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Colour

#166BC7

  • #166BC7
  • Blue
  • Dark
  • Nearest: Dodgerblue

#166BC7 is a blue with RGB values 22, 107, 199 and HSL 211°, 80%, 43%. It is a dark colour, so white text on it reaches 5.3:1 contrast (AA for normal text). The nearest named colour is Dodgerblue.

Colour values

#166BC7#166BC7
HEX#166BC7
RGBrgb(22, 107, 199)
RGB (0–1)0.0863, 0.4196, 0.7804
RGB percentages8.6%, 42%, 78%
HSLhsl(211.2, 80.1%, 43.3%)
HSV / HSBhsv(211.2, 88.9%, 78%)
CMYK88.9%, 46.2%, 0%, 22%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,469,383
CSS custom property--colour: #166BC7;

Brightness & contrast

Relative luminance0.14809WCAG 2.x, 0 is black and 1 is white
Perceived brightness106.7 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 5.3:1
Contrast with white5.3:1WCAG normal text: AA
Contrast with black3.96:1WCAG normal text: Fail
Greyscale equivalent#606060
Inverted#E99438

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#3874CAno red cones; affects about 1% of men; ΔE 5.6 from the original
Deuteranopia#0064C5no green cones; the most common form, about 1% of men; ΔE 4.6 from the original
Tritanopia#00818Fno blue cones; rare, and affects men and women equally; ΔE 52.3 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text5.3:1WCAG large text: AAA
Contrast with black, large text3.96:1WCAG large text: AA

Named colours

Dodgerblue · ΔE 16.6Cornflower blue · ΔE 17.4Royal blue · ΔE 18.9Dark slateblue · ΔE 24.4Slate blue · ΔE 25.3Steel blue · ΔE 27.8
Nearest named CSS colourDodgerblue (#1E90FF)ΔE 16.63, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#C77216
Analogous#16C3C7, #1A16C7
Triadic#C7166B, #6BC716
Split complementary#C71A16, #C3C716
Tetradic#C716C3, #C77216, #16C71A

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#B2D3F7
Lighter +30%#85B9F1
Lighter +20%#579FEC
Lighter +10%#2984E7
Darker −10%#115299
Darker −20%#0C3A6B
Darker −30%#07213D
Darker −40%#02080F
More saturated +25%#006ADD
Less saturated −25%#326CAB

Channel breakdown

R22
G107
B199
Red22 (8.6%)
Green107 (42%)
Blue199 (78%)
Hue211.19°
Saturation (HSL)80.09%
Lightness43.33%
Dominant channelBlue
Hex per channelR 16 · G 6B · B C7

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Every value on this page was computed from “166bc7” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.