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Recognised as Colour

#0819C4

  • #0819C4
  • Blue
  • Dark
  • Nearest: Medium blue

#0819C4 is a blue with RGB values 8, 25, 196 and HSL 235°, 92%, 40%. It is a dark colour, so white text on it reaches 10.8:1 contrast (AAA for normal text). The nearest named colour is Medium blue.

Colour values

#0819C4#0819C4
HEX#0819C4
RGBrgb(8, 25, 196)
RGB (0–1)0.0314, 0.098, 0.7686
RGB percentages3.1%, 9.8%, 76.9%
HSLhsl(234.6, 92.2%, 40%)
HSV / HSBhsv(234.6, 95.9%, 76.9%)
CMYK95.9%, 87.2%, 0%, 23.1%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer530,884
CSS custom property--colour: #0819C4;

Brightness & contrast

Relative luminance0.04732WCAG 2.x, 0 is black and 1 is white
Perceived brightness69 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 10.79:1
Contrast with white10.79:1WCAG normal text: AAA
Contrast with black1.95:1WCAG normal text: Fail
Greyscale equivalent#222222
Inverted#F7E63B

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#0047C8no red cones; affects about 1% of men; ΔE 29.2 from the original
Deuteranopia#0033C1no green cones; the most common form, about 1% of men; ΔE 17 from the original
Tritanopia#005574no blue cones; rare, and affects men and women equally; ΔE 91.7 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text10.79:1WCAG large text: AAA
Contrast with black, large text1.95:1WCAG large text: Fail

Named colours

Medium blue · ΔE 11.2Dark blue · ΔE 21Blue violet · ΔE 22.2Navy · ΔE 26.1Dark violet · ΔE 26.6Dark orchid · ΔE 30.8
Nearest named CSS colourMedium blue (#0000CD)ΔE 11.24, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#C4B308
Analogous#0877C4, #5508C4
Triadic#C40819, #19C408
Split complementary#C45508, #77C408
Tetradic#C40877, #C4B308, #08C455

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#9DA5FB
Lighter +30%#6C79F9
Lighter +20%#3B4CF7
Lighter +10%#0A1FF5
Darker −10%#061393
Darker −20%#040C62
Darker −30%#020631
Darker −40%#000000
More saturated +25%#0012CC
Less saturated −25%#222EAB

Channel breakdown

R8
G25
B196
Red8 (3.1%)
Green25 (9.8%)
Blue196 (76.9%)
Hue234.57°
Saturation (HSL)92.16%
Lightness40%
Dominant channelBlue
Hex per channelR 08 · G 19 · B C4

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Every value on this page was computed from “0819c4” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.