Colour

#2E4573

#2E4573
Blue
Dark
Nearest: Dark slateblue

#2E4573 is a blue with RGB values 46, 69, 115 and HSL 220°, 43%, 32%. It is a dark colour, so white text on it reaches 9.5:1 contrast (AAA for normal text). The nearest named colour is Dark slateblue.

Colour values

#2E4573#2E4573

HEX#2E4573

RGBrgb(46, 69, 115)

RGB (0–1)0.1804, 0.2706, 0.451

RGB percentages18%, 27.1%, 45.1%

HSLhsl(220, 42.9%, 31.6%)

HSV / HSBhsv(220, 60%, 45.1%)

CMYK60%, 40%, 0%, 54.9%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer3,032,435

CSS custom property--colour: #2E4573;

Brightness & contrast

Relative luminance0.06075WCAG 2.x, 0 is black and 1 is white

Perceived brightness70.2 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 9.48:1

Contrast with white9.48:1WCAG normal text: AAA

Contrast with black2.21:1WCAG normal text: Fail

Greyscale equivalent#434343

Inverted#D1BA8C

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#324975no red cones; affects about 1% of men; ΔE 2.3 from the original

Deuteranopia#294372no green cones; the most common form, about 1% of men; ΔE 1.3 from the original

Tritanopia#004F56no blue cones; rare, and affects men and women equally; ΔE 30.9 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text9.48:1WCAG large text: AAA

Contrast with black, large text2.21:1WCAG large text: Fail

Named colours

Dark slateblue · ΔE 23.6 Steel blue · ΔE 25.3 Slate grey · ΔE 31 Dark slate grey · ΔE 31.3 Light slate grey · ΔE 33.1 Dim grey · ΔE 33.3

Nearest named CSS colourDark slateblue (#483D8B)ΔE 23.6, a distinctly different colour

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#735C2E

Analogous#2E6873, #3A2E73

Triadic#732E45, #45732E

Split complementary#73392E, #68732E

Tetradic#732E67, #735C2E, #2E7339

Tints, shades & saturation

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

Lighter +40%#97ACD6

Lighter +30%#738FC7

Lighter +20%#4F72B8

Lighter +10%#3D5B97

Darker −10%#1F2F4F

Darker −20%#11192A

Darker −30%#020306

Darker −40%#000000

More saturated +25%#1A3E87

Less saturated −25%#424C5F

Channel breakdown

R46

G69

B115

Red46 (18%)

Green69 (27.1%)

Blue115 (45.1%)

Hue220°

Saturation (HSL)42.86%

Lightness31.57%

Dominant channelBlue

Hex per channelR 2E · G 45 · B 73

Keep nerding

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#2E4573

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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