Colour

#1D4785

#1D4785
Blue
Dark
Nearest: Dark slateblue

#1D4785 is a blue with RGB values 29, 71, 133 and HSL 216°, 64%, 32%. It is a dark colour, so white text on it reaches 9.2:1 contrast (AAA for normal text). The nearest named colour is Dark slateblue.

Colour values

#1D4785#1D4785

HEX#1D4785

RGBrgb(29, 71, 133)

RGB (0–1)0.1137, 0.2784, 0.5216

RGB percentages11.4%, 27.8%, 52.2%

HSLhsl(215.8, 64.2%, 31.8%)

HSV / HSBhsv(215.8, 78.2%, 52.2%)

CMYK78.2%, 46.6%, 0%, 47.8%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer1,918,853

CSS custom property--colour: #1D4785;

Brightness & contrast

Relative luminance0.06461WCAG 2.x, 0 is black and 1 is white

Perceived brightness72.3 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 9.16:1

Contrast with white9.16:1WCAG normal text: AAA

Contrast with black2.29:1WCAG normal text: Fail

Greyscale equivalent#434343

Inverted#E2B87A

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#274D87no red cones; affects about 1% of men; ΔE 3.9 from the original

Deuteranopia#104384no green cones; the most common form, about 1% of men; ΔE 2.8 from the original

Tritanopia#00565Fno blue cones; rare, and affects men and women equally; ΔE 38.8 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text9.16:1WCAG large text: AAA

Contrast with black, large text2.29:1WCAG large text: Fail

Named colours

Dark slateblue · ΔE 17.5 Steel blue · ΔE 26.3 Midnight blue · ΔE 29.1 Cornflower blue · ΔE 33 Rebecca purple · ΔE 35.1 Royal blue · ΔE 35.9

Nearest named CSS colourDark slateblue (#483D8B)ΔE 17.46, a distinctly different colour

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#855B1D

Analogous#1D7B85, #271D85

Triadic#851D47, #47851D

Split complementary#85271D, #7B851D

Tetradic#851D7B, #855B1D, #1D8527

Tints, shades & saturation

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

Lighter +40%#89AEE5

Lighter +30%#5F91DC

Lighter +20%#3575D3

Lighter +10%#265DAF

Darker −10%#14315B

Darker −20%#0B1A31

Darker −30%#020407

Darker −40%#000000

More saturated +25%#094399

Less saturated −25%#314B71

Channel breakdown

R29

G71

B133

Red29 (11.4%)

Green71 (27.8%)

Blue133 (52.2%)

Hue215.77°

Saturation (HSL)64.2%

Lightness31.76%

Dominant channelBlue

Hex per channelR 1D · G 47 · B 85

Keep nerding

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

#1D4785

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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