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Recognised as Colour

#405D94

  • #405D94
  • Blue
  • Dark
  • Nearest: Steel blue

#405D94 is a blue with RGB values 64, 93, 148 and HSL 219°, 40%, 42%. It is a dark colour, so white text on it reaches 6.5:1 contrast (AA for normal text). The nearest named colour is Steel blue.

Colour values

#405D94#405D94
HEX#405D94
RGBrgb(64, 93, 148)
RGB (0–1)0.251, 0.3647, 0.5804
RGB percentages25.1%, 36.5%, 58%
HSLhsl(219.3, 39.6%, 41.6%)
HSV / HSBhsv(219.3, 56.8%, 58%)
CMYK56.8%, 37.2%, 0%, 42%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer4,218,260
CSS custom property--colour: #405D94;

Brightness & contrast

Relative luminance0.11057WCAG 2.x, 0 is black and 1 is white
Perceived brightness93.8 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 6.54:1
Contrast with white6.54:1WCAG normal text: AA
Contrast with black3.21:1WCAG normal text: Fail
Greyscale equivalent#5B5B5B
Inverted#BFA26B

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#476296no red cones; affects about 1% of men; ΔE 2.9 from the original
Deuteranopia#3C5A93no green cones; the most common form, about 1% of men; ΔE 1.8 from the original
Tritanopia#0A6971no blue cones; rare, and affects men and women equally; ΔE 35.5 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text6.54:1WCAG large text: AAA
Contrast with black, large text3.21:1WCAG large text: AA

Named colours

Steel blue · ΔE 16.6Dark slateblue · ΔE 23.2Cornflower blue · ΔE 27.5Slate grey · ΔE 27.8Light slate grey · ΔE 29Dim grey · ΔE 34.4
Nearest named CSS colourSteel blue (#4682B4)ΔE 16.59, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#947740
Analogous#408794, #4D4094
Triadic#94405D, #5D9440
Split complementary#944D40, #879440
Tetradic#944087, #947740, #40944D

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#BDCAE3
Lighter +30%#9AAED3
Lighter +20%#7691C4
Lighter +10%#5374B4
Darker −10%#314770
Darker −20%#21304D
Darker −30%#121A29
Darker −40%#020406
More saturated +25%#2555AF
Less saturated −25%#5B657A

Channel breakdown

R64
G93
B148
Red64 (25.1%)
Green93 (36.5%)
Blue148 (58%)
Hue219.29°
Saturation (HSL)39.62%
Lightness41.57%
Dominant channelBlue
Hex per channelR 40 · G 5D · B 94

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Every value on this page was computed from “405d94” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.