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Colour

#323FA8

  • #323FA8
  • Blue
  • Dark
  • Nearest: Slate blue

#323FA8 is a blue with RGB values 50, 63, 168 and HSL 233°, 54%, 43%. It is a dark colour, so white text on it reaches 8.7:1 contrast (AAA for normal text). The nearest named colour is Slate blue.

Colour values

#323FA8#323FA8
HEX#323FA8
RGBrgb(50, 63, 168)
RGB (0–1)0.1961, 0.2471, 0.6588
RGB percentages19.6%, 24.7%, 65.9%
HSLhsl(233.4, 54.1%, 42.7%)
HSV / HSBhsv(233.4, 70.2%, 65.9%)
CMYK70.2%, 62.5%, 0%, 34.1%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,293,096
CSS custom property--colour: #323FA8;

Brightness & contrast

Relative luminance0.0706WCAG 2.x, 0 is black and 1 is white
Perceived brightness79.3 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 8.71:1
Contrast with white8.71:1WCAG normal text: AAA
Contrast with black2.41:1WCAG normal text: Fail
Greyscale equivalent#444444
Inverted#CDC057

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#0051ABno red cones; affects about 1% of men; ΔE 15.9 from the original
Deuteranopia#0046A6no green cones; the most common form, about 1% of men; ΔE 9.6 from the original
Tritanopia#005A6Dno blue cones; rare, and affects men and women equally; ΔE 61.6 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text8.71:1WCAG large text: AAA
Contrast with black, large text2.41:1WCAG large text: Fail

Named colours

Slate blue · ΔE 14.4Rebecca purple · ΔE 16.4Dark slateblue · ΔE 16.6Royal blue · ΔE 18Midnight blue · ΔE 18.2Medium slateblue · ΔE 23.9
Nearest named CSS colourSlate blue (#6A5ACD)ΔE 14.44, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#A89B32
Analogous#327AA8, #6032A8
Triadic#A8323F, #3FA832
Split complementary#A86032, #7AA832
Tetradic#A8327A, #A89B32, #32A860

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#BBC0EB
Lighter +30%#949CDF
Lighter +20%#6D78D3
Lighter +10%#4554C8
Darker −10%#263081
Darker −20%#1B2259
Darker −30%#0F1332
Darker −40%#03040B
More saturated +25%#172AC3
Less saturated −25%#4D548D

Channel breakdown

R50
G63
B168
Red50 (19.6%)
Green63 (24.7%)
Blue168 (65.9%)
Hue233.39°
Saturation (HSL)54.13%
Lightness42.75%
Dominant channelBlue
Hex per channelR 32 · G 3F · B A8

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Every value on this page was computed from “323fa8” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.