Colour

#3D3768

#3D3768
Blue
Dark
Nearest: Dark slateblue

#3D3768 is a blue with RGB values 61, 55, 104 and HSL 247°, 31%, 31%. It is a dark colour, so white text on it reaches 10.8:1 contrast (AAA for normal text). The nearest named colour is Dark slateblue.

Colour values

#3D3768#3D3768

HEX#3D3768

RGBrgb(61, 55, 104)

RGB (0–1)0.2392, 0.2157, 0.4078

RGB percentages23.9%, 21.6%, 40.8%

HSLhsl(247.3, 30.8%, 31.2%)

HSV / HSBhsv(247.3, 47.1%, 40.8%)

CMYK41.3%, 47.1%, 0%, 59.2%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer4,011,880

CSS custom property--colour: #3D3768;

Brightness & contrast

Relative luminance0.04724WCAG 2.x, 0 is black and 1 is white

Perceived brightness64.2 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 10.8:1

Contrast with white10.8:1WCAG normal text: AAA

Contrast with black1.94:1WCAG normal text: Fail

Greyscale equivalent#3C3C3C

Inverted#C2C897

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#263F6Ano red cones; affects about 1% of men; ΔE 10.8 from the original

Deuteranopia#253C67no green cones; the most common form, about 1% of men; ΔE 10 from the original

Tritanopia#31414Ano blue cones; rare, and affects men and women equally; ΔE 28.5 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text10.8:1WCAG large text: AAA

Contrast with black, large text1.94:1WCAG large text: Fail

Named colours

Dark slateblue · ΔE 18.1 Midnight blue · ΔE 28.6 Steel blue · ΔE 33.5 Rebecca purple · ΔE 33.8 Slate grey · ΔE 36.8 Dim grey · ΔE 37.1

Nearest named CSS colourDark slateblue (#483D8B)ΔE 18.05, a distinctly different colour

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#626837

Analogous#374A68, #553768

Triadic#683D37, #37683D

Split complementary#685537, #4A6837

Tetradic#68374A, #626837, #376855

Tints, shades & saturation

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

Lighter +40%#A49FCC

Lighter +30%#857DBB

Lighter +20%#665CA9

Lighter +10%#514989

Darker −10%#292547

Darker −20%#161425

Darker −30%#020204

Darker −40%#000000

More saturated +25%#2E237C

Less saturated −25%#4C4B54

Channel breakdown

R61

G55

B104

Red61 (23.9%)

Green55 (21.6%)

Blue104 (40.8%)

Hue247.35°

Saturation (HSL)30.82%

Lightness31.18%

Dominant channelBlue

Hex per channelR 3D · G 37 · B 68

Keep nerding

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#3D3768

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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