Recognised as Colour

#381B89

#381B89
Violet
Dark
Nearest: Indigo

#381B89 is a violet with RGB values 56, 27, 137 and HSL 256°, 67%, 32%. It is a dark colour, so white text on it reaches 12.5:1 contrast (AAA for normal text). The nearest named colour is Indigo.

Colour values

#381B89#381B89

HEX#381B89

RGBrgb(56, 27, 137)

RGB (0–1)0.2196, 0.1059, 0.5373

RGB percentages22%, 10.6%, 53.7%

HSLhsl(255.8, 67.1%, 32.2%)

HSV / HSBhsv(255.8, 80.3%, 53.7%)

CMYK59.1%, 80.3%, 0%, 46.3%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer3,677,065

CSS custom property--colour: #381B89;

Brightness & contrast

Relative luminance0.03431WCAG 2.x, 0 is black and 1 is white

Perceived brightness59.2 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 12.45:1

Contrast with white12.45:1WCAG normal text: AAA

Contrast with black1.69:1WCAG normal text: Fail

Greyscale equivalent#292929

Inverted#C7E476

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#00378Cno red cones; affects about 1% of men; ΔE 22.5 from the original

Deuteranopia#003187no green cones; the most common form, about 1% of men; ΔE 20.1 from the original

Tritanopia#0D3B52no blue cones; rare, and affects men and women equally; ΔE 61.3 from the original

Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning

Contrast with white, large text12.45:1WCAG large text: AAA

Contrast with black, large text1.69:1WCAG large text: Fail

Named colours

Indigo · ΔE 9.7 Navy · ΔE 13.5 Midnight blue · ΔE 13.7 Rebecca purple · ΔE 14.2 Dark blue · ΔE 16.7 Dark slateblue · ΔE 23.2

Nearest named CSS colourIndigo (#4B0082)ΔE 9.7, clearly different but related

Hue familyviolet

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#6C891B

Analogous#1B3589, #6F1B89

Triadic#89381B, #1B8938

Split complementary#896F1B, #35891B

Tetradic#891B35, #6C891B, #1B896F

Tints, shades & saturation

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

Lighter +40%#A188E8

Lighter +30%#805EDF

Lighter +20%#5E33D7

Lighter +10%#4923B4

Darker −10%#27135E

Darker −20%#150A34

Darker −30%#040209

Darker −40%#000000

More saturated +25%#2E069E

Less saturated −25%#422F74

Channel breakdown

R56

G27

B137

Red56 (22%)

Green27 (10.6%)

Blue137 (53.7%)

Hue255.82°

Saturation (HSL)67.07%

Lightness32.16%

Dominant channelBlue

Hex per channelR 38 · G 1B · B 89

Keep nerding

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

#381B89

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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