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Recognised as Colour

#718B9F

  • #718B9F
  • Blue
  • Dark
  • Nearest: Light slate grey

#718B9F is a blue with RGB values 113, 139, 159 and HSL 206°, 19%, 53%. It is a dark colour, so black text on it reaches 5.9:1 contrast (AA for normal text). The nearest named colour is Light slate grey.

Colour values

#718B9F#718B9F
HEX#718B9F
RGBrgb(113, 139, 159)
RGB (0–1)0.4431, 0.5451, 0.6235
RGB percentages44.3%, 54.5%, 62.4%
HSLhsl(206.1, 19.3%, 53.3%)
HSV / HSBhsv(206.1, 28.9%, 62.4%)
CMYK28.9%, 12.6%, 0%, 37.6%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer7,441,311
CSS custom property--colour: #718B9F;

Brightness & contrast

Relative luminance0.24479WCAG 2.x, 0 is black and 1 is white
Perceived brightness134.3 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 5.9:1
Contrast with white3.56:1WCAG normal text: Fail
Contrast with black5.9:1WCAG normal text: AA
Greyscale equivalent#878787
Inverted#8E7460

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#838BA0no red cones; affects about 1% of men; ΔE 6.4 from the original
Deuteranopia#7D859Fno green cones; the most common form, about 1% of men; ΔE 7.4 from the original
Tritanopia#639091no blue cones; rare, and affects men and women equally; ΔE 13.4 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text3.56:1WCAG large text: AA
Contrast with black, large text5.9:1WCAG large text: AAA

Named colours

Light slate grey · ΔE 3.4Slate grey · ΔE 5.3Gray · ΔE 14.6Cadetblue · ΔE 17.1Dim grey · ΔE 18.8Steel blue · ΔE 19
Nearest named CSS colourLight slate grey (#778899)ΔE 3.37, a close match
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#9F8571
Analogous#719F9C, #71749F
Triadic#9F718B, #8B9F71
Split complementary#9F7174, #9F9C71
Tetradic#9C719F, #9F8571, #749F71

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#EBEEF1
Lighter +30%#CCD6DD
Lighter +20%#AEBDC8
Lighter +10%#8FA4B4
Darker −10%#597184
Darker −20%#455765
Darker −30%#303D47
Darker −40%#1B2329
More saturated +25%#538FBD
Less saturated −25%#888888

Channel breakdown

R113
G139
B159
Red113 (44.3%)
Green139 (54.5%)
Blue159 (62.4%)
Hue206.09°
Saturation (HSL)19.33%
Lightness53.33%
Dominant channelBlue
Hex per channelR 71 · G 8B · B 9F

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Every value on this page was computed from “718b9f” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.