Colour

#334A74

#334A74
Blue
Dark
Nearest: Steel blue

#334A74 is a blue with RGB values 51, 74, 116 and HSL 219°, 39%, 33%. It is a dark colour, so white text on it reaches 8.9:1 contrast (AAA for normal text). The nearest named colour is Steel blue.

Colour values

#334A74#334A74

HEX#334A74

RGBrgb(51, 74, 116)

RGB (0–1)0.2, 0.2902, 0.4549

RGB percentages20%, 29%, 45.5%

HSLhsl(218.8, 38.9%, 32.7%)

HSV / HSBhsv(218.8, 56%, 45.5%)

CMYK56%, 36.2%, 0%, 54.5%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer3,361,396

CSS custom property--colour: #334A74;

Brightness & contrast

Relative luminance0.06862WCAG 2.x, 0 is black and 1 is white

Perceived brightness74.3 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 8.85:1

Contrast with white8.85:1WCAG normal text: AAA

Contrast with black2.37:1WCAG normal text: Fail

Greyscale equivalent#484848

Inverted#CCB58B

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#394D76no red cones; affects about 1% of men; ΔE 1.7 from the original

Deuteranopia#314773no green cones; the most common form, about 1% of men; ΔE 1.9 from the original

Tritanopia#105359no blue cones; rare, and affects men and women equally; ΔE 28.2 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text8.85:1WCAG large text: AAA

Contrast with black, large text2.37:1WCAG large text: Fail

Named colours

Steel blue · ΔE 23.3 Dark slateblue · ΔE 26.4 Slate grey · ΔE 27.6 Dark slate grey · ΔE 28.2 Light slate grey · ΔE 29.8 Dim grey · ΔE 30.1

Nearest named CSS colourSteel blue (#4682B4)ΔE 23.3, a distinctly different colour

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#745D33

Analogous#336B74, #3C3374

Triadic#74334A, #4A7433

Split complementary#743D33, #6A7433

Tetradic#74336B, #745D33, #33743C

Tints, shades & saturation

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

Lighter +40%#9EB2D5

Lighter +30%#7B95C5

Lighter +20%#5879B5

Lighter +10%#436197

Darker −10%#233351

Darker −20%#141D2D

Darker −30%#04060A

Darker −40%#000000

More saturated +25%#1E4489

Less saturated −25%#48505F

Channel breakdown

R51

G74

B116

Red51 (20%)

Green74 (29%)

Blue116 (45.5%)

Hue218.77°

Saturation (HSL)38.92%

Lightness32.75%

Dominant channelBlue

Hex per channelR 33 · G 4A · B 74

Keep nerding

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

#334A74

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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