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Recognised as Colour

#168DD3

  • #168DD3
  • Blue
  • Dark
  • Nearest: Steel blue

#168DD3 is a blue with RGB values 22, 141, 211 and HSL 202°, 81%, 46%. It is a dark colour, so black text on it reaches 5.8:1 contrast (AA for normal text). The nearest named colour is Steel blue.

Colour values

#168DD3#168DD3
HEX#168DD3
RGBrgb(22, 141, 211)
RGB (0–1)0.0863, 0.5529, 0.8275
RGB percentages8.6%, 55.3%, 82.7%
HSLhsl(202.2, 81.1%, 45.7%)
HSV / HSBhsv(202.2, 89.6%, 82.7%)
CMYK89.6%, 33.2%, 0%, 17.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,478,099
CSS custom property--colour: #168DD3;

Brightness & contrast

Relative luminance0.23923WCAG 2.x, 0 is black and 1 is white
Perceived brightness130 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 5.78:1
Contrast with white3.63:1WCAG normal text: Fail
Contrast with black5.78:1WCAG normal text: AA
Greyscale equivalent#797979
Inverted#E9722C

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#6B8FD6no red cones; affects about 1% of men; ΔE 13.5 from the original
Deuteranopia#527FD2no green cones; the most common form, about 1% of men; ΔE 15.8 from the original
Tritanopia#009EA6no blue cones; rare, and affects men and women equally; ΔE 40 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text3.63:1WCAG large text: AA
Contrast with black, large text5.78:1WCAG large text: AAA

Named colours

Steel blue · ΔE 12.7Cornflower blue · ΔE 16.5Deep skyblue · ΔE 20.8Dodgerblue · ΔE 24.6Light skyblue · ΔE 29.1Light slate grey · ΔE 33.4
Nearest named CSS colourSteel blue (#4682B4)ΔE 12.7, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#D35C16
Analogous#16D3BA, #162FD3
Triadic#D3168D, #8DD316
Split complementary#D3162F, #D3BB16
Tetradic#BA16D3, #D35C16, #2ED316

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#BDE2F8
Lighter +30%#8FCEF3
Lighter +20%#61BAEE
Lighter +10%#32A6EA
Darker −10%#116EA5
Darker −20%#0C4F77
Darker −30%#083048
Darker −40%#03121A
More saturated +25%#0093E9
Less saturated −25%#3385B6

Channel breakdown

R22
G141
B211
Red22 (8.6%)
Green141 (55.3%)
Blue211 (82.7%)
Hue202.22°
Saturation (HSL)81.12%
Lightness45.69%
Dominant channelBlue
Hex per channelR 16 · G 8D · B D3

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Every value on this page was computed from “168dd3” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.