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Recognised as Colour

#2866BD

  • #2866BD
  • Blue
  • Dark
  • Nearest: Cornflower blue

#2866BD is a blue with RGB values 40, 102, 189 and HSL 215°, 65%, 45%. It is a dark colour, so white text on it reaches 5.6:1 contrast (AA for normal text). The nearest named colour is Cornflower blue.

Colour values

#2866BD#2866BD
HEX#2866BD
RGBrgb(40, 102, 189)
RGB (0–1)0.1569, 0.4, 0.7412
RGB percentages15.7%, 40%, 74.1%
HSLhsl(215, 65.1%, 44.9%)
HSV / HSBhsv(215, 78.8%, 74.1%)
CMYK78.8%, 46%, 0%, 25.9%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,647,741
CSS custom property--colour: #2866BD;

Brightness & contrast

Relative luminance0.13628WCAG 2.x, 0 is black and 1 is white
Perceived brightness103.2 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 5.64:1
Contrast with white5.64:1WCAG normal text: AA
Contrast with black3.73:1WCAG normal text: Fail
Greyscale equivalent#5F5F5F
Inverted#D79942

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#376EC0no red cones; affects about 1% of men; ΔE 4.7 from the original
Deuteranopia#1261BBno green cones; the most common form, about 1% of men; ΔE 3.1 from the original
Tritanopia#007B88no blue cones; rare, and affects men and women equally; ΔE 50.7 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text5.64:1WCAG large text: AAA
Contrast with black, large text3.73:1WCAG large text: AA

Named colours

Cornflower blue · ΔE 18.5Dodgerblue · ΔE 19.8Royal blue · ΔE 20.5Dark slateblue · ΔE 21.4Slate blue · ΔE 25.2Steel blue · ΔE 26.4
Nearest named CSS colourCornflower blue (#6495ED)ΔE 18.51, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#BD7F28
Analogous#28B0BD, #3528BD
Triadic#BD2866, #66BD28
Split complementary#BD3428, #B1BD28
Tetradic#BD28B0, #BD7F28, #28BD34

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#BFD4F2
Lighter +30%#95B8E9
Lighter +20%#6B9CE0
Lighter +10%#417FD7
Darker −10%#1F4F93
Darker −20%#163969
Darker −30%#0D223F
Darker −40%#040B15
More saturated +25%#0B61DA
Less saturated −25%#456BA0

Channel breakdown

R40
G102
B189
Red40 (15.7%)
Green102 (40%)
Blue189 (74.1%)
Hue215.03°
Saturation (HSL)65.07%
Lightness44.9%
Dominant channelBlue
Hex per channelR 28 · G 66 · B BD

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Every value on this page was computed from “2866bd” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.