Recognised as Colour

#516D90

#516D90
Blue
Dark
Nearest: Steel blue

#516D90 is a blue with RGB values 81, 109, 144 and HSL 213°, 28%, 44%. It is a dark colour, so white text on it reaches 5.3:1 contrast (AA for normal text). The nearest named colour is Steel blue.

Colour values

#516D90#516D90

HEX#516D90

RGBrgb(81, 109, 144)

RGB (0–1)0.3176, 0.4275, 0.5647

RGB percentages31.8%, 42.7%, 56.5%

HSLhsl(213.3, 28%, 44.1%)

HSV / HSBhsv(213.3, 43.8%, 56.5%)

CMYK43.8%, 24.3%, 0%, 43.5%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer5,336,464

CSS custom property--colour: #516D90;

Brightness & contrast

Relative luminance0.147WCAG 2.x, 0 is black and 1 is white

Perceived brightness106.3 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 5.33:1

Contrast with white5.33:1WCAG normal text: AA

Contrast with black3.94:1WCAG normal text: Fail

Greyscale equivalent#6A6A6A

Inverted#AE926F

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#606E92no red cones; affects about 1% of men; ΔE 4.7 from the original

Deuteranopia#58688Fno green cones; the most common form, about 1% of men; ΔE 5 from the original

Tritanopia#3A7579no blue cones; rare, and affects men and women equally; ΔE 22.6 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text5.33:1WCAG large text: AAA

Contrast with black, large text3.94:1WCAG large text: AA

Named colours

Steel blue · ΔE 12.7 Slate grey · ΔE 14.1 Light slate grey · ΔE 15.6 Dim grey · ΔE 22.4 Gray · ΔE 23.9 Dark slate grey · ΔE 25.9

Nearest named CSS colourSteel blue (#4682B4)ΔE 12.73, a distinctly different colour

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#907451

Analogous#518D90, #545190

Triadic#90516D, #6D9051

Split complementary#905451, #8D9051

Tetradic#90518D, #907451, #519054

Tints, shades & saturation

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

Lighter +40%#CBD5E2

Lighter +30%#ABBBCF

Lighter +20%#8AA1BD

Lighter +10%#6986AB

Darker −10%#3F546F

Darker −20%#2C3C4F

Darker −30%#1A232E

Darker −40%#080A0D

More saturated +25%#356AAC

Less saturated −25%#6D7074

Channel breakdown

R81

G109

B144

Red81 (31.8%)

Green109 (42.7%)

Blue144 (56.5%)

Hue213.33°

Saturation (HSL)28%

Lightness44.12%

Dominant channelBlue

Hex per channelR 51 · G 6D · B 90

Keep nerding

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

#516D90

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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