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Colour

#011042

  • #011042
  • Blue
  • Dark
  • Nearest: Midnight blue

#011042 is a blue with RGB values 1, 16, 66 and HSL 226°, 97%, 13%. It is a dark colour, so white text on it reaches 18.2:1 contrast (AAA for normal text). The nearest named colour is Midnight blue.

Colour values

#011042#011042
HEX#011042
RGBrgb(1, 16, 66)
RGB (0–1)0.0039, 0.0627, 0.2588
RGB percentages0.4%, 6.3%, 25.9%
HSLhsl(226.2, 97%, 13.1%)
HSV / HSBhsv(226.2, 98.5%, 25.9%)
CMYK98.5%, 75.8%, 0%, 74.1%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer69,698
CSS custom property--colour: #011042;

Brightness & contrast

Relative luminance0.0077WCAG 2.x, 0 is black and 1 is white
Perceived brightness25.4 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 18.2:1
Contrast with white18.2:1WCAG normal text: AAA
Contrast with black1.15:1WCAG normal text: Fail
Greyscale equivalent#101010
Inverted#FEEFBD

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#001944no red cones; affects about 1% of men; ΔE 7.6 from the original
Deuteranopia#001241no green cones; the most common form, about 1% of men; ΔE 2.5 from the original
Tritanopia#001E27no blue cones; rare, and affects men and women equally; ΔE 34.1 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text18.2:1WCAG large text: AAA
Contrast with black, large text1.15:1WCAG large text: Fail

Named colours

Midnight blue · ΔE 23.9Dark slateblue · ΔE 27.1Black · ΔE 37.8Rebecca purple · ΔE 39.3Indigo · ΔE 42.5Navy · ΔE 44.4
Nearest named CSS colourMidnight blue (#191970)ΔE 23.86, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#423301
Analogous#013042, #130142
Triadic#420110, #104201
Split complementary#421301, #304201
Tetradic#420130, #423301, #014213

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#1449FB
Lighter +30%#0335D9
Lighter +20%#0328A6
Lighter +10%#021C74
Darker −10%#000410
Darker −20%#000000
Darker −30%#000000
Darker −40%#000000
More saturated +25%#000F43
Less saturated −25%#09153A

Channel breakdown

R1
G16
B66
Red1 (0.4%)
Green16 (6.3%)
Blue66 (25.9%)
Hue226.15°
Saturation (HSL)97.01%
Lightness13.14%
Dominant channelBlue
Hex per channelR 01 · G 10 · B 42

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Every value on this page was computed from “hex 011042” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.