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Recognised as Colour

#778FBB

  • #778FBB
  • Blue
  • Dark
  • Nearest: Steel blue

#778FBB is a blue with RGB values 119, 143, 187 and HSL 219°, 33%, 60%. It is a dark colour, so black text on it reaches 6.4:1 contrast (AA for normal text). The nearest named colour is Steel blue.

Colour values

#778FBB#778FBB
HEX#778FBB
RGBrgb(119, 143, 187)
RGB (0–1)0.4667, 0.5608, 0.7333
RGB percentages46.7%, 56.1%, 73.3%
HSLhsl(218.8, 33.3%, 60%)
HSV / HSBhsv(218.8, 36.4%, 73.3%)
CMYK36.4%, 23.5%, 0%, 26.7%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer7,835,579
CSS custom property--colour: #778FBB;

Brightness & contrast

Relative luminance0.27155WCAG 2.x, 0 is black and 1 is white
Perceived brightness142.2 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 6.43:1
Contrast with white3.27:1WCAG normal text: Fail
Contrast with black6.43:1WCAG normal text: AA
Greyscale equivalent#8D8D8D
Inverted#887044

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#8092BDno red cones; affects about 1% of men; ΔE 2.4 from the original
Deuteranopia#798BBAno green cones; the most common form, about 1% of men; ΔE 3 from the original
Tritanopia#62989Eno blue cones; rare, and affects men and women equally; ΔE 25.2 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text3.27:1WCAG large text: AA
Contrast with black, large text6.43:1WCAG large text: AAA

Named colours

Steel blue · ΔE 11.4Light slate grey · ΔE 15.6Slate grey · ΔE 17Light steelblue · ΔE 22.3Light skyblue · ΔE 24.7Cornflower blue · ΔE 24.8
Nearest named CSS colourSteel blue (#4682B4)ΔE 11.37, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#BBA377
Analogous#77B1BB, #8177BB
Triadic#BB778F, #8FBB77
Split complementary#BB8177, #B1BB77
Tetradic#BB77B1, #BBA377, #77BB81

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#DDE3EE
Lighter +20%#BBC7DD
Lighter +10%#99ABCC
Darker −10%#5573AA
Darker −20%#445C88
Darker −30%#334566
Darker −40%#222E44
More saturated +25%#5E88D4
Less saturated −25%#9197A2

Channel breakdown

R119
G143
B187
Red119 (46.7%)
Green143 (56.1%)
Blue187 (73.3%)
Hue218.82°
Saturation (HSL)33.33%
Lightness60%
Dominant channelBlue
Hex per channelR 77 · G 8F · B BB

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Every value on this page was computed from “778fbb” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.