Colour

#566D9D

#566D9D
Blue
Dark
Nearest: Steel blue

#566D9D is a blue with RGB values 86, 109, 157 and HSL 221°, 29%, 48%. It is a dark colour, so white text on it reaches 5.2:1 contrast (AA for normal text). The nearest named colour is Steel blue.

Colour values

#566D9D#566D9D

HEX#566D9D

RGBrgb(86, 109, 157)

RGB (0–1)0.3373, 0.4275, 0.6157

RGB percentages33.7%, 42.7%, 61.6%

HSLhsl(220.6, 29.2%, 47.6%)

HSV / HSBhsv(220.6, 45.2%, 61.6%)

CMYK45.2%, 30.6%, 0%, 38.4%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer5,664,157

CSS custom property--colour: #566D9D;

Brightness & contrast

Relative luminance0.1535WCAG 2.x, 0 is black and 1 is white

Perceived brightness109.5 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 5.16:1

Contrast with white5.16:1WCAG normal text: AA

Contrast with black4.07:1WCAG normal text: Fail

Greyscale equivalent#6C6C6C

Inverted#A99262

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#5C719Fno red cones; affects about 1% of men; ΔE 2.1 from the original

Deuteranopia#546A9Cno green cones; the most common form, about 1% of men; ΔE 1.8 from the original

Tritanopia#3C777Eno blue cones; rare, and affects men and women equally; ΔE 29 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text5.16:1WCAG large text: AAA

Contrast with black, large text4.07:1WCAG large text: AA

Named colours

Steel blue · ΔE 11.5 Slate grey · ΔE 20.5 Light slate grey · ΔE 21.3 Cornflower blue · ΔE 26.4 Dim grey · ΔE 29.1 Dark slateblue · ΔE 29.4

Nearest named CSS colourSteel blue (#4682B4)ΔE 11.49, a distinctly different colour

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#9D8656

Analogous#56919D, #63569D

Triadic#9D566D, #6D9D56

Split complementary#9D6256, #919D56

Tetradic#9D5691, #9D8656, #569D62

Tints, shades & saturation

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

Lighter +40%#D6DCE9

Lighter +30%#B5C0D7

Lighter +20%#94A4C5

Lighter +10%#7388B3

Darker −10%#44567C

Darker −20%#323F5B

Darker −30%#20283A

Darker −40%#0E1119

More saturated +25%#3862BB

Less saturated −25%#74787F

Channel breakdown

R86

G109

B157

Red86 (33.7%)

Green109 (42.7%)

Blue157 (61.6%)

Hue220.56°

Saturation (HSL)29.22%

Lightness47.65%

Dominant channelBlue

Hex per channelR 56 · G 6D · B 9D

Keep nerding

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

#566D9D

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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