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Recognised as Colour

#405E7F

  • #405E7F
  • Blue
  • Dark
  • Nearest: Steel blue

#405E7F is a blue with RGB values 64, 94, 127 and HSL 211°, 33%, 37%. It is a dark colour, so white text on it reaches 6.7:1 contrast (AA for normal text). The nearest named colour is Steel blue.

Colour values

#405E7F#405E7F
HEX#405E7F
RGBrgb(64, 94, 127)
RGB (0–1)0.251, 0.3686, 0.498
RGB percentages25.1%, 36.9%, 49.8%
HSLhsl(211.4, 33%, 37.5%)
HSV / HSBhsv(211.4, 49.6%, 49.8%)
CMYK49.6%, 26%, 0%, 50.2%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer4,218,495
CSS custom property--colour: #405E7F;

Brightness & contrast

Relative luminance0.10628WCAG 2.x, 0 is black and 1 is white
Perceived brightness90.8 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 6.72:1
Contrast with white6.72:1WCAG normal text: AA
Contrast with black3.13:1WCAG normal text: Fail
Greyscale equivalent#5A5A5A
Inverted#BFA180

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#515F80no red cones; affects about 1% of men; ΔE 5.1 from the original
Deuteranopia#49597Eno green cones; the most common form, about 1% of men; ΔE 5.5 from the original
Tritanopia#246569no blue cones; rare, and affects men and women equally; ΔE 22.3 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text6.72:1WCAG large text: AAA
Contrast with black, large text3.13:1WCAG large text: AA

Named colours

Steel blue · ΔE 17.2Slate grey · ΔE 18Light slate grey · ΔE 20.1Dark slate grey · ΔE 22.4Dim grey · ΔE 22.6Gray · ΔE 26.4
Nearest named CSS colourSteel blue (#4682B4)ΔE 17.22, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#7F6140
Analogous#407D7F, #42407F
Triadic#7F405E, #5E7F40
Split complementary#7F4240, #7D7F40
Tetradic#7F407E, #7F6140, #407F42

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#B3C5D8
Lighter +30%#91ABC7
Lighter +20%#6F91B6
Lighter +10%#5177A1
Darker −10%#2F455D
Darker −20%#1E2C3B
Darker −30%#0D1319
Darker −40%#000000
More saturated +25%#285D97
Less saturated −25%#585F67

Channel breakdown

R64
G94
B127
Red64 (25.1%)
Green94 (36.9%)
Blue127 (49.8%)
Hue211.43°
Saturation (HSL)32.98%
Lightness37.45%
Dominant channelBlue
Hex per channelR 40 · G 5E · B 7F

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Every value on this page was computed from “405e7f” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.