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Recognised as Colour

#30209F

  • #30209F
  • Blue
  • Dark
  • Nearest: Dark blue

#30209F is a blue with RGB values 48, 32, 159 and HSL 248°, 66%, 37%. It is a dark colour, so white text on it reaches 11.5:1 contrast (AAA for normal text). The nearest named colour is Dark blue.

Colour values

#30209F#30209F
HEX#30209F
RGBrgb(48, 32, 159)
RGB (0–1)0.1882, 0.1255, 0.6235
RGB percentages18.8%, 12.5%, 62.4%
HSLhsl(247.6, 66.5%, 37.5%)
HSV / HSBhsv(247.6, 79.9%, 62.4%)
CMYK69.8%, 79.9%, 0%, 37.6%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,154,079
CSS custom property--colour: #30209F;

Brightness & contrast

Relative luminance0.04165WCAG 2.x, 0 is black and 1 is white
Perceived brightness64.6 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 11.46:1
Contrast with white11.46:1WCAG normal text: AAA
Contrast with black1.83:1WCAG normal text: Fail
Greyscale equivalent#2D2D2D
Inverted#CFDF60

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#003FA3no red cones; affects about 1% of men; ΔE 22.8 from the original
Deuteranopia#00349Dno green cones; the most common form, about 1% of men; ΔE 16.8 from the original
Tritanopia#00475Fno blue cones; rare, and affects men and women equally; ΔE 72 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text11.46:1WCAG large text: AAA
Contrast with black, large text1.83:1WCAG large text: Fail

Named colours

Dark blue · ΔE 11.1Navy · ΔE 11.4Indigo · ΔE 13.9Rebecca purple · ΔE 20.3Midnight blue · ΔE 22.6Slate blue · ΔE 24.4
Nearest named CSS colourDark blue (#00008B)ΔE 11.09, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#8F9F20
Analogous#20509F, #6F209F
Triadic#9F3020, #209F30
Split complementary#9F6F20, #509F20
Tetradic#9F2050, #8F9F20, #209F6F

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#A99FEC
Lighter +30%#8375E3
Lighter +20%#5D4ADB
Lighter +10%#3D29C9
Darker −10%#231775
Darker −20%#160F4A
Darker −30%#0A0620
Darker −40%#000000
More saturated +25%#1E08B7
Less saturated −25%#423887

Channel breakdown

R48
G32
B159
Red48 (18.8%)
Green32 (12.5%)
Blue159 (62.4%)
Hue247.56°
Saturation (HSL)66.49%
Lightness37.45%
Dominant channelBlue
Hex per channelR 30 · G 20 · B 9F

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Every value on this page was computed from “30209f” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.