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Recognised as Colour

#004EAA

  • #004EAA
  • Blue
  • Dark
  • Nearest: Dark slateblue

#004EAA is a blue with RGB values 0, 78, 170 and HSL 212°, 100%, 33%. It is a dark colour, so white text on it reaches 7.9:1 contrast (AAA for normal text). The nearest named colour is Dark slateblue.

Colour values

#004EAA#004EAA
HEX#004EAA
RGBrgb(0, 78, 170)
RGB (0–1)0, 0.3059, 0.6667
RGB percentages0%, 30.6%, 66.7%
HSLhsl(212.5, 100%, 33.3%)
HSV / HSBhsv(212.5, 100%, 66.7%)
CMYK100%, 54.1%, 0%, 33.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer20,138
CSS custom property--colour: #004EAA;

Brightness & contrast

Relative luminance0.08351WCAG 2.x, 0 is black and 1 is white
Perceived brightness82.9 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 7.86:1
Contrast with white7.86:1WCAG normal text: AAA
Contrast with black2.67:1WCAG normal text: Fail
Greyscale equivalent#444444
Inverted#FFB155

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#0059ADno red cones; affects about 1% of men; ΔE 8 from the original
Deuteranopia#004BA8no green cones; the most common form, about 1% of men; ΔE 1.6 from the original
Tritanopia#006574no blue cones; rare, and affects men and women equally; ΔE 53.7 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text7.86:1WCAG large text: AAA
Contrast with black, large text2.67:1WCAG large text: Fail

Named colours

Dark slateblue · ΔE 15.9Royal blue · ΔE 19Slate blue · ΔE 21.7Midnight blue · ΔE 24.3Rebecca purple · ΔE 26.7Dodgerblue · ΔE 27.2
Nearest named CSS colourDark slateblue (#483D8B)ΔE 15.86, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#AA5C00
Analogous#00A3AA, #0700AA
Triadic#AA004E, #4EAA00
Split complementary#AA0700, #A3AA00
Tetradic#AA00A3, #AA5C00, #00AA07

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#77B5FF
Lighter +30%#449AFF
Lighter +20%#117EFF
Lighter +10%#0065DD
Darker −10%#003777
Darker −20%#001F44
Darker −30%#000811
Darker −40%#000000
More saturated +25%#004EAA
Less saturated −25%#155095

Channel breakdown

R0
G78
B170
Red0 (0%)
Green78 (30.6%)
Blue170 (66.7%)
Hue212.47°
Saturation (HSL)100%
Lightness33.33%
Dominant channelBlue
Hex per channelR 00 · G 4E · B AA

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Every value on this page was computed from “004eaa” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.