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Colour

#328AD0

  • #328AD0
  • Blue
  • Dark
  • Nearest: Steel blue

#328AD0 is a blue with RGB values 50, 138, 208 and HSL 207°, 63%, 51%. It is a dark colour, so black text on it reaches 5.7:1 contrast (AA for normal text). The nearest named colour is Steel blue.

Colour values

#328AD0#328AD0
HEX#328AD0
RGBrgb(50, 138, 208)
RGB (0–1)0.1961, 0.5412, 0.8157
RGB percentages19.6%, 54.1%, 81.6%
HSLhsl(206.6, 62.7%, 50.6%)
HSV / HSBhsv(206.6, 76%, 81.6%)
CMYK76%, 33.7%, 0%, 18.4%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,312,336
CSS custom property--colour: #328AD0;

Brightness & contrast

Relative luminance0.23409WCAG 2.x, 0 is black and 1 is white
Perceived brightness129.8 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 5.68:1
Contrast with white3.7:1WCAG normal text: Fail
Contrast with black5.68:1WCAG normal text: AA
Greyscale equivalent#7C7C7C
Inverted#CD752F

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#6A8DD3no red cones; affects about 1% of men; ΔE 10.5 from the original
Deuteranopia#537ECFno green cones; the most common form, about 1% of men; ΔE 12.6 from the original
Tritanopia#009BA3no blue cones; rare, and affects men and women equally; ΔE 41.1 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text3.7:1WCAG large text: AA
Contrast with black, large text5.68:1WCAG large text: AAA

Named colours

Steel blue · ΔE 11.8Cornflower blue · ΔE 14.4Deep skyblue · ΔE 23.1Dodgerblue · ΔE 23.7Light skyblue · ΔE 29.8Light slate grey · ΔE 32.3
Nearest named CSS colourSteel blue (#4682B4)ΔE 11.8, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#D07832
Analogous#32D0C7, #323BD0
Triadic#D0328A, #8AD032
Split complementary#D0323B, #D0C732
Tetradic#C732D0, #D07832, #3BD032

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#D8E9F6
Lighter +30%#AED1ED
Lighter +20%#85B9E3
Lighter +10%#5BA2DA
Darker −10%#276FA8
Darker −20%#1D547F
Darker −30%#143855
Darker −40%#0A1D2C
More saturated +25%#128EF0
Less saturated −25%#5286B1

Channel breakdown

R50
G138
B208
Red50 (19.6%)
Green138 (54.1%)
Blue208 (81.6%)
Hue206.58°
Saturation (HSL)62.7%
Lightness50.59%
Dominant channelBlue
Hex per channelR 32 · G 8A · B D0

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Every value on this page was computed from “328ad0” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.