Colour

#575B6D

#575B6D
Blue
Dark
Nearest: Dim grey

#575B6D is a blue with RGB values 87, 91, 109 and HSL 229°, 11%, 38%. It is a dark colour, so white text on it reaches 6.7:1 contrast (AA for normal text). The nearest named colour is Dim grey.

Colour values

#575B6D#575B6D

HEX#575B6D

RGBrgb(87, 91, 109)

RGB (0–1)0.3412, 0.3569, 0.4275

RGB percentages34.1%, 35.7%, 42.7%

HSLhsl(229.1, 11.2%, 38.4%)

HSV / HSBhsv(229.1, 20.2%, 42.7%)

CMYK20.2%, 16.5%, 0%, 57.3%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer5,725,037

CSS custom property--colour: #575B6D;

Brightness & contrast

Relative luminance0.10613WCAG 2.x, 0 is black and 1 is white

Perceived brightness92.1 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 6.73:1

Contrast with white6.73:1WCAG normal text: AA

Contrast with black3.12:1WCAG normal text: Fail

Greyscale equivalent#5B5B5B

Inverted#A8A492

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#565D6Eno red cones; affects about 1% of men; ΔE 1.5 from the original

Deuteranopia#555B6Dno green cones; the most common form, about 1% of men; ΔE 0.8 from the original

Tritanopia#525E61no blue cones; rare, and affects men and women equally; ΔE 10 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text6.73:1WCAG large text: AAA

Contrast with black, large text3.12:1WCAG large text: AA

Named colours

Dim grey · ΔE 12.4 Slate grey · ΔE 14.7 Light slate grey · ΔE 17.7 Dark slate grey · ΔE 17.8 Gray · ΔE 18.4 Steel blue · ΔE 26.2

Nearest named CSS colourDim grey (#696969)ΔE 12.38, a distinctly different colour

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#6D6957

Analogous#57666D, #5E576D

Triadic#6D575B, #5B6D57

Split complementary#6D5E57, #666D57

Tetradic#6D5766, #6D6957, #576D5E

Tints, shades & saturation

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

Lighter +40%#C2C4CE

Lighter +30%#A5A9B8

Lighter +20%#898DA1

Lighter +10%#6E7389

Darker −10%#404351

Darker −20%#2A2C34

Darker −30%#131418

Darker −40%#000000

More saturated +25%#3E4B85

Less saturated −25%#626262

Channel breakdown

R87

G91

B109

Red87 (34.1%)

Green91 (35.7%)

Blue109 (42.7%)

Hue229.09°

Saturation (HSL)11.22%

Lightness38.43%

Dominant channelBlue

Hex per channelR 57 · G 5B · B 6D

Keep nerding

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

#575B6D

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

Nerdulate something else