Nerdulator> put something in

Recognised as Colour

#011B73

  • #011B73
  • Blue
  • Dark
  • Nearest: Midnight blue

#011B73 is a blue with RGB values 1, 27, 115 and HSL 226°, 98%, 23%. It is a dark colour, so white text on it reaches 14.9:1 contrast (AAA for normal text). The nearest named colour is Midnight blue.

Colour values

#011B73#011B73
HEX#011B73
RGBrgb(1, 27, 115)
RGB (0–1)0.0039, 0.1059, 0.451
RGB percentages0.4%, 10.6%, 45.1%
HSLhsl(226.3, 98.3%, 22.7%)
HSV / HSBhsv(226.3, 99.1%, 45.1%)
CMYK99.1%, 76.5%, 0%, 54.9%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer72,563
CSS custom property--colour: #011B73;

Brightness & contrast

Relative luminance0.02028WCAG 2.x, 0 is black and 1 is white
Perceived brightness44 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 14.94:1
Contrast with white14.94:1WCAG normal text: AAA
Contrast with black1.41:1WCAG normal text: Fail
Greyscale equivalent#1C1C1C
Inverted#FEE48C

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#002C76no red cones; affects about 1% of men; ΔE 13.3 from the original
Deuteranopia#002171no green cones; the most common form, about 1% of men; ΔE 6.2 from the original
Tritanopia#003545no blue cones; rare, and affects men and women equally; ΔE 54.5 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text14.94:1WCAG large text: AAA
Contrast with black, large text1.41:1WCAG large text: Fail

Named colours

Midnight blue · ΔE 2.9Dark slateblue · ΔE 18.5Navy · ΔE 21.9Rebecca purple · ΔE 22.1Indigo · ΔE 22.3Dark blue · ΔE 26.5
Nearest named CSS colourMidnight blue (#191970)ΔE 2.94, a close match
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#735901
Analogous#015473, #200173
Triadic#73011B, #1B7301
Split complementary#732001, #547301
Tetradic#730154, #735901, #017320

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#436DFD
Lighter +30%#1046FD
Lighter +20%#0233D8
Lighter +10%#0127A6
Darker −10%#010F40
Darker −20%#00030E
Darker −30%#000000
Darker −40%#000000
More saturated +25%#001A74
Less saturated −25%#0F2365

Channel breakdown

R1
G27
B115
Red1 (0.4%)
Green27 (10.6%)
Blue115 (45.1%)
Hue226.32°
Saturation (HSL)98.28%
Lightness22.75%
Dominant channelBlue
Hex per channelR 01 · G 1B · B 73

Keep nerding

Every link below is a page Nerdulator can generate from what it already knows about this value.

Nerdulate something else

Nothing in mind? Surprise me · today’s page

Every value on this page was computed from “011b73” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.