Colour

#576FA3

#576FA3
Blue
Dark
Nearest: Steel blue

#576FA3 is a blue with RGB values 87, 111, 163 and HSL 221°, 30%, 49%. It is a dark colour, so white text on it reaches 5:1 contrast (AA for normal text). The nearest named colour is Steel blue.

Colour values

#576FA3#576FA3

HEX#576FA3

RGBrgb(87, 111, 163)

RGB (0–1)0.3412, 0.4353, 0.6392

RGB percentages34.1%, 43.5%, 63.9%

HSLhsl(221.1, 30.4%, 49%)

HSV / HSBhsv(221.1, 46.6%, 63.9%)

CMYK46.6%, 31.9%, 0%, 36.1%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer5,730,211

CSS custom property--colour: #576FA3;

Brightness & contrast

Relative luminance0.16039WCAG 2.x, 0 is black and 1 is white

Perceived brightness111.9 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 4.99:1

Contrast with white4.99:1WCAG normal text: AA

Contrast with black4.21:1WCAG normal text: Fail

Greyscale equivalent#6E6E6E

Inverted#A8905C

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#5C73A5no red cones; affects about 1% of men; ΔE 2.1 from the original

Deuteranopia#546CA2no green cones; the most common form, about 1% of men; ΔE 1.7 from the original

Tritanopia#3A7A82no blue cones; rare, and affects men and women equally; ΔE 31.1 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text4.99:1WCAG large text: AAA

Contrast with black, large text4.21:1WCAG large text: AA

Named colours

Steel blue · ΔE 11.3 Slate grey · ΔE 22.4 Light slate grey · ΔE 23 Cornflower blue · ΔE 24.1 Dark slateblue · ΔE 28.4 Dim grey · ΔE 31.4

Nearest named CSS colourSteel blue (#4682B4)ΔE 11.28, a distinctly different colour

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#A38B57

Analogous#5795A3, #6557A3

Triadic#A3576F, #6FA357

Split complementary#A36557, #95A357

Tetradic#A35795, #A38B57, #57A365

Tints, shades & saturation

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

Lighter +40%#DAE0EC

Lighter +30%#B9C4DA

Lighter +20%#98A7C8

Lighter +10%#778BB6

Darker −10%#455882

Darker −20%#344260

Darker −30%#222B3F

Darker −40%#10141E

More saturated +25%#3863C2

Less saturated −25%#767B84

Channel breakdown

R87

G111

B163

Red87 (34.1%)

Green111 (43.5%)

Blue163 (63.9%)

Hue221.05°

Saturation (HSL)30.4%

Lightness49.02%

Dominant channelBlue

Hex per channelR 57 · G 6F · B A3

Keep nerding

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

#576FA3

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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