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Colour

#00016B

  • #00016B
  • Blue
  • Dark
  • Nearest: Navy

#00016B is a blue with RGB values 0, 1, 107 and HSL 239°, 100%, 21%. It is a dark colour, so white text on it reaches 17.3:1 contrast (AAA for normal text). The nearest named colour is Navy.

Colour values

#00016B#00016B
HEX#00016B
RGBrgb(0, 1, 107)
RGB (0–1)0, 0.0039, 0.4196
RGB percentages0%, 0.4%, 42%
HSLhsl(239.4, 100%, 21%)
HSV / HSBhsv(239.4, 100%, 42%)
CMYK100%, 99.1%, 0%, 58%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer363
CSS custom property--colour: #00016B;

Brightness & contrast

Relative luminance0.01083WCAG 2.x, 0 is black and 1 is white
Perceived brightness36.1 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 17.26:1
Contrast with white17.26:1WCAG normal text: AAA
Contrast with black1.22:1WCAG normal text: Fail
Greyscale equivalent#080808
Inverted#FFFE94

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#00216Eno red cones; affects about 1% of men; ΔE 21.1 from the original
Deuteranopia#001469no green cones; the most common form, about 1% of men; ΔE 12.9 from the original
Tritanopia#00293Cno blue cones; rare, and affects men and women equally; ΔE 62.1 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text17.26:1WCAG large text: AAA
Contrast with black, large text1.22:1WCAG large text: Fail

Named colours

Navy · ΔE 10.7Midnight blue · ΔE 13.4Indigo · ΔE 15.4Dark blue · ΔE 16Rebecca purple · ΔE 25.2Dark slateblue · ΔE 29.9
Nearest named CSS colourNavy (#000080)ΔE 10.72, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#6B6A00
Analogous#00376B, #34006B
Triadic#6B0001, #016B00
Split complementary#6B3400, #376B00
Tetradic#6B0037, #6B6A00, #006B34

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#383AFF
Lighter +30%#0507FF
Lighter +20%#0002D1
Lighter +10%#00019E
Darker −10%#000138
Darker −20%#000005
Darker −30%#000000
Darker −40%#000000
More saturated +25%#00016B
Less saturated −25%#0D0E5E

Channel breakdown

R0
G1
B107
Red0 (0%)
Green1 (0.4%)
Blue107 (42%)
Hue239.44°
Saturation (HSL)100%
Lightness20.98%
Dominant channelBlue
Hex per channelR 00 · G 01 · B 6B

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Every value on this page was computed from “00016b” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.