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Colour

#6471AB

  • #6471AB
  • Blue
  • Dark
  • Nearest: Steel blue

#6471AB is a blue with RGB values 100, 113, 171 and HSL 229°, 30%, 53%. It is a dark colour, so white text on it reaches 4.7:1 contrast (AA for normal text). The nearest named colour is Steel blue.

Colour values

#6471AB#6471AB
HEX#6471AB
RGBrgb(100, 113, 171)
RGB (0–1)0.3922, 0.4431, 0.6706
RGB percentages39.2%, 44.3%, 67.1%
HSLhsl(229, 29.7%, 53.1%)
HSV / HSBhsv(229, 41.5%, 67.1%)
CMYK41.5%, 33.9%, 0%, 32.9%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer6,582,699
CSS custom property--colour: #6471AB;

Brightness & contrast

Relative luminance0.1746WCAG 2.x, 0 is black and 1 is white
Perceived brightness117.6 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 4.68:1
Contrast with white4.68:1WCAG normal text: AA
Contrast with black4.49:1WCAG normal text: Fail
Greyscale equivalent#727272
Inverted#9B8E54

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#5D77ADno red cones; affects about 1% of men; ΔE 5.1 from the original
Deuteranopia#5771AAno green cones; the most common form, about 1% of men; ΔE 3.9 from the original
Tritanopia#4D7D86no blue cones; rare, and affects men and women equally; ΔE 33 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text4.68:1WCAG large text: AAA
Contrast with black, large text4.49:1WCAG large text: AA

Named colours

Steel blue · ΔE 14.9Cornflower blue · ΔE 21.3Slate grey · ΔE 25.6Dark slateblue · ΔE 25.7Light slate grey · ΔE 25.9Medium purple · ΔE 32.3
Nearest named CSS colourSteel blue (#4682B4)ΔE 14.89, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#AB9E64
Analogous#6494AB, #7B64AB
Triadic#AB6471, #71AB64
Split complementary#AB7A64, #95AB64
Tetradic#AB6494, #AB9E64, #64AB7A

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#E8EAF3
Lighter +30%#C7CCE1
Lighter +20%#A6AECF
Lighter +10%#858FBD
Darker −10%#4D598F
Darker −20%#3B456E
Darker −30%#29304D
Darker −40%#181B2B
More saturated +25%#465EC9
Less saturated −25%#82848D

Channel breakdown

R100
G113
B171
Red100 (39.2%)
Green113 (44.3%)
Blue171 (67.1%)
Hue229.01°
Saturation (HSL)29.71%
Lightness53.14%
Dominant channelBlue
Hex per channelR 64 · G 71 · B AB

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Every value on this page was computed from “6471ab” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.