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Recognised as Colour

#321AAD

  • #321AAD
  • Blue
  • Dark
  • Nearest: Dark blue

#321AAD is a blue with RGB values 50, 26, 173 and HSL 250°, 74%, 39%. It is a dark colour, so white text on it reaches 11.1:1 contrast (AAA for normal text). The nearest named colour is Dark blue.

Colour values

#321AAD#321AAD
HEX#321AAD
RGBrgb(50, 26, 173)
RGB (0–1)0.1961, 0.102, 0.6784
RGB percentages19.6%, 10.2%, 67.8%
HSLhsl(249.8, 73.9%, 39%)
HSV / HSBhsv(249.8, 85%, 67.8%)
CMYK71.1%, 85%, 0%, 32.2%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,283,629
CSS custom property--colour: #321AAD;

Brightness & contrast

Relative luminance0.04434WCAG 2.x, 0 is black and 1 is white
Perceived brightness67.5 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 11.13:1
Contrast with white11.13:1WCAG normal text: AAA
Contrast with black1.89:1WCAG normal text: Fail
Greyscale equivalent#2A2A2A
Inverted#CDE552

Colour vision & accessibility

Protanopia#0041B1no red cones; affects about 1% of men; ΔE 26.1 from the original
Deuteranopia#0035ABno green cones; the most common form, about 1% of men; ΔE 19.4 from the original
Tritanopia#004A67no blue cones; rare, and affects men and women equally; ΔE 79 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text11.13:1WCAG large text: AAA
Contrast with black, large text1.89:1WCAG large text: Fail

Named colours

Nearest named CSS colourDark blue (#00008B)ΔE 11.19, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

Complementary#95AD1A
Analogous#1A4BAD, #7C1AAD
Triadic#AD321A, #1AAD32
Split complementary#AD7C1A, #4BAD1A
Tetradic#AD1A4B, #95AD1A, #1AAD7C

Tints, shades & saturation

Lighter +40%#AFA2F1
Lighter +30%#8976EA
Lighter +20%#6349E4
Lighter +10%#3F21D9
Darker −10%#251381
Darker −20%#180D54
Darker −30%#0C0628
Darker −40%#000000
More saturated +25%#2101C6
Less saturated −25%#433394

Channel breakdown

R50
G26
B173
Red50 (19.6%)
Green26 (10.2%)
Blue173 (67.8%)
Hue249.8°
Saturation (HSL)73.87%
Lightness39.02%
Dominant channelBlue
Hex per channelR 32 · G 1A · B AD

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