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Recognised as Colour

#05407E

  • #05407E
  • Blue
  • Dark
  • Nearest: Dark slateblue

#05407E is a blue with RGB values 5, 64, 126 and HSL 211°, 92%, 26%. It is a dark colour, so white text on it reaches 10.3:1 contrast (AAA for normal text). The nearest named colour is Dark slateblue.

Colour values

#05407E#05407E
HEX#05407E
RGBrgb(5, 64, 126)
RGB (0–1)0.0196, 0.251, 0.4941
RGB percentages2%, 25.1%, 49.4%
HSLhsl(210.7, 92.4%, 25.7%)
HSV / HSBhsv(210.7, 96%, 49.4%)
CMYK96%, 49.2%, 0%, 50.6%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer344,190
CSS custom property--colour: #05407E;

Brightness & contrast

Relative luminance0.05205WCAG 2.x, 0 is black and 1 is white
Perceived brightness65 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 10.29:1
Contrast with white10.29:1WCAG normal text: AAA
Contrast with black2.04:1WCAG normal text: Fail
Greyscale equivalent#383838
Inverted#FABF81

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#1C4680no red cones; affects about 1% of men; ΔE 4 from the original
Deuteranopia#003C7Dno green cones; the most common form, about 1% of men; ΔE 3 from the original
Tritanopia#004F59no blue cones; rare, and affects men and women equally; ΔE 37.9 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text10.29:1WCAG large text: AAA
Contrast with black, large text2.04:1WCAG large text: Fail

Named colours

Dark slateblue · ΔE 18Midnight blue · ΔE 27.6Steel blue · ΔE 29.2Rebecca purple · ΔE 35.5Cornflower blue · ΔE 35.9Royal blue · ΔE 37.1
Nearest named CSS colourDark slateblue (#483D8B)ΔE 17.97, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#7E4305
Analogous#057D7E, #06057E
Triadic#7E0540, #407E05
Split complementary#7E0605, #7D7E05
Tetradic#7E057D, #7E4305, #057E07

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#57A5F8
Lighter +30%#268BF6
Lighter +20%#0972E0
Lighter +10%#0759AF
Darker −10%#03274D
Darker −20%#010E1C
Darker −30%#000000
Darker −40%#000000
More saturated +25%#004083
Less saturated −25%#15406E

Channel breakdown

R5
G64
B126
Red5 (2%)
Green64 (25.1%)
Blue126 (49.4%)
Hue210.74°
Saturation (HSL)92.37%
Lightness25.69%
Dominant channelBlue
Hex per channelR 05 · G 40 · B 7E

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Every value on this page was computed from “05407e” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.