Colour

#519ADA

#519ADA
Blue
Dark
Nearest: Steel blue

#519ADA is a blue with RGB values 81, 154, 218 and HSL 208°, 65%, 59%. It is a dark colour, so black text on it reaches 7:1 contrast (AA for normal text). The nearest named colour is Steel blue.

Colour values

#519ADA#519ADA

HEX#519ADA

RGBrgb(81, 154, 218)

RGB (0–1)0.3176, 0.6039, 0.8549

RGB percentages31.8%, 60.4%, 85.5%

HSLhsl(208, 64.9%, 58.6%)

HSV / HSBhsv(208, 62.8%, 85.5%)

CMYK62.8%, 29.4%, 0%, 14.5%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer5,348,058

CSS custom property--colour: #519ADA;

Brightness & contrast

Relative luminance0.29922WCAG 2.x, 0 is black and 1 is white

Perceived brightness145.9 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundBlackcontrast 6.98:1

Contrast with white3.01:1WCAG normal text: Fail

Contrast with black6.98:1WCAG normal text: AA

Greyscale equivalent#8F8F8F

Inverted#AE6525

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#7E9CDDno red cones; affects about 1% of men; ΔE 10.5 from the original

Deuteranopia#6C8FD9no green cones; the most common form, about 1% of men; ΔE 12 from the original

Tritanopia#00A9B0no blue cones; rare, and affects men and women equally; ΔE 39.2 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text3.01:1WCAG large text: AA

Contrast with black, large text6.98:1WCAG large text: AAA

Named colours

Steel blue · ΔE 11.6 Cornflower blue · ΔE 16.1 Deep skyblue · ΔE 18.3 Light skyblue · ΔE 22.4 Dodgerblue · ΔE 27.5 Sky blue · ΔE 27.8

Nearest named CSS colourSteel blue (#4682B4)ΔE 11.63, a distinctly different colour

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#DA9151

Analogous#51DAD5, #5156DA

Triadic#DA519A, #9ADA51

Split complementary#DA5155, #DAD551

Tetradic#D651DA, #DA9151, #56DA51

Tints, shades & saturation

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

Lighter +40%#F9FCFE

Lighter +30%#CFE3F5

Lighter +20%#A5CBEC

Lighter +10%#7BB2E3

Darker −10%#2B81CD

Darker −20%#2367A2

Darker −30%#1A4C78

Darker −40%#11324E

More saturated +25%#379CF4

Less saturated −25%#6B98C0

Channel breakdown

R81

G154

B218

Red81 (31.8%)

Green154 (60.4%)

Blue218 (85.5%)

Hue208.03°

Saturation (HSL)64.93%

Lightness58.63%

Dominant channelBlue

Hex per channelR 51 · G 9A · B DA

Keep nerding

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

#519ADA

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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