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Colour

#00328A

  • #00328A
  • Blue
  • Dark
  • Nearest: Midnight blue

#00328A is a blue with RGB values 0, 50, 138 and HSL 218°, 100%, 27%. It is a dark colour, so white text on it reaches 11.5:1 contrast (AAA for normal text). The nearest named colour is Midnight blue.

Colour values

#00328A#00328A
HEX#00328A
RGBrgb(0, 50, 138)
RGB (0–1)0, 0.1961, 0.5412
RGB percentages0%, 19.6%, 54.1%
HSLhsl(218.3, 100%, 27.1%)
HSV / HSBhsv(218.3, 100%, 54.1%)
CMYK100%, 63.8%, 0%, 45.9%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer12,938
CSS custom property--colour: #00328A;

Brightness & contrast

Relative luminance0.04116WCAG 2.x, 0 is black and 1 is white
Perceived brightness60.3 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 11.52:1
Contrast with white11.52:1WCAG normal text: AAA
Contrast with black1.82:1WCAG normal text: Fail
Greyscale equivalent#2E2E2E
Inverted#FFCD75

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#003F8Dno red cones; affects about 1% of men; ΔE 10 from the original
Deuteranopia#003388no green cones; the most common form, about 1% of men; ΔE 2.1 from the original
Tritanopia#004959no blue cones; rare, and affects men and women equally; ΔE 52.7 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text11.52:1WCAG large text: AAA
Contrast with black, large text1.82:1WCAG large text: Fail

Named colours

Midnight blue · ΔE 12.1Dark slateblue · ΔE 12.8Rebecca purple · ΔE 22.1Slate blue · ΔE 25.3Royal blue · ΔE 27.1Indigo · ΔE 28.5
Nearest named CSS colourMidnight blue (#191970)ΔE 12.08, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#8A5800
Analogous#00778A, #13008A
Triadic#8A0032, #328A00
Split complementary#8A1300, #778A00
Tetradic#8A0077, #8A5800, #008A13

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#5794FF
Lighter +30%#2473FF
Lighter +20%#0057F0
Lighter +10%#0044BD
Darker −10%#002057
Darker −20%#000D24
Darker −30%#000000
Darker −40%#000000
More saturated +25%#00328A
Less saturated −25%#113779

Channel breakdown

R0
G50
B138
Red0 (0%)
Green50 (19.6%)
Blue138 (54.1%)
Hue218.26°
Saturation (HSL)100%
Lightness27.06%
Dominant channelBlue
Hex per channelR 00 · G 32 · B 8A

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Every value on this page was computed from “00328a” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.