Recognised as Colour

#331B3E

#331B3E
Violet
Dark
Nearest: Black

#331B3E is a violet with RGB values 51, 27, 62 and HSL 281°, 39%, 17%. It is a dark colour, so white text on it reaches 15.4:1 contrast (AAA for normal text). The nearest named colour is Black.

Colour values

#331B3E#331B3E

HEX#331B3E

RGBrgb(51, 27, 62)

RGB (0–1)0.2, 0.1059, 0.2431

RGB percentages20%, 10.6%, 24.3%

HSLhsl(281.1, 39.3%, 17.5%)

HSV / HSBhsv(281.1, 56.5%, 24.3%)

CMYK17.7%, 56.5%, 0%, 75.7%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer3,349,310

CSS custom property--colour: #331B3E;

Brightness & contrast

Relative luminance0.01835WCAG 2.x, 0 is black and 1 is white

Perceived brightness40.5 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 15.36:1

Contrast with white15.36:1WCAG normal text: AAA

Contrast with black1.37:1WCAG normal text: Fail

Greyscale equivalent#232323

Inverted#CCE4C1

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#13233Fno red cones; affects about 1% of men; ΔE 15.5 from the original

Deuteranopia#1A253Dno green cones; the most common form, about 1% of men; ΔE 15.8 from the original

Tritanopia#322029no blue cones; rare, and affects men and women equally; ΔE 17.6 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text15.36:1WCAG large text: AAA

Contrast with black, large text1.37:1WCAG large text: Fail

Named colours

Black · ΔE 30 Dark slateblue · ΔE 30 Midnight blue · ΔE 34.2 Dark slate grey · ΔE 37.9 Dim grey · ΔE 39.7 Rebecca purple · ΔE 41.9

Nearest named CSS colourBlack (#000000)ΔE 30, a distinctly different colour

Hue familyviolet

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#263E1B

Analogous#211B3E, #3E1B38

Triadic#3E331B, #1B3E33

Split complementary#373E1B, #1B3E22

Tetradic#3E221B, #263E1B, #1B383E

Tints, shades & saturation

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

Lighter +40%#A268BD

Lighter +30%#8B49A9

Lighter +20%#6D3A85

Lighter +10%#502A62

Darker −10%#160C1A

Darker −20%#000000

Darker −30%#000000

Darker −40%#000000

More saturated +25%#371049

Less saturated −25%#2F2633

Channel breakdown

R51

G27

B62

Red51 (20%)

Green27 (10.6%)

Blue62 (24.3%)

Hue281.14°

Saturation (HSL)39.33%

Lightness17.45%

Dominant channelBlue

Hex per channelR 33 · G 1B · B 3E

Keep nerding

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

#331B3E

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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