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Recognised as Colour

#4069BD

  • #4069BD
  • Blue
  • Dark
  • Nearest: Cornflower blue

#4069BD is a blue with RGB values 64, 105, 189 and HSL 220°, 49%, 50%. It is a dark colour, so white text on it reaches 5.3:1 contrast (AA for normal text). The nearest named colour is Cornflower blue.

Colour values

#4069BD#4069BD
HEX#4069BD
RGBrgb(64, 105, 189)
RGB (0–1)0.251, 0.4118, 0.7412
RGB percentages25.1%, 41.2%, 74.1%
HSLhsl(220.3, 49.4%, 49.6%)
HSV / HSBhsv(220.3, 66.1%, 74.1%)
CMYK66.1%, 44.4%, 0%, 25.9%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer4,221,373
CSS custom property--colour: #4069BD;

Brightness & contrast

Relative luminance0.14867WCAG 2.x, 0 is black and 1 is white
Perceived brightness108.5 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 5.29:1
Contrast with white5.29:1WCAG normal text: AA
Contrast with black3.97:1WCAG normal text: Fail
Greyscale equivalent#666666
Inverted#BF9642

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#4172C0no red cones; affects about 1% of men; ΔE 5.8 from the original
Deuteranopia#2B66BBno green cones; the most common form, about 1% of men; ΔE 3.1 from the original
Tritanopia#007C8Ano blue cones; rare, and affects men and women equally; ΔE 49.1 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text5.29:1WCAG large text: AAA
Contrast with black, large text3.97:1WCAG large text: AA

Named colours

Cornflower blue · ΔE 16.9Dark slateblue · ΔE 20.5Dodgerblue · ΔE 20.6Royal blue · ΔE 21.4Slate blue · ΔE 24.7Steel blue · ΔE 24.8
Nearest named CSS colourCornflower blue (#6495ED)ΔE 16.94, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#BD9440
Analogous#40A7BD, #5640BD
Triadic#BD4069, #69BD40
Split complementary#BD5640, #A7BD40
Tetradic#BD40A7, #BD9440, #40BD56

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#D7E0F2
Lighter +30%#B1C2E5
Lighter +20%#8BA4D8
Lighter +10%#6586CB
Darker −10%#335497
Darker −20%#263F71
Darker −30%#192A4B
Darker −40%#0C1425
More saturated +25%#205EDD
Less saturated −25%#60749D

Channel breakdown

R64
G105
B189
Red64 (25.1%)
Green105 (41.2%)
Blue189 (74.1%)
Hue220.32°
Saturation (HSL)49.41%
Lightness49.61%
Dominant channelBlue
Hex per channelR 40 · G 69 · B BD

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Every value on this page was computed from “4069bd” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.