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Colour

#4F6DAB

  • #4F6DAB
  • Blue
  • Dark
  • Nearest: Steel blue

#4F6DAB is a blue with RGB values 79, 109, 171 and HSL 220°, 37%, 49%. It is a dark colour, so white text on it reaches 5.1:1 contrast (AA for normal text). The nearest named colour is Steel blue.

Colour values

#4F6DAB#4F6DAB
HEX#4F6DAB
RGBrgb(79, 109, 171)
RGB (0–1)0.3098, 0.4275, 0.6706
RGB percentages31%, 42.7%, 67.1%
HSLhsl(220.4, 36.8%, 49%)
HSV / HSBhsv(220.4, 53.8%, 67.1%)
CMYK53.8%, 36.3%, 0%, 32.9%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer5,205,419
CSS custom property--colour: #4F6DAB;

Brightness & contrast

Relative luminance0.1554WCAG 2.x, 0 is black and 1 is white
Perceived brightness110.3 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 5.11:1
Contrast with white5.11:1WCAG normal text: AA
Contrast with black4.11:1WCAG normal text: Fail
Greyscale equivalent#6B6B6B
Inverted#B09254

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#5472AEno red cones; affects about 1% of men; ΔE 2.4 from the original
Deuteranopia#496AAAno green cones; the most common form, about 1% of men; ΔE 1.9 from the original
Tritanopia#1F7A84no blue cones; rare, and affects men and women equally; ΔE 37.8 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text5.11:1WCAG large text: AAA
Contrast with black, large text4.11:1WCAG large text: AA

Named colours

Steel blue · ΔE 13.8Cornflower blue · ΔE 20.2Dark slateblue · ΔE 24.8Slate grey · ΔE 28.4Light slate grey · ΔE 28.8Dodgerblue · ΔE 30
Nearest named CSS colourSteel blue (#4682B4)ΔE 13.79, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#AB8D4F
Analogous#4F9BAB, #5F4FAB
Triadic#AB4F6D, #6DAB4F
Split complementary#AB5F4F, #9BAB4F
Tetradic#AB4F9B, #AB8D4F, #4FAB5F

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#D9DFED
Lighter +30%#B6C3DD
Lighter +20%#93A6CD
Lighter +10%#7089BD
Darker −10%#3F5788
Darker −20%#2F4165
Darker −30%#1F2A42
Darker −40%#0F141F
More saturated +25%#3062CA
Less saturated −25%#6E788C

Channel breakdown

R79
G109
B171
Red79 (31%)
Green109 (42.7%)
Blue171 (67.1%)
Hue220.43°
Saturation (HSL)36.8%
Lightness49.02%
Dominant channelBlue
Hex per channelR 4F · G 6D · B AB

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Every value on this page was computed from “4f6dab” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.