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Colour

#321A4B

  • #321A4B
  • Violet
  • Dark
  • Nearest: Dark slateblue

#321A4B is a violet with RGB values 50, 26, 75 and HSL 269°, 49%, 20%. It is a dark colour, so white text on it reaches 15.2:1 contrast (AAA for normal text). The nearest named colour is Dark slateblue.

Colour values

#321A4B#321A4B
HEX#321A4B
RGBrgb(50, 26, 75)
RGB (0–1)0.1961, 0.102, 0.2941
RGB percentages19.6%, 10.2%, 29.4%
HSLhsl(269.4, 48.5%, 19.8%)
HSV / HSBhsv(269.4, 65.3%, 29.4%)
CMYK33.3%, 65.3%, 0%, 70.6%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,283,531
CSS custom property--colour: #321A4B;

Brightness & contrast

Relative luminance0.01925WCAG 2.x, 0 is black and 1 is white
Perceived brightness42.3 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 15.16:1
Contrast with white15.16:1WCAG normal text: AAA
Contrast with black1.38:1WCAG normal text: Fail
Greyscale equivalent#232323
Inverted#CDE5B4

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#04254Dno red cones; affects about 1% of men; ΔE 17.2 from the original
Deuteranopia#0E264Ano green cones; the most common form, about 1% of men; ΔE 17.8 from the original
Tritanopia#2D242Fno blue cones; rare, and affects men and women equally; ΔE 26.2 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text15.16:1WCAG large text: AAA
Contrast with black, large text1.38:1WCAG large text: Fail

Named colours

Dark slateblue · ΔE 22.7Midnight blue · ΔE 25Rebecca purple · ΔE 33.9Black · ΔE 38Indigo · ΔE 39.8Purple · ΔE 40
Nearest named CSS colourDark slateblue (#483D8B)ΔE 22.66, a distinctly different colour
Hue familyviolet
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#334B1A
Analogous#1A1B4B, #4A1A4B
Triadic#4B321A, #1A4B32
Split complementary#4B4A1A, #1B4B1A
Tetradic#4B1A1B, #334B1A, #1A4B4A

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#9767CA
Lighter +30%#7E41BD
Lighter +20%#643497
Lighter +10%#4B2771
Darker −10%#190D25
Darker −20%#000000
Darker −30%#000000
Darker −40%#000000
More saturated +25%#320D58
Less saturated −25%#32273E

Channel breakdown

R50
G26
B75
Red50 (19.6%)
Green26 (10.2%)
Blue75 (29.4%)
Hue269.39°
Saturation (HSL)48.51%
Lightness19.8%
Dominant channelBlue
Hex per channelR 32 · G 1A · B 4B

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Every value on this page was computed from “321a4b” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.