Colour

#5666B2

#5666B2
Blue
Dark
Nearest: Dark slateblue

#5666B2 is a blue with RGB values 86, 102, 178 and HSL 230°, 37%, 52%. It is a dark colour, so white text on it reaches 5.3:1 contrast (AA for normal text). The nearest named colour is Dark slateblue.

Colour values

#5666B2#5666B2

HEX#5666B2

RGBrgb(86, 102, 178)

RGB (0–1)0.3373, 0.4, 0.698

RGB percentages33.7%, 40%, 69.8%

HSLhsl(229.6, 37.4%, 51.8%)

HSV / HSBhsv(229.6, 51.7%, 69.8%)

CMYK51.7%, 42.7%, 0%, 30.2%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer5,662,386

CSS custom property--colour: #5666B2;

Brightness & contrast

Relative luminance0.14696WCAG 2.x, 0 is black and 1 is white

Perceived brightness109.2 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 5.33:1

Contrast with white5.33:1WCAG normal text: AA

Contrast with black3.94:1WCAG normal text: Fail

Greyscale equivalent#686868

Inverted#A9994D

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#476FB5no red cones; affects about 1% of men; ΔE 8.1 from the original

Deuteranopia#3D67B0no green cones; the most common form, about 1% of men; ΔE 6.7 from the original

Tritanopia#2E7683no blue cones; rare, and affects men and women equally; ΔE 44.3 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text5.33:1WCAG large text: AAA

Contrast with black, large text3.94:1WCAG large text: AA

Named colours

Dark slateblue · ΔE 17.7 Cornflower blue · ΔE 19.2 Steel blue · ΔE 23.5 Medium purple · ΔE 24.4 Royal blue · ΔE 25.3 Slate blue · ΔE 25.4

Nearest named CSS colourDark slateblue (#483D8B)ΔE 17.69, a distinctly different colour

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#B2A256

Analogous#5694B2, #7456B2

Triadic#B25666, #66B256

Split complementary#B27456, #94B256

Tetradic#B25694, #B2A256, #56B274

Tints, shades & saturation

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

Lighter +40%#E2E5F2

Lighter +30%#BFC5E2

Lighter +20%#9CA5D2

Lighter +10%#7986C2

Darker −10%#435192

Darker −20%#333D6F

Darker −30%#232A4C

Darker −40%#131729

More saturated +25%#3752D1

Less saturated −25%#757A93

Channel breakdown

R86

G102

B178

Red86 (33.7%)

Green102 (40%)

Blue178 (69.8%)

Hue229.57°

Saturation (HSL)37.4%

Lightness51.76%

Dominant channelBlue

Hex per channelR 56 · G 66 · B B2

Keep nerding

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

#5666B2

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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