Colour

#39496C

#39496C
Blue
Dark
Nearest: Dark slate grey

#39496C is a blue with RGB values 57, 73, 108 and HSL 221°, 31%, 32%. It is a dark colour, so white text on it reaches 9:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.

Colour values

#39496C#39496C

HEX#39496C

RGBrgb(57, 73, 108)

RGB (0–1)0.2235, 0.2863, 0.4235

RGB percentages22.4%, 28.6%, 42.4%

HSLhsl(221.2, 30.9%, 32.4%)

HSV / HSBhsv(221.2, 47.2%, 42.4%)

CMYK47.2%, 32.4%, 0%, 57.6%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer3,754,348

CSS custom property--colour: #39496C;

Brightness & contrast

Relative luminance0.06718WCAG 2.x, 0 is black and 1 is white

Perceived brightness73.7 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 8.96:1

Contrast with white8.96:1WCAG normal text: AAA

Contrast with black2.34:1WCAG normal text: Fail

Greyscale equivalent#484848

Inverted#C6B693

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#3C4C6Dno red cones; affects about 1% of men; ΔE 1.9 from the original

Deuteranopia#37476Bno green cones; the most common form, about 1% of men; ΔE 1.1 from the original

Tritanopia#265055no blue cones; rare, and affects men and women equally; ΔE 22.6 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text8.96:1WCAG large text: AAA

Contrast with black, large text2.34:1WCAG large text: Fail

Named colours

Dark slate grey · ΔE 24.4 Steel blue · ΔE 24.9 Slate grey · ΔE 25.4 Dim grey · ΔE 26.2 Light slate grey · ΔE 27.9 Dark slateblue · ΔE 29.6

Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 24.36, a distinctly different colour

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#6C5C39

Analogous#39626C, #43396C

Triadic#6C3949, #496C39

Split complementary#6C4339, #626C39

Tetradic#6C3962, #6C5C39, #396C43

Tints, shades & saturation

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

Lighter +40%#A3B0CE

Lighter +30%#8194BD

Lighter +20%#6078AB

Lighter +10%#4B608D

Darker −10%#27324B

Darker −20%#161C29

Darker −30%#040508

Darker −40%#000000

More saturated +25%#244181

Less saturated −25%#4E5157

Channel breakdown

R57

G73

B108

Red57 (22.4%)

Green73 (28.6%)

Blue108 (42.4%)

Hue221.18°

Saturation (HSL)30.91%

Lightness32.35%

Dominant channelBlue

Hex per channelR 39 · G 49 · B 6C

Keep nerding

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#39496C

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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