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Recognised as Colour

#001188

  • #001188
  • Blue
  • Dark
  • Nearest: Navy

#001188 is a blue with RGB values 0, 17, 136 and HSL 233°, 100%, 27%. It is a dark colour, so white text on it reaches 14.6:1 contrast (AAA for normal text). The nearest named colour is Navy.

Colour values

#001188#001188
HEX#001188
HEX (short)#018
RGBrgb(0, 17, 136)
RGB (0–1)0, 0.0667, 0.5333
RGB percentages0%, 6.7%, 53.3%
HSLhsl(232.5, 100%, 26.7%)
HSV / HSBhsv(232.5, 100%, 53.3%)
CMYK100%, 87.5%, 0%, 46.7%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer4,488
CSS custom property--colour: #001188;

Brightness & contrast

Relative luminance0.02178WCAG 2.x, 0 is black and 1 is white
Perceived brightness47.7 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 14.63:1
Contrast with white14.63:1WCAG normal text: AAA
Contrast with black1.44:1WCAG normal text: Fail
Greyscale equivalent#161616
Inverted#FFEE77

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#002F8Bno red cones; affects about 1% of men; ΔE 20.9 from the original
Deuteranopia#002186no green cones; the most common form, about 1% of men; ΔE 11.8 from the original
Tritanopia#00394Fno blue cones; rare, and affects men and women equally; ΔE 68.7 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text14.63:1WCAG large text: AAA
Contrast with black, large text1.44:1WCAG large text: Fail

Named colours

Navy · ΔE 5.6Dark blue · ΔE 8.8Indigo · ΔE 14.3Midnight blue · ΔE 18.5Rebecca purple · ΔE 23.6Slate blue · ΔE 30.5
Nearest named CSS colourNavy (#000080)ΔE 5.58, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#887700
Analogous#005588, #330088
Triadic#880011, #118800
Split complementary#883300, #558800
Tetradic#880055, #887700, #008833

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#556AFF
Lighter +30%#223EFF
Lighter +20%#001EEE
Lighter +10%#0017BB
Darker −10%#000B55
Darker −20%#000422
Darker −30%#000000
Darker −40%#000000
More saturated +25%#001188
Less saturated −25%#111E77

Channel breakdown

R0
G17
B136
Red0 (0%)
Green17 (6.7%)
Blue136 (53.3%)
Hue232.5°
Saturation (HSL)100%
Lightness26.67%
Dominant channelBlue
Hex per channelR 00 · G 11 · B 88

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Every value on this page was computed from “hex 001188” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.