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Recognised as Colour

#4F6D8A

  • #4F6D8A
  • Blue
  • Dark
  • Nearest: Slate grey

#4F6D8A is a blue with RGB values 79, 109, 138 and HSL 209°, 27%, 43%. It is a dark colour, so white text on it reaches 5.4:1 contrast (AA for normal text). The nearest named colour is Slate grey.

Colour values

#4F6D8A#4F6D8A
HEX#4F6D8A
RGBrgb(79, 109, 138)
RGB (0–1)0.3098, 0.4275, 0.5412
RGB percentages31%, 42.7%, 54.1%
HSLhsl(209.5, 27.2%, 42.5%)
HSV / HSBhsv(209.5, 42.8%, 54.1%)
CMYK42.8%, 21%, 0%, 45.9%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer5,205,386
CSS custom property--colour: #4F6D8A;

Brightness & contrast

Relative luminance0.14435WCAG 2.x, 0 is black and 1 is white
Perceived brightness104.9 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 5.4:1
Contrast with white5.4:1WCAG normal text: AA
Contrast with black3.89:1WCAG normal text: Fail
Greyscale equivalent#696969
Inverted#B09275

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#616D8Bno red cones; affects about 1% of men; ΔE 6 from the original
Deuteranopia#5A6789no green cones; the most common form, about 1% of men; ΔE 6.8 from the original
Tritanopia#397477no blue cones; rare, and affects men and women equally; ΔE 19.4 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text5.4:1WCAG large text: AAA
Contrast with black, large text3.89:1WCAG large text: AA

Named colours

Slate grey · ΔE 11.9Light slate grey · ΔE 13.8Steel blue · ΔE 15Dim grey · ΔE 19.6Gray · ΔE 21.4Dark slate grey · ΔE 22.6
Nearest named CSS colourSlate grey (#708090)ΔE 11.9, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#8A6C4F
Analogous#4F8A8A, #4F4F8A
Triadic#8A4F6D, #6D8A4F
Split complementary#8A4F4F, #8A8A4F
Tetradic#8A4F8A, #8A6C4F, #4F8A4F

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#C6D3DF
Lighter +30%#A6B9CC
Lighter +20%#86A0B9
Lighter +10%#6587A7
Darker −10%#3C536A
Darker −20%#2A3A49
Darker −30%#172029
Darker −40%#050708
More saturated +25%#346DA5
Less saturated −25%#6A6D6F

Channel breakdown

R79
G109
B138
Red79 (31%)
Green109 (42.7%)
Blue138 (54.1%)
Hue209.49°
Saturation (HSL)27.19%
Lightness42.55%
Dominant channelBlue
Hex per channelR 4F · G 6D · B 8A

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Every value on this page was computed from “4f6d8a” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.