Colour

#166FC7

#166FC7
Blue
Dark
Nearest: Cornflower blue

#166FC7 is a blue with RGB values 22, 111, 199 and HSL 210°, 80%, 43%. It is a dark colour, so white text on it reaches 5.1:1 contrast (AA for normal text). The nearest named colour is Cornflower blue.

Colour values

#166FC7#166FC7

HEX#166FC7

RGBrgb(22, 111, 199)

RGB (0–1)0.0863, 0.4353, 0.7804

RGB percentages8.6%, 43.5%, 78%

HSLhsl(209.8, 80.1%, 43.3%)

HSV / HSBhsv(209.8, 88.9%, 78%)

CMYK88.9%, 44.2%, 0%, 22%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer1,470,407

CSS custom property--colour: #166FC7;

Brightness & contrast

Relative luminance0.15663WCAG 2.x, 0 is black and 1 is white

Perceived brightness109 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 5.08:1

Contrast with white5.08:1WCAG normal text: AA

Contrast with black4.13:1WCAG normal text: Fail

Greyscale equivalent#626262

Inverted#E99038

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#4076CAno red cones; affects about 1% of men; ΔE 5.2 from the original

Deuteranopia#1967C5no green cones; the most common form, about 1% of men; ΔE 5.8 from the original

Tritanopia#008491no blue cones; rare, and affects men and women equally; ΔE 50.1 from the original

Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning

Contrast with white, large text5.08:1WCAG large text: AAA

Contrast with black, large text4.13:1WCAG large text: AA

Named colours

Cornflower blue · ΔE 15.8 Dodgerblue · ΔE 16.8 Royal blue · ΔE 21.9 Steel blue · ΔE 24.7 Dark slateblue · ΔE 25.9 Slate blue · ΔE 28.1

Nearest named CSS colourCornflower blue (#6495ED)ΔE 15.78, a distinctly different colour

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

base +30°+90°+120°+180°+210°+240°+270°+330°

Complementary#C76E16

Analogous#16C7C7, #1616C7

Triadic#C7166F, #6FC716

Split complementary#C71617, #C7C716

Tetradic#C616C7, #C76E16, #16C716

Tints, shades & saturation

+40%+30%+20%+10%base -10%-20%-30%-40%

Lighter +40%#B2D5F7

Lighter +30%#85BBF1

Lighter +20%#57A2EC

Lighter +10%#2989E7

Darker −10%#115599

Darker −20%#0C3C6B

Darker −30%#07223D

Darker −40%#02090F

More saturated +25%#006FDD

Less saturated −25%#326FAB

Channel breakdown

R22

G111

B199

Red22 (8.6%)

Green111 (43.5%)

Blue199 (78%)

Hue209.83°

Saturation (HSL)80.09%

Lightness43.33%

Dominant channelBlue

Hex per channelR 16 · G 6F · B C7

Keep nerding

Every link below is a page Nerdulator can generate from what it already knows about this value.

#166FC7

Colour values

Brightness & contrast

Colour vision & accessibility

Named colours

Colour harmonies

Tints, shades & saturation

Channel breakdown

Keep nerding

Harmonies

Lighter and darker

Similar named colours

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