reaches 6.7:1 contrast (AA for normal text). The nearest named colour is Royal blue.

Colour values

#2756B9#2756B9
HEX#2756B9
RGBrgb(39, 86, 185)
RGB (0–1)0.1529, 0.3373, 0.7255
RGB percentages15.3%, 33.7%, 72.5%
HSLhsl(220.7, 65.2%, 43.9%)
HSV / HSBhsv(220.7, 78.9%, 72.5%)
CMYK78.9%, 53.5%, 0%, 27.5%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,578,105
CSS custom property--colour: #2756B9;

Brightness & contrast

Relative luminance0.1059WCAG 2.x, 0 is black and 1 is white
Perceived brightness93.3 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 6.74:1
Contrast with white6.74:1WCAG normal text: AA
Contrast with black3.12:1WCAG normal text: Fail
Greyscale equivalent#535353
Inverted#D8A946

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#0563BCno red cones; affects about 1% of men; ΔE 10.7 from the original
Deuteranopia#0055B7no green cones; the most common form, about 1% of men; ΔE 2.9 from the original
Tritanopia#006E7Fno blue cones; rare, and affects men and women equally; ΔE 56.9 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text6.74:1WCAG large text: AAA
Contrast with black, large text3.12:1WCAG large text: AA

Named colours

Royal blue · ΔE 13.6Slate blue · ΔE 16.8Dark slateblue · ΔE 17.7Medium purple · ΔE 23.8Dodgerblue · ΔE 24Rebecca purple · ΔE 25.1
Nearest named CSS colourRoyal blue (#4169E1)ΔE 13.59, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#B98A27
Analogous#279FB9, #4127B9
Triadic#B92756, #56B927
Split complementary#B94127, #9FB927
Tetradic#B9279F, #B98A27, #27B941

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#BBCCF1
Lighter +30%#91ADE8
Lighter +20%#678EDF
Lighter +10%#3D6ED6
Darker −10%#1E428F
Darker −20%#152F65
Darker −30%#0C1B3B
Darker −40%#030811
More saturated +25%#0B4CD5
Less saturated −25%#43609D

Channel breakdown

R39
G86
B185
Red39 (15.3%)
Green86 (33.7%)
Blue185 (72.5%)
Hue220.68°
Saturation (HSL)65.18%
Lightness43.92%
Dominant channelBlue
Hex per channelR 27 · G 56 · B B9

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Every value on this page was computed from “2756b9” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.