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Recognised as Colour

#080040

  • #080040
  • Blue
  • Dark
  • Nearest: Midnight blue

#080040 is a blue with RGB values 8, 0, 64 and HSL 248°, 100%, 13%. It is a dark colour, so white text on it reaches 19.4:1 contrast (AAA for normal text). The nearest named colour is Midnight blue.

Colour values

#080040#080040
HEX#080040
RGBrgb(8, 0, 64)
RGB (0–1)0.0314, 0, 0.251
RGB percentages3.1%, 0%, 25.1%
HSLhsl(247.5, 100%, 12.5%)
HSV / HSBhsv(247.5, 100%, 25.1%)
CMYK87.5%, 100%, 0%, 74.9%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer524,352
CSS custom property--colour: #080040;

Brightness & contrast

Relative luminance0.00422WCAG 2.x, 0 is black and 1 is white
Perceived brightness22 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 19.37:1
Contrast with white19.37:1WCAG normal text: AAA
Contrast with black1.08:1WCAG normal text: Fail
Greyscale equivalent#060606
Inverted#F7FFBF

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#001042no red cones; affects about 1% of men; ΔE 9.7 from the original
Deuteranopia#000A3Fno green cones; the most common form, about 1% of men; ΔE 7.5 from the original
Tritanopia#001521no blue cones; rare, and affects men and women equally; ΔE 38.4 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text19.37:1WCAG large text: AAA
Contrast with black, large text1.08:1WCAG large text: Fail

Named colours

Midnight blue · ΔE 18.7Dark slateblue · ΔE 27.5Indigo · ΔE 35.4Rebecca purple · ΔE 35.6Navy · ΔE 36.9Dark blue · ΔE 42.1
Nearest named CSS colourMidnight blue (#191970)ΔE 18.72, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#384000
Analogous#001840, #280040
Triadic#400800, #004008
Split complementary#402800, #184000
Tetradic#400018, #384000, #004028

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#2B0DFF
Lighter +30%#1B00D9
Lighter +20%#1500A6
Lighter +10%#0E0073
Darker −10%#02000D
Darker −20%#000000
Darker −30%#000000
Darker −40%#000000
More saturated +25%#080040
Less saturated −25%#0E0838

Channel breakdown

R8
G0
B64
Red8 (3.1%)
Green0 (0%)
Blue64 (25.1%)
Hue247.5°
Saturation (HSL)100%
Lightness12.55%
Dominant channelBlue
Hex per channelR 08 · G 00 · B 40

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Every value on this page was computed from “hex 080040” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.