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Recognised as Colour

#011767

  • #011767
  • Blue
  • Dark
  • Nearest: Midnight blue

#011767 is a blue with RGB values 1, 23, 103 and HSL 227°, 98%, 20%. It is a dark colour, so white text on it reaches 15.9:1 contrast (AAA for normal text). The nearest named colour is Midnight blue.

Colour values

#011767#011767
HEX#011767
RGBrgb(1, 23, 103)
RGB (0–1)0.0039, 0.0902, 0.4039
RGB percentages0.4%, 9%, 40.4%
HSLhsl(227.1, 98.1%, 20.4%)
HSV / HSBhsv(227.1, 99%, 40.4%)
CMYK99%, 77.7%, 0%, 59.6%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer71,527
CSS custom property--colour: #011767;

Brightness & contrast

Relative luminance0.01599WCAG 2.x, 0 is black and 1 is white
Perceived brightness39 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 15.91:1
Contrast with white15.91:1WCAG normal text: AAA
Contrast with black1.32:1WCAG normal text: Fail
Greyscale equivalent#181818
Inverted#FEE898

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#002769no red cones; affects about 1% of men; ΔE 13.3 from the original
Deuteranopia#001D66no green cones; the most common form, about 1% of men; ΔE 5.7 from the original
Tritanopia#002F3Dno blue cones; rare, and affects men and women equally; ΔE 50.9 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text15.91:1WCAG large text: AAA
Contrast with black, large text1.32:1WCAG large text: Fail

Named colours

Midnight blue · ΔE 4.9Dark slateblue · ΔE 18.7Rebecca purple · ΔE 24.8Indigo · ΔE 25.5Navy · ΔE 25.7Dark blue · ΔE 30.6
Nearest named CSS colourMidnight blue (#191970)ΔE 4.91, a close match
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#675101
Analogous#014A67, #1E0167
Triadic#670117, #176701
Split complementary#671E01, #4A6701
Tetradic#67014A, #675101, #01671E

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#3762FD
Lighter +30%#043AFD
Lighter +20%#022ECC
Lighter +10%#01229A
Darker −10%#010C34
Darker −20%#000002
Darker −30%#000000
Darker −40%#000000
More saturated +25%#001668
Less saturated −25%#0E1E5A

Channel breakdown

R1
G23
B103
Red1 (0.4%)
Green23 (9%)
Blue103 (40.4%)
Hue227.06°
Saturation (HSL)98.08%
Lightness20.39%
Dominant channelBlue
Hex per channelR 01 · G 17 · B 67

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Every value on this page was computed from “hex 011767” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.