Recognised as Colour

#517F97

#517F97
Blue
Dark
Nearest: Slate grey

#517F97 is a blue with RGB values 81, 127, 151 and HSL 201°, 30%, 45%. It is a dark colour, so black text on it reaches 4.8:1 contrast (AA for normal text). The nearest named colour is Slate grey.

Colour values

#517F97#517F97

HEX#517F97

RGBrgb(81, 127, 151)

RGB (0–1)0.3176, 0.498, 0.5922

RGB percentages31.8%, 49.8%, 59.2%

HSLhsl(200.6, 30.2%, 45.5%)

HSV / HSBhsv(200.6, 46.4%, 59.2%)

CMYK46.4%, 15.9%, 0%, 40.8%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer5,341,079

CSS custom property--colour: #517F97;

Brightness & contrast

Relative luminance0.19162WCAG 2.x, 0 is black and 1 is white

Perceived brightness118.4 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundBlackcontrast 4.83:1

Contrast with white4.35:1WCAG normal text: Fail

Contrast with black4.83:1WCAG normal text: AA

Greyscale equivalent#777777

Inverted#AE8068

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#737E98no red cones; affects about 1% of men; ΔE 11.4 from the original

Deuteranopia#697697no green cones; the most common form, about 1% of men; ΔE 12.3 from the original

Tritanopia#328687no blue cones; rare, and affects men and women equally; ΔE 18.3 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text4.35:1WCAG large text: AA

Contrast with black, large text4.83:1WCAG large text: AAA

Named colours

Slate grey · ΔE 10.1 Light slate grey · ΔE 10.7 Steel blue · ΔE 15.3 Cadetblue · ΔE 18.1 Gray · ΔE 20.1 Dim grey · ΔE 21

Nearest named CSS colourSlate grey (#708090)ΔE 10.13, a distinctly different colour

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#976951

Analogous#51978C, #515C97

Triadic#97517F, #7F9751

Split complementary#97515C, #978C51

Tetradic#8C5197, #976951, #5C9751

Tints, shades & saturation

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

Lighter +40%#CFDEE5

Lighter +30%#AEC6D3

Lighter +20%#8CAFC2

Lighter +10%#6B98B0

Darker −10%#3F6376

Darker −20%#2D4755

Darker −30%#1C2B33

Darker −40%#0A0F12

More saturated +25%#3488B4

Less saturated −25%#6E767A

Channel breakdown

R81

G127

B151

Red81 (31.8%)

Green127 (49.8%)

Blue151 (59.2%)

Hue200.57°

Saturation (HSL)30.17%

Lightness45.49%

Dominant channelBlue

Hex per channelR 51 · G 7F · B 97

Keep nerding

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

#517F97

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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