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Recognised as Colour

#426DBB

  • #426DBB
  • Blue
  • Dark
  • Nearest: Cornflower blue

#426DBB is a blue with RGB values 66, 109, 187 and HSL 219°, 48%, 50%. It is a dark colour, so white text on it reaches 5.1:1 contrast (AA for normal text). The nearest named colour is Cornflower blue.

Colour values

#426DBB#426DBB
HEX#426DBB
RGBrgb(66, 109, 187)
RGB (0–1)0.2588, 0.4275, 0.7333
RGB percentages25.9%, 42.7%, 73.3%
HSLhsl(218.7, 47.8%, 49.6%)
HSV / HSBhsv(218.7, 64.7%, 73.3%)
CMYK64.7%, 41.7%, 0%, 26.7%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer4,353,467
CSS custom property--colour: #426DBB;

Brightness & contrast

Relative luminance0.15683WCAG 2.x, 0 is black and 1 is white
Perceived brightness110.7 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#BD9244

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#4974BEno red cones; affects about 1% of men; ΔE 3.9 from the original
Deuteranopia#3769B9no green cones; the most common form, about 1% of men; ΔE 2.4 from the original
Tritanopia#007F8Bno blue cones; rare, and affects men and women equally; ΔE 46.6 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

Cornflower blue · ΔE 15.8Steel blue · ΔE 20.5Dodgerblue · ΔE 22Dark slateblue · ΔE 22.5Royal blue · ΔE 25.4Medium purple · ΔE 28.2
Nearest named CSS colourCornflower blue (#6495ED)ΔE 15.85, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#BB9042
Analogous#42AABB, #5442BB
Triadic#BB426D, #6DBB42
Split complementary#BB5342, #AABB42
Tetradic#BB42AA, #BB9042, #42BB53

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#D8E1F1
Lighter +30%#B2C4E4
Lighter +20%#8CA7D7
Lighter +10%#678AC9
Darker −10%#355795
Darker −20%#274170
Darker −30%#1A2B4A
Darker −40%#0D1524
More saturated +25%#2264DB
Less saturated −25%#62769B

Channel breakdown

R66
G109
B187
Red66 (25.9%)
Green109 (42.7%)
Blue187 (73.3%)
Hue218.68°
Saturation (HSL)47.83%
Lightness49.61%
Dominant channelBlue
Hex per channelR 42 · G 6D · B BB

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Every value on this page was computed from “426dbb” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.