Colour

#313C54

#313C54
Blue
Dark
Nearest: Dark slate grey

#313C54 is a blue with RGB values 49, 60, 84 and HSL 221°, 26%, 26%. It is a dark colour, so white text on it reaches 11:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.

Colour values

#313C54#313C54

HEX#313C54

RGBrgb(49, 60, 84)

RGB (0–1)0.1922, 0.2353, 0.3294

RGB percentages19.2%, 23.5%, 32.9%

HSLhsl(221.1, 26.3%, 26.1%)

HSV / HSBhsv(221.1, 41.7%, 32.9%)

CMYK41.7%, 28.6%, 0%, 67.1%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer3,226,708

CSS custom property--colour: #313C54;

Brightness & contrast

Relative luminance0.04525WCAG 2.x, 0 is black and 1 is white

Perceived brightness60.3 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 11.02:1

Contrast with white11.02:1WCAG normal text: AAA

Contrast with black1.9:1WCAG normal text: Fail

Greyscale equivalent#3B3B3B

Inverted#CEC3AB

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#343E55no red cones; affects about 1% of men; ΔE 1.2 from the original

Deuteranopia#303B53no green cones; the most common form, about 1% of men; ΔE 0.4 from the original

Tritanopia#264144no blue cones; rare, and affects men and women equally; ΔE 16 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text11.02:1WCAG large text: AAA

Contrast with black, large text1.9:1WCAG large text: Fail

Named colours

Dark slate grey · ΔE 19.6 Dim grey · ΔE 25 Slate grey · ΔE 28.4 Black · ΔE 30 Light slate grey · ΔE 31.3 Steel blue · ΔE 32.3

Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 19.63, a distinctly different colour

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#544931

Analogous#314E54, #373154

Triadic#54313C, #3C5431

Split complementary#543831, #4E5431

Tetradic#54314E, #544931, #315438

Tints, shades & saturation

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

Lighter +40%#92A0BF

Lighter +30%#7284AC

Lighter +20%#576A94

Lighter +10%#445374

Darker −10%#1E2534

Darker −20%#0B0E14

Darker −30%#000000

Darker −40%#000000

More saturated +25%#203665

Less saturated −25%#424243

Channel breakdown

R49

G60

B84

Red49 (19.2%)

Green60 (23.5%)

Blue84 (32.9%)

Hue221.14°

Saturation (HSL)26.32%

Lightness26.08%

Dominant channelBlue

Hex per channelR 31 · G 3C · B 54

Keep nerding

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

#313C54

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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