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Recognised as Colour

#5B6D89

  • #5B6D89
  • Blue
  • Dark
  • Nearest: Slate grey

#5B6D89 is a blue with RGB values 91, 109, 137 and HSL 217°, 20%, 45%. It is a dark colour, so white text on it reaches 5.3:1 contrast (AA for normal text). The nearest named colour is Slate grey.

Colour values

#5B6D89#5B6D89
HEX#5B6D89
RGBrgb(91, 109, 137)
RGB (0–1)0.3569, 0.4275, 0.5373
RGB percentages35.7%, 42.7%, 53.7%
HSLhsl(216.5, 20.2%, 44.7%)
HSV / HSBhsv(216.5, 33.6%, 53.7%)
CMYK33.6%, 20.4%, 0%, 46.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer5,991,817
CSS custom property--colour: #5B6D89;

Brightness & contrast

Relative luminance0.14968WCAG 2.x, 0 is black and 1 is white
Perceived brightness107.7 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 5.26:1
Contrast with white5.26:1WCAG normal text: AA
Contrast with black3.99:1WCAG normal text: Fail
Greyscale equivalent#6B6B6B
Inverted#A49276

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#636E8Ano red cones; affects about 1% of men; ΔE 2.5 from the original
Deuteranopia#5E6A88no green cones; the most common form, about 1% of men; ΔE 2.6 from the original
Tritanopia#4D7376no blue cones; rare, and affects men and women equally; ΔE 17.4 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text5.26:1WCAG large text: AAA
Contrast with black, large text3.99:1WCAG large text: AA

Named colours

Slate grey · ΔE 10.4Light slate grey · ΔE 12.5Steel blue · ΔE 16.8Dim grey · ΔE 17.6Gray · ΔE 19.3Dark slate grey · ΔE 23.3
Nearest named CSS colourSlate grey (#708090)ΔE 10.4, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#89775B
Analogous#5B8489, #605B89
Triadic#895B6D, #6D895B
Split complementary#89605B, #84895B
Tetradic#895B84, #89775B, #5B8960

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#D0D6E0
Lighter +30%#B1BCCC
Lighter +20%#93A1B7
Lighter +10%#7486A3
Darker −10%#47556A
Darker −20%#323C4C
Darker −30%#1E242D
Darker −40%#0A0B0E
More saturated +25%#3F67A5
Less saturated −25%#727272

Channel breakdown

R91
G109
B137
Red91 (35.7%)
Green109 (42.7%)
Blue137 (53.7%)
Hue216.52°
Saturation (HSL)20.18%
Lightness44.71%
Dominant channelBlue
Hex per channelR 5B · G 6D · B 89

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Every value on this page was computed from “5b6d89” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.