Colour

#3B4C71

#3B4C71
Blue
Dark
Nearest: Steel blue

#3B4C71 is a blue with RGB values 59, 76, 113 and HSL 221°, 31%, 34%. It is a dark colour, so white text on it reaches 8.5:1 contrast (AAA for normal text). The nearest named colour is Steel blue.

Colour values

#3B4C71#3B4C71

HEX#3B4C71

RGBrgb(59, 76, 113)

RGB (0–1)0.2314, 0.298, 0.4431

RGB percentages23.1%, 29.8%, 44.3%

HSLhsl(221.1, 31.4%, 33.7%)

HSV / HSBhsv(221.1, 47.8%, 44.3%)

CMYK47.8%, 32.7%, 0%, 55.7%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer3,886,193

CSS custom property--colour: #3B4C71;

Brightness & contrast

Relative luminance0.07291WCAG 2.x, 0 is black and 1 is white

Perceived brightness76.7 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 8.54:1

Contrast with white8.54:1WCAG normal text: AAA

Contrast with black2.46:1WCAG normal text: Fail

Greyscale equivalent#4B4B4B

Inverted#C4B38E

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#3E4F73no red cones; affects about 1% of men; ΔE 1.5 from the original

Deuteranopia#394A70no green cones; the most common form, about 1% of men; ΔE 1.1 from the original

Tritanopia#275459no blue cones; rare, and affects men and women equally; ΔE 24 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text8.54:1WCAG large text: AAA

Contrast with black, large text2.46:1WCAG large text: Fail

Named colours

Steel blue · ΔE 23.4 Slate grey · ΔE 24.9 Dark slate grey · ΔE 25.4 Dim grey · ΔE 26.6 Light slate grey · ΔE 27.3 Dark slateblue · ΔE 28.7

Nearest named CSS colourSteel blue (#4682B4)ΔE 23.42, a distinctly different colour

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#71603B

Analogous#3B6771, #453B71

Triadic#713B4C, #4C713B

Split complementary#71453B, #67713B

Tetradic#713B67, #71603B, #3B7145

Tints, shades & saturation

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

Lighter +40%#A7B4D1

Lighter +30%#8598C0

Lighter +20%#647BAE

Lighter +10%#4C6393

Darker −10%#2A354F

Darker −20%#181F2E

Darker −30%#07080C

Darker −40%#000000

More saturated +25%#264487

Less saturated −25%#51545C

Channel breakdown

R59

G76

B113

Red59 (23.1%)

Green76 (29.8%)

Blue113 (44.3%)

Hue221.11°

Saturation (HSL)31.4%

Lightness33.73%

Dominant channelBlue

Hex per channelR 3B · G 4C · B 71

Keep nerding

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

#3B4C71

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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