Colour

#616D8B

#616D8B
Blue
Dark
Nearest: Slate grey

#616D8B is a blue with RGB values 97, 109, 139 and HSL 223°, 18%, 46%. It is a dark colour, so white text on it reaches 5.2:1 contrast (AA for normal text). The nearest named colour is Slate grey.

Colour values

#616D8B#616D8B

HEX#616D8B

RGBrgb(97, 109, 139)

RGB (0–1)0.3804, 0.4275, 0.5451

RGB percentages38%, 42.7%, 54.5%

HSLhsl(222.9, 17.8%, 46.3%)

HSV / HSBhsv(222.9, 30.2%, 54.5%)

CMYK30.2%, 21.6%, 0%, 45.5%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer6,385,035

CSS custom property--colour: #616D8B;

Brightness & contrast

Relative luminance0.15343WCAG 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#6D6D6D

Inverted#9E9274

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#646F8Cno red cones; affects about 1% of men; ΔE 1.1 from the original

Deuteranopia#606C8Ano green cones; the most common form, about 1% of men; ΔE 0.4 from the original

Tritanopia#567377no blue cones; rare, and affects men and women equally; ΔE 17.4 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

Slate grey · ΔE 11.2 Light slate grey · ΔE 13 Steel blue · ΔE 17.1 Dim grey · ΔE 18.2 Gray · ΔE 19.7 Dark slate grey · ΔE 25.2

Nearest named CSS colourSlate grey (#708090)ΔE 11.18, a distinctly different colour

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#8B7F61

Analogous#61828B, #6A618B

Triadic#8B616D, #6D8B61

Split complementary#8B6A61, #828B61

Tetradic#8B6182, #8B7F61, #618B6A

Tints, shades & saturation

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

Lighter +40%#D6D9E2

Lighter +30%#B8BECD

Lighter +20%#9AA2B8

Lighter +10%#7C87A3

Darker −10%#4C556D

Darker −20%#373E4F

Darker −30%#222631

Darker −40%#0D0F13

More saturated +25%#4460A8

Less saturated −25%#767676

Channel breakdown

R97

G109

B139

Red97 (38%)

Green109 (42.7%)

Blue139 (54.5%)

Hue222.86°

Saturation (HSL)17.8%

Lightness46.27%

Dominant channelBlue

Hex per channelR 61 · G 6D · B 8B

Keep nerding

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

#616D8B

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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