Colour

#163B61

#163B61
Blue
Dark
Nearest: Dark slate grey

#163B61 is a blue with RGB values 22, 59, 97 and HSL 210°, 63%, 23%. It is a dark colour, so white text on it reaches 11.5:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.

Colour values

#163B61#163B61

HEX#163B61

RGBrgb(22, 59, 97)

RGB (0–1)0.0863, 0.2314, 0.3804

RGB percentages8.6%, 23.1%, 38%

HSLhsl(210.4, 63%, 23.3%)

HSV / HSBhsv(210.4, 77.3%, 38%)

CMYK77.3%, 39.2%, 0%, 62%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer1,456,993

CSS custom property--colour: #163B61;

Brightness & contrast

Relative luminance0.04162WCAG 2.x, 0 is black and 1 is white

Perceived brightness57.1 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 11.46:1

Contrast with white11.46:1WCAG normal text: AAA

Contrast with black1.83:1WCAG normal text: Fail

Greyscale equivalent#363636

Inverted#E9C49E

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#2A3D63no red cones; affects about 1% of men; ΔE 4.2 from the original

Deuteranopia#1E3660no green cones; the most common form, about 1% of men; ΔE 4.9 from the original

Tritanopia#004449no blue cones; rare, and affects men and women equally; ΔE 25.5 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text11.46:1WCAG large text: AAA

Contrast with black, large text1.83:1WCAG large text: Fail

Named colours

Dark slate grey · ΔE 27.1 Steel blue · ΔE 29.4 Dark slateblue · ΔE 30 Slate grey · ΔE 32.9 Dim grey · ΔE 33.2 Light slate grey · ΔE 35.4

Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 27.06, a distinctly different colour

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#613C16

Analogous#166161, #161661

Triadic#61163B, #3B6116

Split complementary#611616, #616116

Tetradic#611661, #613C16, #166116

Tints, shades & saturation

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

Lighter +40%#67A1DC

Lighter +30%#3D87D3

Lighter +20%#296EB4

Lighter +10%#1F548B

Darker −10%#0D2237

Darker −20%#03080E

Darker −30%#000000

Darker −40%#000000

More saturated +25%#073B70

Less saturated −25%#253B52

Channel breakdown

R22

G59

B97

Red22 (8.6%)

Green59 (23.1%)

Blue97 (38%)

Hue210.4°

Saturation (HSL)63.03%

Lightness23.33%

Dominant channelBlue

Hex per channelR 16 · G 3B · B 61

Keep nerding

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

#163B61

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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