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Recognised as Colour

#08366C

  • #08366C
  • Blue
  • Dark
  • Nearest: Dark slateblue

#08366C is a blue with RGB values 8, 54, 108 and HSL 212°, 86%, 23%. It is a dark colour, so white text on it reaches 12:1 contrast (AAA for normal text). The nearest named colour is Dark slateblue.

Colour values

#08366C#08366C
HEX#08366C
RGBrgb(8, 54, 108)
RGB (0–1)0.0314, 0.2118, 0.4235
RGB percentages3.1%, 21.2%, 42.4%
HSLhsl(212.4, 86.2%, 22.7%)
HSV / HSBhsv(212.4, 92.6%, 42.4%)
CMYK92.6%, 50%, 0%, 57.6%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer538,220
CSS custom property--colour: #08366C;

Brightness & contrast

Relative luminance0.03773WCAG 2.x, 0 is black and 1 is white
Perceived brightness55.3 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 11.97:1
Contrast with white11.97:1WCAG normal text: AAA
Contrast with black1.75:1WCAG normal text: Fail
Greyscale equivalent#303030
Inverted#F7C993

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#173B6Eno red cones; affects about 1% of men; ΔE 3.3 from the original
Deuteranopia#00336Bno green cones; the most common form, about 1% of men; ΔE 2.1 from the original
Tritanopia#00434Bno blue cones; rare, and affects men and women equally; ΔE 34.6 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text11.97:1WCAG large text: AAA
Contrast with black, large text1.75:1WCAG large text: Fail

Named colours

Dark slateblue · ΔE 20.8Midnight blue · ΔE 28.4Steel blue · ΔE 32.1Rebecca purple · ΔE 38.1Dark slate grey · ΔE 38.3Slate grey · ΔE 40.3
Nearest named CSS colourDark slateblue (#483D8B)ΔE 20.76, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#6C3E08
Analogous#08686C, #0C086C
Triadic#6C0836, #366C08
Split complementary#6C0C08, #686C08
Tetradic#6C0868, #6C3E08, #086C0C

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#4E99F2
Lighter +30%#1F7EEE
Lighter +20%#0F65CB
Lighter +10%#0C4E9B
Darker −10%#041E3D
Darker −20%#01070D
Darker −30%#000000
Darker −40%#000000
More saturated +25%#003574
Less saturated −25%#16375E

Channel breakdown

R8
G54
B108
Red8 (3.1%)
Green54 (21.2%)
Blue108 (42.4%)
Hue212.4°
Saturation (HSL)86.21%
Lightness22.75%
Dominant channelBlue
Hex per channelR 08 · G 36 · B 6C

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Every value on this page was computed from “08366c” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.